Pro Clear ProStar 200 Standard Overflow ClearView Lid Lid Style:Classic this measurement is taken from

this measurement is taken from INSIDE the glass

Built for the Aqua Japan Q40 AIO 8

Built for the Planet Aquariums Tideline Crystaline 105 Gallon (48 x 24") External Reef

exact fit that keeps jumpers in without dimming your light

Built for the CADE REEF 1500 S2

Pro Clear ProStar 200 Standard Overflow ClearView Lid Lid Style:Classic this measurement is taken fromBuilt for the Pro Clear ProStar 200 Standard Overflow, this lid is cut from 3 8" optically clear polycarbonate and screened with 1 4" clear mesh to keep your livestock where they belong without cutting into your light. If you prefer black mesh or 1 8" clear mesh, you can select that when you configure your lid. Every ClearView lid is proudly Made in the USA. Made to order, built to last. Choose your lid style above, then click Customize My Lid to add