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The Watts 0383942 (Model 740-1 1/2-75) is a high-capacity ASME Section IV safety relief valve engineered specifically for liquid-filled hot water heating boilers and storage tanks
this is the 1187169 ignitor cable only
This part is widely used in Lochinvar Knight
Its ECM technology maximizes energy efficiency by varying performance based on the selected setting
this valve provides the reliability required by veteran HVAC technicians to keep units running at peak AHRI-rated capacity
Resideo SV175 Air Vent L99H008 The Watts 0383942 (Model 740-1The Resideo SV175 Supervent Top Air Vent is a high capacity air elimination component engineered for both residential and light commercial hydronic heating and cooling systems. Built with a heavy duty brass construction, this automatic air vent is designed to purge trapped air from the system, preventing air locked coils and reducing hydronic noise. It features a 1 2" NPT connection and incorporates an integral check valve, allowing for easy
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