iSpring WSP50 - Reusable Spin Down Sediment Water Filter - 50 Micron, 20 GPM, 1" MNPT + 3/4" FNPT High impact stainless steel mesh filter screen rated at 50 micron Ideal first layer of filtration before a larger filtration system Flushable and reusable, takes considerable workload off finer filters that would follow behind it Helps create a multi-layer gradient filtration system for better filtration results and longer filter life See through housing offers easy visual monitoring Stainless steel body with 5-year warranty Double threads on both ends: 1 inch MNPT and 3/4 inch FNPT, flush out valve has garden hose barb fitting