PVC Roof Drain Covers are for roof sumps with drains. The Roof Drain cover has dimensions of a 20" diameter base, 18" diameter top, and a height of 5". The cover has a flange for easy sealing to the roof deck (to be sealed with silicone caulk) and a flange for sealing to the drain pipe.
Fits pipe sizes of 2" to 8" with insulation of 1/2" to 1".