4"PVC/CI ROOF DRAIN-BRS INSERTCAST IRON DOME/GRAVEL GUARD CLEANERS-GENERAL PURPOSE The high performance polymer resin

The high performance polymer resin compound is elastic and resists vibration and temperature change

1½ x ½ SP x Slip Sch40 Reducer Bushing

It features a bronze body with NPT threaded male inlet and NPT threaded female outlet connections

Placement of two 1-ounce pieces may be needed at points of very high house mouse activity

This fitting is not designed for potable water applications

4"PVC/CI ROOF DRAIN-BRS INSERTCAST IRON DOME/GRAVEL GUARD CLEANERS-GENERAL PURPOSE The high performance polymer resinFits over Schedule 40 DWV pipe Cast iron dome and plastic gravel guard bolted into brass insert. Brass insert in underside for underdeck clamps. Dome has 50 square inches of free area.