BUILDERS EDGE 130030003001 Mounting Block, 6-3/4 in L, 5 in W, White

Decoratively provides a level and waterproof surface for all exterior fixtures. Durable, maintenance-free, UV stabilized and constructed with color molded so they won't scratch, flake or fade. The patented snap-on trim ring makes installation easy; fits around existing pipes, wires and more. 3 x 4-3/4 in ID. 5 x 6-3/4 in OD.