{"title":"Selectra Modulating Valves","description":"\u003cp\u003e\u003cstrong\u003eMaxitrol Selectra\u003c\/strong\u003e M511, M520, M611 and M620 modulating valves, and MR212 and MR510 modulator-regulators that combine modulation and pressure regulation. They give precise flame modulation with no motor or butterfly valve on atmospheric, infrared and direct-fired burners, and work with a \u003ca href=\"\/en\/collections\/selectra-amplifiers\"\u003eSelectra amplifier\u003c\/a\u003e and a \u003ca href=\"\/en\/collections\/selectra-temperature-sensors\"\u003esensor or selector\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"maxitrol-mxt-m520-75-gas-regulator","title":"Maxitrol MXT-M520.75 Selectra modulating valve 3\/4\" NPT 0.5 psi","description":"The Maxitrol MXT-M520.75 Selectra modulating valve is engineered for precise temperature control in commercial and industrial heating applications. Featuring a 3\/4\" NPT connection, 0.5 psi maximum inlet pressure, and an included vent limiter, this CSA-certified gas valve ensures reliable modulation for natural gas or propane atmospheric-burner systems at ambient temperatures from -40°F to 125°F. HVAC technicians rely on this durable modulating valve for dependable performance and accurate thermal regulation.\u003ch4 style=\"margin:16px 0 8px\"\u003eSpecifications\u003c\/h4\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:480px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eModulating valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eModel series\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eM520\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003ePipe size\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eConnection type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eMax inlet pressure\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e1\/2 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eOutlet pressure range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eSlightly above atmospheric pressure (0.1\" w.c.) with bypass closed and zero voltage applied. Minimum outlet pressure is always above 0.2\" w.c. Ma × imum outlet pressure is 7.0\" w.c. in. W.C.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eGas type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNatural gas \/ Propane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eCSA certified\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003etrue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eVent limiter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eTemperature range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e-40°F to 125°F °F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"MAXITROL","offers":[{"title":"Default Title","offer_id":67711352930589,"sku":"MXT-M520.75","price":667.8,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/1612\/5469\/files\/96b2cacb-1ef5-4105-b360-95ea3cd72805.jpg?v=1791513640"},{"product_id":"maxitrol-mxt-m611-1-gas-regulator","title":"Maxitrol MXT-M611.1 1\" NPT Selectra modulating valve 1\/2 psi","description":"The Maxitrol MXT-M611.1 is a 1\" NPT Selectra modulating valve designed for precise temperature control in commercial and industrial heating applications. Operating on natural gas or propane with a 1\/2 psi CSA rating and a maximum outlet pressure of 7 inches water column, this modulating valve ensures reliable, efficient burner performance. Built for seamless integration, it provides dependable gas flow regulation for HVAC systems across Quebec.\u003ch4 style=\"margin:16px 0 8px\"\u003eSpecifications\u003c\/h4\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:480px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eModulating valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eModel series\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e611\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003ePipe size\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eConnection type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eMax inlet pressure\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e1\/2 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eOutlet pressure range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e7\" w.c. max in. W.C.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eGas type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNatural gas \/ Propane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eCSA certified\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003etrue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eVent limiter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"MAXITROL","offers":[{"title":"Default Title","offer_id":67711354962205,"sku":"MXT-M611.1","price":943.2,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/1612\/5469\/files\/b47136a1-fe3d-45d9-9825-861c070fc933.jpg?v=1791513644"},{"product_id":"maxitrol-mxt-m611-75-mixing-tube","title":"Maxitrol MXT-M611.75 Selectra modulating valve 3\/4\" NPT CSA 1\/2 psi","description":"The Maxitrol MXT-M611.75 is a 3\/4\" NPT Selectra modulating valve designed for precise temperature control in commercial and industrial heating equipment. This CSA-certified valve operates on natural gas or propane with a 1\/2 psi maximum inlet pressure and a 12A06 vent limiter installed. It is an essential component for dependable gas flow modulation and burner management in HVAC systems.\u003ch4 style=\"margin:16px 0 8px\"\u003eSpecifications\u003c\/h4\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:480px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eModulating valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eModel series\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eM611\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003ePipe size\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eConnection type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eMax inlet pressure\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e1\/2 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eOutlet pressure range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e7\" w.c. max in. W.C.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eGas type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNatural gas \/ Propane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eCSA certified\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003etrue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eVent limiter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"MAXITROL","offers":[{"title":"Default Title","offer_id":67711355289885,"sku":"MXT-M611.75","price":943.2,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/1612\/5469\/files\/0568a522-d3e7-40a0-9013-9a52b6cd87ba.jpg?v=1791513647"},{"product_id":"maxitrol-mxt-m620-1-m620-88-gas-amplifier","title":"Maxitrol MXT-M620.1 1\" NPT Selectra modulating valve 0.5 psi natural gas or propane","description":"The Maxitrol MXT-M620.1 is a 1\" NPT Selectra modulating valve designed for precise temperature control in natural gas and propane heating applications. This CSA-certified 1\/2 psi valve features a built-in vent limiter and operates reliably in extreme temperatures ranging from -40 to 125°F. It delivers dependable pressure regulation with an outlet pressure range up to 7.0\" w.c. to optimize system performance.\u003ch4 style=\"margin:16px 0 8px\"\u003eSpecifications\u003c\/h4\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:480px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eModulating valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eModel series\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eM620\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003ePipe size\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eConnection type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eMax inlet pressure\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e1\/2 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eOutlet pressure range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eSlightly above atmospheric pressure (0.1\" w.c.) with bypass closed and zero voltage applied. Minimum outlet pressure is always above 0.2\" w.c. Ma × imum outlet pressure is 7.0\" w.c. in. W.C.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eGas type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNatural gas \/ Propane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eCSA certified\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003etrue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eVent limiter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eTemperature range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e-40 to 125°F (-40 to 50°C) °F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"MAXITROL","offers":[{"title":"Default Title","offer_id":67711355650333,"sku":"MXT-M620.1","price":1018.8,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/1612\/5469\/files\/5e912f00-5d00-46a9-b005-0fa865ec5288_21443c3c-7fda-4e7b-9cab-d1c9b2a299d7.jpg?v=1791503925"},{"product_id":"maxitrol-mxt-mr212d-1-25-regulator","title":"Maxitrol MXT-MR212D.1.25 Selectra modulator-regulator valve 1-1\/4\" NPT 5 psi","description":"The Maxitrol MXT-MR212D.1.25 is a 1-1\/4\" NPT Selectra modulator-regulator valve designed for precise gas pressure control in commercial and industrial heating applications. This CSA-certified valve handles a maximum inlet pressure of 5 PSI and delivers a high-fire outlet pressure setting of 2 to 5 inches W.C. (standard model) for both natural gas and propane systems. Engineered for dependable performance, it ensures accurate burner modulation to optimize thermal efficiency and system stability.\u003ch4 style=\"margin:16px 0 8px\"\u003eSpecifications\u003c\/h4\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:480px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eModulator-regulator valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eModel series\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eMR212D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003ePipe size\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e1-1\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eConnection type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eMax inlet pressure\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e5 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eOutlet pressure range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e2-5\" w.c. high fire (standard model) in. W.C.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eGas type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNatural gas \/ Propane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eCSA certified\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003etrue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eVent limiter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"MAXITROL","offers":[{"title":"Default Title","offer_id":67711356010781,"sku":"MXT-MR212D.1.25","price":2286.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/1612\/5469\/files\/170cf100-cb6a-4ce6-9e4f-71ddb442d809_1b8df5e4-b7b0-4783-aaa5-fac9a44dde1d.jpg?v=1791503929"},{"product_id":"maxitrol-mxt-mr212d-1-5-npt-5psi-csa","title":"Maxitrol MXT-MR212D.1.5 modulator-regulator valve 1-1\/2\" NPT natural gas or propane","description":"The Maxitrol MR212D-1212 is a 1-1\/2\" NPT gas modulator-regulator valve designed for precise pressure control in commercial and industrial heating applications. This CSA-certified valve handles natural gas and propane with a CSA-listed capacity of 3,000 CFH (0.64 specific gravity gas, about 3 million BTU\/h on natural gas), featuring an outlet pressure range of 2\" to 5\" w.c. and an integrated vent limiter. Built for reliable performance in demanding environments, it ensures steady, efficient modulation for your HVAC systems.\u003ch4 style=\"margin:16px 0 8px\"\u003eSpecifications\u003c\/h4\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:480px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eModulator-regulator valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eModel series\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eMR212D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003ePipe size\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e1-1\/2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eConnection type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eMax inlet pressure\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e5 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eOutlet pressure range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e2\" - 5\" w.c. in. W.C.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eGas type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNatural gas \/ Propane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eCapacity\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e3000000 BTU\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eCSA certified\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003etrue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eVent limiter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eTemperature range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e-40 to 125 °F °F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"MAXITROL","offers":[{"title":"Default Title","offer_id":67711356305693,"sku":"MXT-MR212D.1.5","price":2286.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/1612\/5469\/files\/75edd914-4f72-4159-a705-9dc1dff77687_d3a9ac48-3b02-4aa3-889d-e09d70092760.png?v=1791503932"},{"product_id":"maxitrol-mxt-mr212e-2","title":"MAXITROL MXT-MR212E.2 2\" NPT modulator-regulator valve CSA 5 PSI","description":"The Maxitrol MR212E-1616 is a 2\" NPT modulator-regulator valve designed for precise gas control in commercial and industrial heating applications. This CSA 5 PSI certified Selectra modulating valve ensures reliable, accurate pressure regulation to optimize system performance and efficiency. Install this dependable Maxitrol component to maintain consistent temperature control in demanding HVAC setups.\u003ch4 style=\"margin:16px 0 8px\"\u003eSpecifications\u003c\/h4\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:480px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eModulator-regulator valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eModel series\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eMR212E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003ePipe size\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eConnection type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eMax inlet pressure\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e5 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eOutlet pressure range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e2-5\" w.c. (standard model) in. W.C.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eGas type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNatural gas \/ Propane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eCSA certified\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003etrue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eVent limiter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eTemperature range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e-40 to 125 °F °F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"MAXITROL","offers":[{"title":"Default Title","offer_id":67711356698909,"sku":"MXT-MR212E.2","price":3033.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/1612\/5469\/files\/42a650d2-066f-412e-acb3-fb9fe00bad80_a29d7519-ae68-49a2-8cad-eabc2af8f295.png?v=1791503935"},{"product_id":"maxitrol-mxt-mr510-75-gas-regulator","title":"Maxitrol MXT-MR510.75 3\/4\" NPT modulator-regulator valve CSA 0.5 psi","description":"The Maxitrol MXT-MR510.75 is a 3\/4\" NPT modulator-regulator valve designed for precise gas pressure control in heating applications. This CSA 1\/2 psi rated unit features a built-in vent limiter and handles natural gas or propane efficiently. HVAC technicians rely on this reliable Selectra modulator-regulator valve for accurate temperature regulation in commercial and residential systems.\u003ch4 style=\"margin:16px 0 8px\"\u003eSpecifications\u003c\/h4\u003e\u003ctable style=\"border-collapse:collapse;width:100%;max-width:480px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eModulator-regulator valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eModel series\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eMR510\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003ePipe size\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e3\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eConnection type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eMax inlet pressure\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e1\/2 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eOutlet pressure range\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003e3-5\" w.c. high fire, 0.3-1.2\" w.c. low fire (standard model) in. W.C.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eGas type\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eNatural gas \/ Propane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eCSA certified\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003etrue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:6px 16px 6px 0;border-bottom:1px solid #e5e5e5;white-space:nowrap;font-weight:600\"\u003eVent limiter\u003c\/th\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e5e5e5\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"MAXITROL","offers":[{"title":"Default Title","offer_id":67711357124893,"sku":"MXT-MR510.75","price":525.6,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/1612\/5469\/files\/f87376b4-66f3-41d3-9a97-aa00ac2c481c_fc90a37c-ad8f-455d-b006-b9950f6a8667.jpg?v=1791503938"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/1612\/5469\/collections\/5e912f00-5d00-46a9-b005-0fa865ec5288.jpg?v=1791503821","url":"https:\/\/www.motair.ca\/en\/collections\/selectra-modulating-valves.oembed","provider":"Motair","version":"1.0","type":"link"}