Actual dimension 16 3/4" x 11 1/2" Overall x 2" Overlapping Cover Only UV inhibitors prevent discoloration NDS Standard Series valve boxes are available in a range of sizes to fit various applications. They are available with black, green, purple,...

Actual dimension 16 3/4" x 11 1/2" Overall x 2" Overlapping Cover Only UV inhibitors prevent discoloration NDS Standard Series valve boxes are available in a range of sizes to fit various applications. They are available with black, green,...

Actual dimension 6 1/2" Overall x 5 3/4" Drop-in x 1" Round Overlapping Cover ONLY - ICV Bayonet twist-on cover ensures easy removal UV inhibitors prevent discoloration NDS Standard Series valve boxes are available in a range of sizes to fit...

Actual dimension 9 5/8" Overall x 1 1/4" Overlapping Valve Box Cover ONLY- ICV Bayonet twist-on cover ensures easy removal UV inhibitors prevent discoloration NDS Standard Series valve boxes are available in a range of sizes to fit...

Actual dimension Overall 21 1/2" x 14 7/8" x 2" Drop-In 20 1/4" x 13" x 2" Jumbo Overlapping Cover ONLY - ICV UV inhibitors prevent discoloration NDS Standard Series valve boxes are available in a range of sizes to fit various applications...

Also Available: Contractor Pack of 8 grates  Click here for box of 8 Gray NDS999_BX  Ideal for yard / area drains to collect surface water while minimizing the amount of debris entering the system. Features Actual dimension 8 7/8" x 8...

Also Available: Contractor Pack of 8 grates  Click here for box of 8 Green NDS990_BX   Ideal for yard / area drains to collect surface water while minimizing the amount of debris entering the system. Features Actual dimension 8...

Also Available: Contractor Pack of 8 grates  Click Here for bos of 8 Black NDS980_BX    Ideal for yard / area drains to collect surface water while minimizing the amount of debris entering the system. Features Actual dimension...

Ideal for yard / area drains - Fits over 24" Corrugated Doublewall Pipe The SFDC24-B, our drainage cover, is constructed of injection molded polyethylene structural foam. Utilizing our Tech Tough™ design technology, the SFDC24-B can support...

Ideal for access cover - Fits over 24" Corrugated Doublewall Pipe The SFRC24B, our septic tank riser cover, is constructed of injection molded polyethylene structural foam. Utilizing our Tech Tough™ design technology, the SFRC24B can support...

Also Available: Contractor Pack of 10 grates  Click here for box of 10 Black NDS90_BX   Ideal for yard / area drains to collect surface water while minimizing the amount of debris entering the system. Features Flat top structural...

Ideal for yard / area drains to collect surface water while minimizing the amount of debris entering the system. Features Flat top structural foam polyolefin atrium grate with UV inhibitor Open surface area 28.40 square inches 37.20 GPM Fits 6"...