Ultum Nature Systems (UNS) 5T Tall 5.4 Gallon Lid Lid Style:ReeFlex Fused Air 4 Gallon Nano AIO

4 Gallon Nano AIO

or 1/4" black mesh when you configure it

This polycarbonate lid is made to fit the Waterbox MARINE 45

Built for the Planet Aquariums Tideline Crystaline 109 Gallon (60 x 20") Internal Reef

5" (72 and 84 Gallon)

Ultum Nature Systems (UNS) 5T Tall 5.4 Gallon Lid Lid Style:ReeFlex Fused Air 4 Gallon Nano AIOBuilt for the Ultum Nature Systems (UNS) 5T Tall 5. 4 Gallon, 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