Robertshaw 4290-011 Gas Thermostat Refrigerant this 2-way zone valve body

this 2-way zone valve body features a 1/2" SAE Flare connection and a 3

Can I use the 2151 to replace an older 2151+ model

electronic control board architecture allows for a clean drop-in replacement in existing air handlers and furnaces

this Conbraco gauge cock is the industry standard for contractors requiring dependable boiler water level monitoring

Operating on a standard 24VAC power supply

Robertshaw 4290-011 Gas Thermostat Refrigerant this 2-way zone valve bodyThe Robertshaw 4290 011 is a high capacity, snap action hydraulic thermostat engineered for precise temperature control in heavy duty commercial cooking equipment. Built for high demand environments, this GS series gas control features a 3 8" pipe inlet and outlet, supporting a capacity of up to 30,000 BTUs. With a temperature range of 200F to 400F, it is the standard choice for maintaining thermal stability in commercial fryers, griddles, and