Groco ASC Bronze Slotted Hull Strainer With Access 

Access to the thru-hull fitting and seacock beneath the hull strainer is made easy with the patented access door design. No need to remove the entire strainer to clear debris or marine growth. NOT TO BE USED IN POTABLE WATER SYSTEMS.

Size: 7" x 3.38", Max Thru-Hull: 1-1/4", Fastener: 4-#10, Case: 2