Hydronic Zone Builder Pack Y-Pak T822K1018 Thermostat V8043E1012 Zone Valve

Honeywell SuperVent® Air Eliminator PV125, 1-1/4" NPT Features Conventional automatic air vents installed in Hydronic heating systems can leak and cause inefficient system operation. To effectively eliminate air from the system without bleeding, air bubbles need to be vented. The NEW Honeywell SuperVent purges air through a no clog vent assembly that controls dirt and debris to minimize air vent fouling No clog vent Dirt and Debris resistant 360° adjustable collar ring for installation flexibility Stainless steel concentrator which eliminates gurgling noise Bronze body for rigid ...

Watts 1/2" Relief Valve 0388798 This 1/2" dual control regulator and relief valve is for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water, and to maintain water pressure in the system at all times. It also provides make-up water to the system in the event of system leaks. It consists of an iron and bronze body construction with NPT threaded inlet and outlet connections, an attached iron body, diaphragm relief valve, a tight seating check valve, purge lever for manual purging, and a stainless steel strainer. It has high capacity ...

Protectorelay® Oil Burner Control - 15 Sec. Lock Out Timing. This 4-1/8"L x 2-1/2"W x 4-3/8"H unit controls oil burner, oil valve and the ignition transformer in response to a call for heat. Solid state flame sensing circuit. LED for lockout indication and manual trip lever on safety switch assures burner shutdown during servicing. Mounts on a standard 4 x 4 inch junction box or directly mounts on burner housing.

Protectorelay® Oil Burner Control - 45 Sec. Lock Out Timing. This 4-1/8"L x 2-1/2"W x 4-3/8"H unit controls oil burner, oil valve and the ignition transformer in response to a call for heat. Solid state flame sensing circuit. LED for lockout indication and manual trip lever on safety switch assures burner shutdown during servicing. Mounts on a standard 4 x 4 inch junction box or directly mounts on burner housing.

This non-potable water expansion tank is designed for use in commercial and residential closed loop hydronic heating system piping to control the thermal expansion of hot water and maintain system pressure below the relief setting of the relief valve. This carbon steel tank is pre-charged at 12 PSI, tank volume is 6.0 gallons and features a durable expansion membrane that prevents contact of the water with the air in the tank. This rugged butyl diaphragm minimizes loss of the air change and ensures long and trouble-free life for the system. This tank is made of carbon steel with epoxy ...