Rigid Conduit Through Roof

In many instances the presence of electrical conduit is unforeseen problematic and potentially dangerous.

Rigid conduit through roof.

During roof system replacement and sometimes when mechanically attaching rigid board insulation or roof membranes roofing workers can encounter electrical conduit embedded within roof assemblies or placed directly beneath roof decks. Rigid metal conduit rmc and imc. It is typically used outdoors to provide protection from damage and can also provide structural support for electrical cables panels and other equipment. Quick mount pv s conduit penetration flashing provides a quick easy way to install a variety of conduit sizes through the roof while protecting the penetration against water intrusion.

Rigid metal conduit or rmc is heavy duty galvanized steel tubing that is installed with threaded fittings. The penetration is sealed with a roof boot to keep the roof penetration from leaking. Attaching rigid board insula tion or membranes can readily penetrate metal lic conduit embedded within or directly underneath roof assemblies. Sometimes you ll see a through the roof service mast that appears to be leaning from tension in the overhead service drop conductors.

The conduit penetration flashing is comprised of an all aluminum flashing and an innovative epdm post collar that can be customized by the installer to fit a or 1 diameter conduit. Supporting a mast above the roof. This conduit runs through the home s eave and the roof of the home for an overhead feed. Overhead service entrance feeds are fed through a weatherhead that is attached to a rigid metal conduit.

By way of comparison the wall thick ness of 1 2 inch thick metallic conduit is comparable to the metal thickness of a 20 gauge steel roof deck.