Watts 0590721 Air Vent R-410A providing the low-water cutoff protection

providing the low-water cutoff protection essential for commercial food service and steam equipment

95 inch water column trip point for accurate CGS boiler safety shut-off

Key Benefits Broad Compatibility: Seamlessly integrates with T775

Does it include the mounting clamps

Watts 0590721 Air Vent R-410A providing the low-water cutoff protectionThe Watts 0590721 FV 4M1 1 Air Vent is a high performance 1 inch automatic air vent valve designed for veteran contractors managing commercial and residential hydronic heating systems. Engineered with a rugged brass body construction, this vertical pattern vent facilitates the continuous removal of trapped air from both hot and cold water distribution lines, preventing air lock and system noise. It features a 150 PSI maximum pressure rating and a