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RPS-PIPE PORTAL®
SPECIFICATION
Furnish and install Roof Product & Systems Pipe Portals at all points where 12" or less pipes are penetrating roof. The pipe portal shall include an 18 gauge galvanized steel roof curbs with integral base plate, continuously welded corner seams, factory-installed wood nailer and 1 1/2" 3lb. rigid fiberglass insulation.
The pipe portal shall be furnished with a laminated acrylic coated ABS plastic curb cover with prepunched holes and molded sealing ring on an 8" collared opening, and an EPDM compression molded cap with stainless steel snaplock clamps.
Curbs covers shall be resistant to ozone and ultraviolet rays and shall have a serviceable temperature range of -40 degrees F to positive 250 degrees F. The molded sealing ring on the collared opening and the groove in the rubber cap shall be installed to assure a weather-tight pressure and mechanical seal. The protective rubber caps shall have a serviceable temperature range of -60 degrees F to positive 250 degrees F and shall be resistant to ozone and ultraviolet rays. The conical shaped steps of the nipple shall provide a weatherproof seal around the penetration. The stainless steel snaplock clamps shall provide added protection to guarantee the seal.
Pipe Portal shall be Model RC- A with N caps as manufactured by Roof Products & Systems
Corporation, Bensenville, IL.
PIPE PORTAL® CAP SELECTION CHART
N18 (For 3/8" thru 1" Pipes): 13"x13"
I.D. Reinforced ABS Plastic cover...Four nippled EPDM rubber cap...two
pair adjustable stainless steel clamps.
N21 (For four 1" thru 2" Pipes):
13"x13" I.D. Reinforced ABS Plastic cover... Four nippled EPDM rubber
cap... Two pair adjustable stainless steel clamps.
N28 (For two 3/8" thru 1" Pipes &
two 1" thru 2" Pipes): 13"x13" I.D. Reinforced ABS Plastic cover... Four
nippled EPDM rubber cap... Two pair adjustable stainless steel clamps.
N62 (For one 2" thru 6" Pipe):
13"x13" I.D. Reinforced ABS Plastic cover... Single nippled EPDM rubber
cap... One large adjustable stainless steel clamp.
N182 (For one 8" thru 12" Pipe):
21"x21" I.D. Reinforced ABS Plastic cover... Single nippled EPDM rubber
cap... One large adjustable stainless steel clamp.
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