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Watts RK 709-RT 6 Backflow Preventer Repair Kit, 6 in - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts RK 709-RT 6 Backflow Preventer Repair Kit, 6 in

The WATTS Backflow Preventer Repair Kits: Complete Rubber Parts Kit (SKU 3G-OTH-436809) is a repair kit for Watts backflow preventers, compatible with the RK-709 series and model 709. It includes (2) Disc O-Rings and…

SKU 3G-OTH-436809

Also listed as: RK709RT6 · RK 709 RT 6 · RK-709-RT-6

Brand
Watts
Item
RK 709-RT 6 Backflow Preventer Repair Kit, 6 in
Category
Repair Kits & Parts for Watts Backflow Preventers
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
RK 709-RT 6
Type
36JC56/36JC62, 709/LF709, RK-709
Includes
(2) Disc O-Rings
Compatible Valve Size
6 in
Compatible with Series
RK-709
Compatible with Mfr. Model No.
709

Technical Documents

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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Backflow Preventer Repair Kits: Complete Rubber Parts Kit (SKU 3G-OTH-436809) is a repair kit for Watts backflow preventers, compatible with the RK-709 series and model 709. It includes (2) Disc O-Rings and is designed for a 6 in valve size, with manufacturer part number RK 709-RT 6.

Frequently Asked Questions

What is the Watts backflow preventer repair kit used for?

The Watts backflow preventer repair kit is used to replace worn rubber components in Watts 709 and RK-709 series backflow preventers. It includes (2) disc O-rings and is designed for a 6-inch valve size, helping maintain backflow prevention in commercial and industrial water systems.

What are the specifications of the Watts RK 709-RT 6 repair kit?

The Watts RK 709-RT 6 repair kit includes (2) disc O-rings, is compatible with a 6-inch valve size, and fits the RK-709 series and model 709 backflow preventers. The manufacturer part number is RK 709-RT 6, and it is also compatible with part number LF709-OSY.

Where to buy Watts backflow preventer repair kits worldwide?

3G Electric supplies Watts backflow preventer repair kits worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the RK 709-RT 6 kit for your Watts 709 series backflow preventer.

How to install the Watts backflow preventer repair kit?

To install the Watts repair kit, first depressurize and isolate the backflow preventer. Remove the valve cover and replace the old disc O-rings with the new ones from the kit. Reassemble the valve and test for leaks. Always follow the manufacturer's instructions for your specific Watts model.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts repair kits & parts for watts backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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