Planet Aquariums Mega Matrix Black Framed 84.5 x 30.5" (270 and 325 Gallon) Lid Lid Style:ReeFlex Fused Air Note that modular lid frames

Note that modular lid frames (ReeFlex and ReeFlex Air) cannot have cutouts for overflows at the rear center on 2 lid sets

The Waterbox MARINE X / DX / EX 110

Built for the CADE Altumate S2 1200

Give your Red Sea Reefer 900 G1/G2/G2+ a clear

and ReeFlex Fused Air

Planet Aquariums Mega Matrix Black Framed 84.5 x 30.5" (270 and 325 Gallon) Lid Lid Style:ReeFlex Fused Air Note that modular lid framesBuilt for the Planet Aquariums Mega Matrix Black Framed 84. 5 x 30. 5" (270 and 325 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