Price: $475.55
Item #POR-36092
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Description
The Portals Plus Double Pipe Portal Cover (POR-36092) is engineered for roof installations where multiple medium-sized pipes between 1″ and 2″ in diameter require flashing. It includes an 18-gauge galvanized roof curb with integral base plate, continuously welded corner seams, factory-installed wood nailer, and 1.5″-thick 3 lb rigid fiberglass insulation. The cover is molded ABS plastic with a laminated acrylic coating and includes two 8″ collared openings. Two EPDM compression-molded C-412 caps equipped with stainless steel Snaplock clamps deliver a mechanical weather-tight seal for the pipe penetrations.
Key features
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Supports up to eight pipes of 1″-2″ diameter through a dual-cap penetration system.
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Laminated, acrylic-coated ABS plastic curb cover resists UV and weathering.
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Two EPDM C-412 compression caps with stainless steel Snaplock clamps provide sealed flexibility during pipe movement or vibration.
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Factory-assembled galvanized curb with rigid insulation simplifies rooftop mounting and installation.

Specifications
- SKU: POR-36092
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Product type: Double Pipe Portal Cover with Two C-412 Caps
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Supported penetration: Up to eight pipes 1″-2″ in diameter
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Curb construction: 18-gauge galvanized steel with integral base plate and continuously welded seams
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Cover: Laminated, acrylic-coated ABS plastic with two 8″ collared openings
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Caps: Two EPDM rubber C-412 compression-molded caps with stainless steel Snaplock clamps
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Insulation: 1.5″ thick 3 lb rigid fiberglass
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Application: Rooftop pipe or conduit penetrations of medium size
FAQs
Q: Can this unit accommodate a situation where several 1″-2″ pipes converge into one roof penetration location?
A: Yes, it is designed to handle up to eight pipes of 1″-2″ diameter in the same dual-cap assembly.
Q: Will the sealing system allow for thermal expansion or vibration of the pipes?
A: Yes, the EPDM C-412 caps with clamps allow independent movement of each pipe while maintaining a weather-tight seal.
Q: Is this portal cover compatible with both new and retrofit installations on commercial roofs?
A: Yes, it can be used in new builds and on retrofit roof curbs provided the curb meets structural and interface requirements.
Q: How can I maintain the sealing performance over time?
A: Inspect the caps and clamp tightness annually, remove any debris around collar openings, and ensure the roofing membrane and curb flange remain intact.
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