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Watts RK 719-RT 1-1/4-1-1/2 Backflow Preventer Repair Kit - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts RK 719-RT 1-1/4-1-1/2 Backflow Preventer Repair Kit

The WATTS Backflow Preventer Repair Kit (SKU RK 719-RT 1-1/4-1-1/2, MPN RK 719-RT 1-1/4-1-1/2) is a complete rubber parts kit for Watts backflow preventers. It is compatible with Series 719 and Model 719 valves in…

SKU 3G-OTH-436810

Also listed as: RK719RT114112 · RK 719 RT 1 1 4 1 1 2 · RK-719-RT-1-1-4-1-1-2

Brand
Watts
Item
RK 719-RT 1-1/4-1-1/2 Backflow Preventer Repair Kit
Category
Repair Kits & Parts for Watts Backflow Preventers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Watts
Manufacturer Part Number
RK 719-RT 1-1/4-1-1/2
Type
36JC68/36JC69, 719/LF719, 719
Includes
(2) Check Cover O-Rings
Compatible Valve Size
1-1/4 in
Compatible with Series
719
Compatible with Mfr. Model No.
719

Technical Documents

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

Product Description

The WATTS Backflow Preventer Repair Kit (SKU RK 719-RT 1-1/4-1-1/2, MPN RK 719-RT 1-1/4-1-1/2) is a complete rubber parts kit for Watts backflow preventers. It is compatible with Series 719 and Model 719 valves in size 1-1/4 in, and includes (2) Check Cover O-Rings.

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 Series 719 and Model 719 backflow preventers. It includes check cover O-rings to restore sealing performance, helping prevent reverse water flow in commercial and industrial plumbing systems. This kit is essential for routine maintenance and compliance with backflow prevention regulations.

What are the specifications of the Watts RK 719-RT repair kit?

The Watts RK 719-RT repair kit is compatible with 1-1/4 in valve sizes and fits Watts Series 719 and Model 719 backflow preventers. It includes (2) check cover O-rings. The manufacturer part number is RK 719-RT 1-1/4-1-1/2, and it is also compatible with part number 36JC68. This kit contains only rubber parts for sealing repairs.

Where to buy Watts backflow preventer repair kits worldwide?

You can source Watts backflow preventer repair kits worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times. 3G Electric supplies genuine Watts repair kits like the RK 719-RT for Series 719 valves.

How to install a Watts backflow preventer repair kit?

To install the Watts RK 719-RT repair kit, first isolate the valve and relieve system pressure. Remove the valve cover and replace the old check cover O-rings with the new ones included in the kit. Reassemble the valve and test for leaks. Always follow the manufacturer's instructions for your specific Watts Series 719 model to ensure proper sealing and compliance.

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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Repair kit for Watts Series 719 and LF719 backflow preventers. Includes two check seat O-rings. Compatible with 3/4 in valve size. Used to replace worn rubber components in backflow prevention assemblies
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This repair kit includes two check rubbers for restoring sealing in Watts backflow preventers. Compatible with 1 in valve size, Series 719, and model LF719. Used to replace worn rubber components in backflow prevention assemblies
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Repair kit for Watts Series 719 backflow preventers. Includes two check seat O-rings. Compatible with 2 in valve size and Model No. 719. Used to replace worn rubber parts in backflow preventers for maintaining proper sealing
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Repair kit for Watts Series 709 and LF709 backflow preventers. Includes two cover O-rings. Compatible with valve sizes 2-1/2 in to 3 in. Used to replace worn rubber parts in backflow prevention assemblies for cross-connection control in water systems
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This repair kit includes two cover O-rings for servicing Watts Series 709 and LF709 backflow preventers with a 4-inch valve size. It is used to replace worn rubber parts and restore sealing in backflow prevention assemblies

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