Continue shopping “ORIGINAL AUTHENTIC Pentair Purex SMBW 4000 & FNS Filter Pressure Gauge 190058” has been added to your cart. Product Price Quantity Total × ORIGINAL AUTHENTIC Pentair Purex SMBW 4000 & FNS Filter Pressure Gauge 190058 $7.90 ORIGINAL AUTHENTIC Pentair Purex SMBW 4000 & FNS Filter Pressure Gauge 190058 quantity $7.90 Cart totals Subtotal $7.90 Shipping Shipping costs will be calculated once you have provided your address. Total $7.90 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update