Waterway 805-0000 Crystal Water filter tank o-ringWaterway Crystal Water Tank O-Ring In stock$3222
Waterway 805-0000 Crystal Water filter tank o-ring

Waterway Crystal Water Tank O-Ring

Ask a questionAPS # WWP-051-1352
In stock
$3222

30 day returns · Easy, with prepaid labels provided

Quick overview

  • Genuine Waterway Waterway part 805-0000, the o-ring specified for the Crystal Water tank.
  • Crystal Water DE Listed as the tank o-ring for Waterway Crystal Water DE filters.
  • Crystal Water cartridge The same tank o-ring is used on Waterway Crystal Water cartridge filters.
  • Seals the tank halves Sits between the lid and the body where the clamp band pulls them together.
  • Change it with the filter service An o-ring that has taken a set will weep once the tank is reassembled.
  • Small part, big leak A worn tank o-ring is the usual cause of water running down the outside of the filter.
Full description and specifications ↓

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Product details

The Waterway 805-0000 is the tank o-ring for Crystal Water filters. It is listed for both the Crystal Water DE filters and the Crystal Water cartridge filters.

What it seals

The o-ring sits in the groove between the two halves of the filter tank, where the clamp band pulls the lid down onto the body. Filter pressure works against that joint every time the pump runs, and the ring is the only thing keeping the water inside.

When to change it

Look at it every time the tank is open. A ring that has flattened, hardened, cracked or will not sit back down in its groove should be replaced. Clean the groove out before fitting the new one, and lubricate it with a pool approved lubricant so it seats evenly as the band is tightened.

Specifications
Brand Waterway
Manufacturer part number 805-0000
UPC 806105194749
Type Tank o-ring
Part type Pool filter part
Fits Waterway Crystal Water DE filters and Waterway Crystal Water cartridge filters
Shipping weight 0.45 lb
Ships Parcel

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Questions and answers

What people ask about this product, answered by our pool techs.

Which filters use this o-ring?
Waterway Crystal Water DE filters and Waterway Crystal Water cartridge filters.
Where does it sit?
Between the two halves of the filter tank, in the groove that the clamp band closes on.
My filter leaks around the middle. Is this the fix?
Water weeping from the seam where the clamp band goes is almost always the tank o-ring. Clean the groove, fit a new ring and lubricate it before closing the tank.
Should I replace it every time I open the filter?
Not necessarily, but inspect it every time. If it is flattened, cracked, hardened or will not seat back into the groove, replace it rather than trying to reuse it.
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