Patent ID: 8356778

Claim:
A rooftop pipe support comprising: a base; and a top portion having a pipe-receiving recess; wherein one of the top portion or the base has protrusions that engage protrusion-engaging recesses in the other of the top portion or the base, holding the base and the top portion together; wherein the top portion may be engaged to the base at multiple different heights above a bottom wall of the base; wherein the pipe-receiving recess is bounded at a bottom portion of the pipe-receiving recess that is closest to the bottom wall, by a rounded surface of the top portion; wherein, when the top portion is engaged with the base, a closest distance between the rounded surface and the bottom wall of the base, is between, in a direction parallel to the bottom wall, a pair of other locations on the rounded surface that are at a greater distance than the closest distance from the bottom wall; wherein at least part of the top portion is received into a vertical channel in the base; wherein the protrusions include teeth of the at least part of the top portion; wherein the protrusion-engaging recesses are tooth-receiving recesses on opposing inner surfaces of the channel; and wherein the teeth are angled downward, toward a bottom wall of the base.