Ultum Nature Systems (UNS) 45L Long 3.8 Gallon Lid Lid Style:ReeFlex Fused Air then choose your tank's length

then choose your tank's length and width

For Rimless tanks

5" (115 and 139 Gallon)

Fitment: Fits the Reefer 625 G2 and G2+

Built for the Aqua Japan PRO 85-W

Ultum Nature Systems (UNS) 45L Long 3.8 Gallon Lid Lid Style:ReeFlex Fused Air then choose your tank's lengthBuilt for the Ultum Nature Systems (UNS) 45L Long 3. 8 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