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this slotted trench system uses UV-10 stabilized high-density polyethylene (HDPE) for a lightweight
It features a 5″ diameter adjustable round up-top and a galvanized steel securing flange with countersunk holes for dependable mounting and alignment
it gives you efficient water management without compromising your design vision
rooftop landscapes
Watts 174A-040 1 1/4 - Part of the 174A Series Inserta Tee this slotted trench system usesThis 1 1 4 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pressures on all types of hot water heating supply boiler equipment. It consists of a bronze body construction with NPT threaded female inlet and NPT threaded female outlet (drain) connections, non metallic disc to metal seating, stainless steel spring, and test lever. It resists corrosive water conditions,