*3" & 4" Insert Dome (strainer) Sold Separately*
Price: $215.65
Item #POR-66634
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Description
The Portals Plus 6″ Aluminum Insert Drain w/ Tape Seal (POR-66634) is designed for retrofit applications, allowing installation above an existing drain without full removal. It includes a spun aluminum flange (15″ or 18″ O.D.), an extruded aluminum outlet tube welded to the flange, and a pre-compressed modified asphalt impregnated expanding-foam sealing tape that forms a watertight compression seal to the existing drain body—rated from –40 °F to +185 °F with minimum 150% elongation. The unit installs entirely from the rooftop with stainless-steel hardware and no special tools required.
Key features:
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Retrofit insert drain design fits into existing drain bodies to simplify reroofing.
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Spun aluminum flange and welded extruded aluminum outlet provide durable structural integrity.
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Pre-compressed expanding foam sealing tape ensures a permanent, elastic watertight seal to the existing drain.
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Installed entirely on the rooftop with stainless steel hardware—no special tools needed.
Specifications
- SKU: POR-66634
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Product type: Aluminum Insert Drain w/ Tape Seal
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Fits existing 6″ drain outlet size.
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Flange: Spun aluminum, either 15″ or 18″ O.D.
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Sealing tape: Pre-compressed modified asphalt impregnated foam/sealing tape rated –40 °F to +185 °F, minimum 150% elongation.
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Installation: Rooftop only, stainless steel hardware included, no special tools.
FAQs
Q: Can this drain insert be installed without removing the existing drain body?
A: Yes — it is designed to be installed on the rooftop above the existing drain, avoiding full drain removal.
Q: How effective is the sealing tape under temperature extremes and movement?
A: The pre-compressed sealing tape is rated from –40 °F to +185 °F and elongates at least 150%, offering elastic, long-term sealing performance.
Q: What size existing outlet does this unit fit?
A: It is sized for a 6″ drain outlet.
Q: What materials are used in the flange and outlet construction?
A: The flange is spun aluminum (15″ or 18″ O.D.), and the outlet pipe is extruded aluminum continuously welded to the flange for strength.
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