Kockney Koi Intake Strainer is ideal for any inlet or outlet pipework on filters. The strainer will stop large debris from going into the actual filter. The strainer would be connect to any 1 ½" solvent pipework and can be attached using solvent cement.
The strainer can also prevent fish from disappearing through the pipework.
Size - 1.5 inch - to connect directly to 1.5" PCV pipe please use a 1.5" Solvent Straight