Oatey® Electrcial Service Mast (ESM) Roof Flashings are designed with a galvanized base for commercial and residential applications that require a watertight seal for roof penetrations around the plumbing vent pipe. Self-sealing collar slides over pipe and requires no caulking. Oatey products have earned the trust of plumbing professionals for over 100 years.
1-1/2-in Galvanized flashing
12.5-in x 8.75-in 28 gauge galvanized base
Self-sealing collar slides over pipe and requires no caulking
Collar unattached from flashing base for Electrical Service Mast applications
Do not use petroleum based products or paint on flashing collar or plastic base
Not for hot-mopped or built-up roofs
For warranty product details, refer to the Oatey Limited Warranty document