9 in. Square Deep-Housing Adapter, Connects to 4 in. Corrugated Drain Pipe

SKU: 931

The NDS 9 in. Square Deep-Housing Adapter (NDS 931) with a 9 in. green catch basin grate (NDS 990) installed
Hero Shot of 9 in. Square Deep-Housing Adapter (NDS 931) which fits 4 in. Corrugated Drain Pipes
The NDS 9 in. Square Deep-Housing Adapter (NDS 931) with a 9 in. green catch basin grate (NDS 990) installed
Hero Shot of 9 in. Square Deep-Housing Adapter (NDS 931) which fits 4 in. Corrugated Drain Pipes

Capture stormwater and direct it straight to drain pipe with the 9 in. Square Deep-Housing Adapter. The flared-out design covers more surface area than just the pipe diameter alone, and holds more volume than the low-profile adapter. Unlike the catch basin, it has no sump area. The 9 in. Square Deep-Housing Adapter drains heavy flows from lawns, landscaped areas, under downspouts, patios, and walkways, and works with a 9 in. square catch basin drain grate to block debris from entering the pipeline. Connects to 4 in. single-wall and dual-wall corrugated drain pipes; also connects to 4 in. sewer and drain pipe using adapter bushing (sold separately). Made of high-impact polystyrene (HIPS) treated with UV inhibitors.

Applications:

  • Prevent costly structural damage, slip hazards, and mosquito breeding grounds by capturing water runoff and directing it away for release with drain pipes
  • Drain heavy water flows from lawns, landscaped areas, under downspouts, patios, and walkways using a flat grate; for mulched landscape beds and natural areas use an atrium grate
  • As part of a complete drainage system, the deep-housing adapter connects to drain pipes to capture surface water and direct it away for proper release downstream

Features:

  • Flared-out design of deep-housing adapter covers more surface area than just pipe diameter alone
  • Deep-housing adapter is 8 in. high; top opening is 10-7/8 in. square

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