1200 gph overflow recommended for 65 to 110 gallon tanks 
Dimensions:  8.25 W x  1.75 D x 5.25 H
Includes a lid, which helps with noise reduction and mitigates algae growth in the overflow 
Made of 1/4" black cast acrylic, guaranteed not to be shipped cracked or chipped 
Laser cut, and meticulously assembled by hand
Personally inspected and packaged 
Easily attached to tank with silicone 
Made in the U.S.A 
Veteran Owned
Does not include bulkheads or plumbing

Use BRS's video on overflows for installation instructions