“51001600 Pentair Sight Glass Multiport 1.5 in.Valve” has been added to your cart. Continue shopping Product Price Quantity Total × 51001600 Pentair Sight Glass Multiport 1.5 in.Valve $11.87 51001600 Pentair Sight Glass Multiport 1.5 in.Valve quantity $11.87 Cart totals Subtotal $11.87 Shipping Shipping costs will be calculated once you have provided your address. Total $11.87 Proceed to checkout — OR — Calculate shipping Country / region: Select a country / region… United States (US) State / County: City: Postcode / ZIP: Update