Active Aqua 75 Gal Black Reservoir Lid | 43.5in x 43.5in, UV ABS Mesh Pots 8x16 and 10x20 Original Gorilla

8x16 and 10x20 Original Gorilla sizes

The steel guard shrugs off knocks

pH balanced peat plugs offer optimal air-to-water ratio prevents overwatering

Those oils smother eggs and juveniles

Stainless Steel Tumbler

Active Aqua 75 Gal Black Reservoir Lid | 43.5in x 43.5in, UV ABS Mesh Pots 8x16 and 10x20 Original GorillaWhy the 75 Gal Reservoir Lid Sits Inside the Rim The measurement surprises people. The lid is 43. 5 in x 43. 5 in while the tank it fits is wider than that. This cover drops down inside the reservoir top rather than capping it. Condensation, spray and anything you spill while topping off runs back into solution instead of down the outside of the tank. The top is slightly convex and ribbed, doing two jobs at once. The ribs stiffen a large flat panel