Reefer 350/450 Bubble Trap Foam (16.5" X 7.5" X 1.5") - Red Sea

Red Sea Reefer 350/450 Bubble Trap Foam Replacement Red Sea Reefer 350 & 450 Bubble Trap Sponge. 16.5" X 7.5" X 1.5". Red Sea Part # 42186.