Jabsco Pumpguard In-Line Strainer - 1/2" NPT Port [36400-1000]Pumpguard In Line Strainer 1 2" NPT Port Handy filter keeps tank crud out of your pressure water pump or bilge pump. Stainless mesh screen collects rust and scale, and can be cleaned in minutes. Protects the pump from valve damage. Can be installed in any position prior to the pump. Clear inspection cover lets you see if it needs cleaning. Prevents dirt from entering pump intake. Works in any position. Easy to install and clean. Has transparent