Seal and protect your drainage system with the Advanced Drainage Systems 6 in. Snap Polyethylene 7 in. Cap. Built for underground installation, this snap-fit cap seals a 6-inch drain or sewer pipe with a long 7-inch profile, providing a reliable, debris-proof closure during construction, maintenance, or abandonment.
Key reasons to choose this ADS cap:
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Rugged polyethylene construction stands up to soil, moisture, and chemical exposure in underground environments, while remaining lightweight for easy handling.
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Snap-on design delivers quick, tool-free installation and a secure seal—no threading, no tape, no fuss.
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ANSI certified and underground rated for confidence in performance and compliance on job sites.
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Lead-free material for safer, long-term use in residential or commercial projects.
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7-inch length with a 6-inch end diameter ensures ample seating depth and reliable closure in typical 6-inch drain/sewer runs.
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Temperature tolerance to 150°F keeps performance under heat exposure from sun, soil, or mild chemical contact.
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Bagged packaging with 1 cap per package for straightforward inventory and storage.
Applications and use cases
- Temporary or permanent closure of 6-inch underground drainage lines during sewer work, trenching, or piping rehab.
- Winterization or shutdowns where a secure cap helps prevent backfill debris, rodents, or pests from entering the line.
- During testing and commissioning, a dependable plug that can be removed with the same snap-fit style when work resumes.
Specifications at a glance
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Brand: Advanced Drainage Systems (ADS)
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Product Type: Cap
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Material: Polyethylene
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End 1 Diameter: 6 in
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End 1 Type: Snap
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Length: 7 in
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Applications: Drain and sewer pipe
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Maximum Temperature: 150°F
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Underground Rated: Yes
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ANSI Certified: Yes
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Lead Content: Lead-free
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NSF Listed: No
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IAPMO Certified: No
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Packaging: Bagged
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Quantity: 1 per package
With ADS, you’re choosing a trusted solution designed for longevity in challenging subsurface conditions. This cap gives you a dependable, low-maintenance option that installers and facility managers can rely on time after time. Add it to your cart and secure your drainage project’s integrity today.
