this is a mechanical rebuild kit for the valve internals

paired with a straight boot on the module connection for secure seating

Versatile Compatibility: Standard fittings for 1/4" O

and MR/MS series defrost modules

leak-resistant fit in high-pressure environments

Grundfos 99463939 Pump 320788-702 this is a mechanical rebuildThe Grundfos 99463939, also known as the JP PS 16 05 154, is a heavy duty, self priming shallow well jet pump engineered for contractors who require high pressure reliability in residential and light commercial water transfer. Built with a corrosion resistant stainless steel housing and a composite technopolymer impeller, this 1 2 HP jet pump is designed to handle demanding suction lifts up to 26 feet. The unit features dual voltage capability,