Continue shopping “Polaris Water Pressure Switch LXi Low NOx R0457000” has been added to your cart. Product Price Quantity Total × USA Made Upgraded 180007 FNSP36 36 sq. ft. FNS Plus Filter Complete Element Grid 59023500 $299.99 USA Made Upgraded 180007 FNSP36 36 sq. ft. FNS Plus Filter Complete Element Grid 59023500 quantity $299.99 × Polaris Water Pressure Switch LXi Low NOx R0457000 $89.99 Polaris Water Pressure Switch LXi Low NOx R0457000 quantity $89.99 Cart totals Subtotal $389.98 Total $389.98 Proceed to checkout — OR — Coupon: