This kit is designed for atmospheric gas water heater venting

and 622762R

When should the seat kit be replaced versus the entire valve

Millivolt System Integration: Optimized for use with thermopile-generated power

Does this kit work for both Natural Gas and Propane

Johnson Controls V47BD-3 Water Valve R-410A This kit is designed forThe Johnson Controls V47BD 3 is a 1 inch temperature actuated modulating water valve designed for critical cooling and heating applications in HVACR and industrial systems. Built for performance and reliability, this Johnson Controls V47 series valve maintains precise temperature control by regulating the flow of water or glycol solutions. It features a broad 115 180 degree range and a standard 11 16" x 6" sensing bulb for accurate thermal response.