Description
The Field Controls VRV-4 Vacuum-Relief-Valve is a high preforming way to keep an HVAC system balanced Model 46257100, UPC 090747333707. This valve is designed to keep negative pressure buildup out of cases which would protect appliances like water heaters and boilers, and in so doing, be always operating safely. When vacuum detected it automatically opens allow airinto the system to protect equipment and keep system efficient. This will prevent back drafting and prevent damaged caused by high pressure. It is ideal for residential and light commercial HVAC setups improving safety, extending equipment longevity and meeting ventilation standards.
