Utica-Dunkirk 14622005 11" Glass Water Gauge Set

The Utica-Dunkirk 14622005 Glass Water Gauge is a sight glass assembly that enables one to observe the level of boilers and hydronic HVAC systems. It is made of an 11-inch glass tube with fittings and gaskets that are attached to boiler headers or tank connections, giving a clear indication of the level of operating water. It is placed on residential or commercial steam and hot water heating systems to balance the system to ensure that water does not exceed.