Jandy R0522900 universal half union kitJandy Universal Half Union$3468
Jandy R0522900 universal half union kit

Jandy Universal Half Union

Ask a questionAPS # R0522900
Out of stock
$3468

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Quick overview

  • Genuine Jandy part The factory R0522900 half union kit, not a generic substitute.
  • One kit covers several products The same half union serves Jandy Pro Series CL, CS, CV, DEL and DEV filters and JXi heaters.
  • Set of one Each kit is a single half union, so order one per connection you are replacing.
  • Stops a weeping joint A cracked or distorted union half is the usual reason a filter or heater connection drips no matter how hard it is tightened.
  • Serviceable connection A union lets you break the plumbing at the equipment without cutting pipe.
  • Wide fit across the Jandy line Useful to keep on the shelf if you run more than one piece of Jandy equipment.
Full description and specifications ↓

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Product details

The Jandy R0522900 is the universal half union kit, supplied as a set of one. It is the genuine Jandy part, the same half union fitted to the equipment at the factory.

What it fits

Jandy uses this half union across a wide slice of the Pro Series line: the CL, CS, CV, DEL and DEV filters, and the JXi heaters. That makes it a useful part to recognize, because one kit answers a leak on several different pieces of equipment in the same pad.

When to replace it

A union that keeps weeping after it has been tightened is telling you the plastic has failed. Hairline cracks around the collar and threads that have been pulled out of round both let water past no matter how hard the nut is turned. Fitting a new half restores a joint you can break again later without cutting pipe.

Order one kit per connection you plan to replace.

Specifications
Brand Jandy
Manufacturer part number R0522900
UPC 052337053228
Type Universal half union kit
Quantity Set of one
Fits Jandy Pro Series CL, CS, CV, DEL and DEV filters, Jandy JXi heaters
Shipping weight 0.7 lb
Ships Parcel

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Questions and answers

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

How many unions come in the kit?
One. The kit is a set of one half union, so order a kit for each connection you need to replace.
Which Jandy equipment does it fit?
Jandy Pro Series CL, CS, CV, DEL and DEV filters, and Jandy JXi heaters.
Is it a genuine Jandy part?
Yes. It is the Jandy OEM half union kit, part number R0522900.
My filter union drips even when I tighten it. Is this the fix?
Usually. Once a union half is cracked or has been over tightened out of shape, no amount of extra torque will seal it, and replacing the half is the repair.
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