The handle of a hydrojet pump is pulled up and out of the body to draw up water.
Hydrojet pump body
The body of the pump is where the water is held, before it is fired into the drain. It is drawn in by the piston pulling back via the handle.
Hydrojet pump cup washer
The cup washer provides the seal around the drain entrance. This helps to create a vacuum when drawing water into the body. The air tight seal also helps to provide maximum pressure when discharging the water.
Hydrojet pump water jet hole
This is where the water is fired out of the body of the pump and into the drain hole.
What are the types of hydrojet pump cup washer?
The cup washer is available in 3 different sizes: Small cup washer, large cup washer and the toilet washer.
Small cup washer
This is sized for small sinks and drains.
Large cup washer
This size is for larger sinks, baths, shower and large drains.
Toilet washer
The toilet washer is designed to fit into toilet gulleys.