Best Double wall Corrugated Pipe

Flex-Drain 52011 Flexible/Expandable Landscaping Drain Pipe, Solid, 4-Inch by 50-Feet

Features enough open surface area to allow water to flow freely in in areas prone to debris collection.
Made with UV inhibitor to reduce damaging effects of the elements.
Fits 3-inch sewer and drain pipe and fittings, 3-inch corrugated pipe and 3-inch Triple wall pipe.
Atrium grates are ideal for planter beds, mulch areas, window wells, and areas prone to debris collection.

✔ 1-1/2" P-trap is one of the double sink drain pipe fittings, used to connect the kitchen sink drain and the garbage disposal. Also suitable for the sink of bathrooms, toilets, bathtub and salons..
✔ The drain pipe is made of flexible material and corrugated stretch design, adjustable between 7.8 and 25.6 inches. It can be bent and stretched at will in a narrow sink tank..
✔ Made of professional engineering polypropylene material, which has corrosion resistance, 212°F high temperature resistance, acid and alkali resistance, and not easy to crack..
✔ The inner diameter of the nut at both ends of the P-trap is 1.78 "/ 45.2mm, which is convenient to connect with the drain connector. The diameter of the corrugated hose is 1-1/2inch. (Please make sure the diameter of your drain connector is 1.78" before purchasing.).
✔ When installing, put on silicone sealing rings to prevent water leakage. You can fixed the pipe with our S-shaped buckle to maintain the shape..

Protect your drainage system by using a grate on top of drain pipe to block debris from entering and potentially clogging the pipeline while letting excess surface water flow through. Ideal for draining moderate water flows from mulched landscape beds, natural areas, and window wells.
Fits 4 in. Sewer and Drain Pipe & Fittings, 4 in. Single-Wall Corrugated Pipe, 4 in. Triple-Wall Pipe. 52 GPM flow rate. 17 sq. in. open surface area.
Place on top of drain pipe or drain fitting for a soil-tight fit. 4 in. Atrium Drain Grates are available in a variety of colors and materials.
Comes with one 4 in. Atrium Grate. Hassle-free limited lifetime warranty guarantees the NDS product is free from defectsor well replace it.

Protect your drainage system by using a grate on top of drain pipe to block debris from entering and potentially clogging the pipeline while letting excess surface water flow through. Ideal for draining light water flows from small lawns, landscaped areas, walkways, and patios.
Place on top of drain pipe or drain fitting for a soil-tight fit. 4 in. Round Drain Grates are available in a variety of colors.
Comes with one 4 in. Round Grate. Hassle-free limited lifetime warranty guarantees the NDS product is free from defectsor well replace it.
Fits 4 in. Sewer and Drain Pipe & Fittings, 4 in. Single-Wall Corrugated Pipe, 4 in. Triple-Wall Pipe. 12 GPM flow rate. 3.9 sq. in. open surface area. Rated for NDS Class A loads (up to 60 psi) when properly installedrecommended for pedestrians, bicycles, and wheelchair traffic.

Pipe unfolds and expands from 15-inches to 12-feet.
Perforated pipe is for ground water drainage (French drains, dispersing water from flower beds) where soil is coarse.
Compatible with most traditional 3-inch and 4-inch corrugated pipe and 4-Inch PVC.
30-Percent higher load-bearing rating than standard corrugated pipe.

Protect your drainage system by using a grate on top of drain pipe to block debris from entering and potentially clogging the pipeline while letting excess surface water flow through. Ideal for draining light water flows from small lawns, landscaped areas, patios, and walkways.
Place on top of drain pipe, drain fitting, or Spee-D Basin for a soil-tight fit. 6 in. Round Drain Grates are available in a variety of colors and materials.
Comes with one 6 in. Round Grate. Hassle-free limited lifetime warranty guarantees the NDS product is free from defectsor well replace it.
Fits Spee-D Catch Basin Drain, 6 in. Sewer and Drain Pipe & Fittings, 6 in. Single-Wall Corrugated Pipe. 28 GPM flow rate. 9.1 sq. in. open surface area. Rated for NDS Class A loads (up to 60 psi) when properly installedrecommended for pedestrians, bicycles, and wheelchair traffic.

Pipe unfolds and expands from 15-inches to 12-feet.
Perforated pipe is for ground water drainage (French drains, dispersing water from flower beds) where soil is coarse.
Compatible with most traditional 3-inch and 4-inch corrugated pipe and 4-Inch PVC.
30-Percent higher load-bearing rating than standard corrugated pipe.

Protect your drainage system by using a grate on top of drain pipe to block debris from entering and potentially clogging the pipeline while letting excess surface water flow through. Ideal for draining light water flows from small lawns, landscaped areas, walkways, and patios.
Fits 4 in. Sewer and Drain Pipe & Fittings, 4 in. Single-Wall Corrugated Pipe, 4 in. Triple-Wall Pipe. 12 GPM flow rate. 3.9 sq. in. open surface area. Rated for NDS Class A loads (up to 60 psi) when properly installed—recommended for pedestrians, bicycles, and wheelchair traffic.
Place on top of drain pipe or drain fitting for a soil-tight fit. 4 in. Round Drain Grates are available in a variety of colors.

✔ 1-1/2″ P-trap is one of the double sink drain pipe fittings, used to connect the kitchen sink drain and the garbage disposal. Also suitable for the sink of bathrooms, toilets, bathtub and salons..
✔ The drain pipe is made of flexible material and corrugated stretch design, adjustable between 7.8 and 25.6 inches. It can be bent and stretched at will in a narrow sink tank..
✔ Made of professional engineering polypropylene material, which has corrosion resistance, 212°F high temperature resistance, acid and alkali resistance, and not easy to crack..
✔ The inner diameter of the nut at both ends of the P-trap is 1.78 “/ 45.2mm, which is convenient to connect with the drain connector. The diameter of the corrugated hose is 1-1/2inch. (Please make sure the diameter of your drain connector is 1.78” before purchasing.).
✔ When installing, put on silicone sealing rings to prevent water leakage. You can fixed the pipe with our S-shaped buckle to maintain the shape..