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Transparent rubber repair kit components for 6-inch backflow preventer

Watts

Watts 909 6 in Rubber Repair Kit

SKU CH-XHSE-0WM8A

Repair kit for Watts Series 909 backflow preventers, includes O-rings, diaphragm, seals and lubricant

  • Product colorTransparent
  • Complete backflow preventer repair for Watts Series 909
  • All essential seals and O-rings included in one kit
  • Genuine Watts components ensure proper valve function
  • Ready-to-install kit reduces maintenance downtime
  • California Proposition 65 warning applies to this product

Rubber Repair Kit for Watts Series 909

This repair kit provides replacement rubber components for Watts Series 909 backflow preventers in a 6 in size. It is designed for plumbers and facility managers who need to restore sealing performance on installed assemblies.

Verify Series and Size Before Ordering

Confirm the existing backflow preventer is a Watts Series 909 unit and that the nominal size matches the 6 in specification. The kit includes adapter O-ring, bottom plug O-ring, diaphragm, lubricant, piston O-ring, piston seal, RV disc assembly, sleeve O-ring and stem O-ring for a complete rebuild.

Replaces Worn Seals and Diaphragm on Series 909

Use this kit when the original rubber parts have degraded, causing leaks or failed test results. The jump is worth it when routine testing shows loss of tightness or when preventive maintenance schedules call for full rubber replacement.

How it compares

Measured against everything we stock in Drain Stoppers, Strainers & Traps, at today’s prices. Recalculated every night.

Price $584.99
Pricier than about 91% of the 4,240 comparable items (median $31.99).

Specifications

Product
Brand nameWATTS
Product colorTransparent

Questions about this item

What components are included in the Watts 909 6 in Rubber Repair Kit?

The kit includes an adapter O-ring, bottom plug O-ring, diaphragm, lubricant, piston O-ring, piston seal, RV disc assembly, sleeve O-ring and stem O-ring for servicing a Watts Series 909 backflow preventer.

Is the Watts 909 6 in Rubber Repair Kit available in any other sizes or versions?

The product data lists only the 6 in version for Watts Series 909; no other sizes or capacities are mentioned.

What does the California Proposition 65 warning on the Watts 909 kit mean for the installer?

The kit contains a chemical known to the State of California to cause cancer and birth defects or other reproductive harm; use appropriate protective equipment and follow safe handling practices during installation.

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