Watts LFRK 709-S 8 Lead-Free Double Check Backflow Preventer

The Watts LFRK 709-S 8 is a genuine lead-free seat kit for 8" LF709 / 709 double check valve assemblies. This model is certified lead-free for potable-water installations.

This seat kit is used to repair or replace the seat on an 8 inch lead free double check valve assembly used to prevent the reverse flow of polluted water from entering into the potable water supply. This kit consists of a seat and a seat O-ring, retainer wire and a cover O-ring. It is ideal at referenced cross-connections identified in non-health hazard applications.

Features

• Factory replacement parts
• No special tools required for changing parts
• All parts are made of high quality materials
• Fits 8" double check valve assembly

Common Questions

Will this kit fit my valve?

The LFRK 709-S 8 fits the 8" size of Watts series LF709 / 709. Kits are size- and series-specific, so match the model stamped on your valve body or cover before ordering.

What's included in this kit?

This is a seat kit. Kit consists of: a seat and a seat O-ring, retainer wire and a cover O-ring.

Are these genuine Watts parts?

Yes. This is the factory LFRK 709-S 8 kit built with genuine Watts OEM components. Aftermarket parts can void your assembly approval and are commonly rejected by inspectors at annual test time.

Which kit do I need if my relief valve failed the test?

For a relief valve fault on LF709 / 709, order the RV kit for rubber parts only or the VT kit to replace the complete relief valve assembly. This seat kit covers a different part of the assembly.

Specifications

• Type: Double Check
• Country of Origin: United States
• Warranty: 1 Year Limited
• MPN: LFRK 709-S 8
• Lead-Free: Yes
• Product Role: repair_kit
• Kit Type: Seat Kit
• Fits Brand: Watts
• Fits Valve Series: LF709;709
• Fits Valve Size: 8"
• Used With: 8" LF709;8" 709
• Kit Contents: Kit consists of: a seat and a seat O-ring, retainer wire and a cover O-ring.
• Watts Ordering Code: 0794022
• Genuine OEM Parts: Yes