White PVC Spring Check Valves, Female Threaded Ends (FPT) Size:1" FPT NOTE: If replacing the 2"

NOTE:  If replacing the 2" Spider Gasket the old gasket must be completely removed though it was originally glued in place and the new spider gasket must be glued in place using a fast drying Rubber Gasket Adhesive

bottom mount 2 R172045AX Gauge adapter and air bleed 3 R172012X 3" cap with 1/4" NPT hole 4 220001 O-ring for 3" cap 5 R172043X Cup spring 6 R172014X Cartridge plug 7 R175028X Pleat retainer

16oz 98905 742575989051 Barley Straw Extract

Outside 63"W 47"D 90"H

Check Valve Assemblies SKU UPC Code Product Filter Use Pump Use Wt 29098 827807290980 3" CVA Grande Skimmer

White PVC Spring Check Valves, Female Threaded Ends (FPT) Size:1" FPT NOTE: If replacing the 2"Check valves are essential when using a waterfall filter in conjunction with a pond skimmer. The check valve will prevent water in the filter from back flowing into the skimmer when the pump is switched off and keep water in bogs when the pump is turned off and other purposes. Check valves are also essential when an external pump is being used. The check valve prevents the water from draining back into the pond or reservoir, keeping the external pump