Composition roof accessory mount
A mount for use over a roof flashing on a composition roof. The mount includes a central aperture for a fastener, a top surface with a horizontal platform extending laterally from the top surface, and a conical inner surface to cooperate with a conical protrusion on the roof flashing.
1. A mount comprising:
a substantially planar lower surface configured to overlay a roof flashing;
at least one horizontal platform extending laterally from a top surface of the mount;
an aperture in the top surface configured to receive a fastener;
a conical outer surface connecting the planar lower surface to the top surface; and
a vertical rib connected to a lower surface of the horizontal platform and connected to the conical outer surface.
2. The mount of claim 1 , further comprising:
a conical inner surface forming a cavity that is configured to receive an upward protrusion of the roof flashing.
3. The mount of claim 1 , wherein a connection between the top surface and the horizontal platform is a step, with the top surface vertically offset from the horizontal platform by a thickness of a sealing washer.
4. The mount of claim 3 , wherein the step is angled.
5. The mount of claim 3 , wherein the step is curved.
6. The mount of claim 3 , wherein the step is vertical.
7. The mount of claim 1 , wherein the horizontal platform includes a casting draft and a central ridge line defined by the casting draft.
8. The mount of claim 1 , wherein the top surface includes an edge to hold a sealing washer in place before a fastener is inserted through the aperture.
9. The mount of claim 1 , wherein outer edges of the planar lower surface have a radius.
10. The mount of claim 1 , wherein the mount is constructed from one of stainless steel, aluminum alloy, zinc alloy, and plastic.