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Product Details

Johnson Pump Vented Loops are used to prevent back siphoning and are used in toilet discharge lines or in systems mounted below the water line. The inverted U-shape has a vent on the top allowing air to escape and breaking any siphoning. The vented loop should be installed above the heeled waterline. Available in three sizes.

Tech Specs
Item Hose Size
JPI-8147237013/4"
JPI-8147237021"
JPI-8147237031-1/2"