1 [Perspective Mirror Design] With a transparent mirror pipe, you can observe the internal movement, the check valve itself is anti corrosion and durable, easy to install. 2 [Long Service Life] Made of durable ABS and PVC, this water hose backflow preventer is sturdy and durable, with long service life, you can use it foe r a long time. 3 [Functional Usage] Prevent unpredictable damage to the pump due to the backflow of liquid, and prevent re contamination of the filter equipment due to the backflow of liquid. 4 [Widely Used] This check valve is mainly suitable for installation in swimming pools, the water outlet pipe of the water pump in the machine room of the spa. 5 [Wide Application] Also suitable for the pipeline from the water pump of the integrated filtration equipment to the filtration equipment, the automatic drainage pipeline of the filtration equipment, etc
What's in the box
1 x Check Valve
