*3" & 4" Insert Dome (strainer) Sold Separately*
Price: $159.70
Item #POR-66301
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Description
The Portals Plus 3″ Aluminum Insert Drain w/ Rubber Seal (POR-66301) is designed for retrofit of existing roof drains without full removal. It features a spun aluminum flange (15″ or 18″ O.D.), an extruded aluminum outlet pipe continuously welded to the flange, and a pre-compressed modified asphalt-impregnated foam or rubber seal that creates a watertight connection with the existing drain. The seal is rated for –40 °F to +185 °F and minimum 150% elongation, tested under high water pressure conditions.
Key features:
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Retrofit insertion into existing drain bodies for minimal disruption.
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Spun aluminum flange and welded aluminum outlet pipe for durability.
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Pre-compressed foam/rubber seal rated for –40 °F to +185 °F and 150% elongation.
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Stainless steel hardware, rooftop installation only, no special tools required.
*Insert Dome Not included*
Specifications
- SKU: POR-66301
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Product type: Aluminum Insert Drain w/ Rubber Seal (3″)
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Fits: 3″ existing drain outlet size
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Flange: 15″ or 18″ O.D. spun aluminum
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Seal: Pre-compressed asphalt foam or rubber — rated –40 °F to +185 °F, minimum 150% elongation
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Installation: Rooftop only; stainless steel hardware included; no special tools required.
FAQs
Q: Can this insert drain be used in an existing drain without removing the original drain body?
A: Yes, it is designed to fit into an existing 3″-size drain and install entirely from the rooftop.
Q: How does the rubber seal perform under extreme temperature and pressure conditions?
A: The pre-compressed foam/rubber seal is rated for –40 °F to +185 °F and minimum 150% elongation, and has been tested to withstand high water pressure heads.
Q: Does this unit require special tools or hardware for installation?
A: No, the package comes with stainless steel hardware and is designed for rooftop-only installation without special tools.
Q: What materials are used for the flange and outlet pipe?
A: The drain insert features a spun aluminum flange and an extruded aluminum outlet pipe welded to the flange for structural integrity.
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