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Equipment Rails shall be manufactured of 18 or 14 gauge galvanized steel as required. Fully mitered and welded corners, 3" cant (except style ER-2A). Equipment Rails shall be internally reinforced with integral base plate and factory installed wood nailer. (Specify 2x4,6,8,10,12). Height to be 8" above finished roof or as detailed. Equipment Rails shall span a minimum of two (2) joists and not cantilever more than 6". Equipment Rails shall be level at the top with pitch built-in when deck slopes 1/4 of an inch per foot or greater, or as detailed. Equipment Rails shall be Model ER-_A manufactured by Roof Products & Systems Corp., Bensenville, IL. Contractor fabricated Equipment Rails will not be accepted. * Series ER-4A Rails shall include an "R" (raised cant) dimension to match the thickness of the deck insulation of the roof.
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