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Watts Backflow Preventer Repair Kit: Backflow Preventer Repair Kit - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Backflow Preventer Repair Kit: Backflow Preventer Repair Kit

This Watts Backflow Preventer Repair Kit is a repair kit for Watts backflow preventers, compatible with valve sizes 3/4 in to 1 in. It includes a Seat O-Ring and is compatible with Series RK-909, manufacturer part…

SKU 3G-OTH-436870

Also listed as: 9093412ndCheckKit · 909 3 4 1 2nd Check Kit · 909-3-4-1-2nd-Check-Kit

Brand
Watts
Item
Backflow Preventer Repair Kit: 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
909-3/4 - 1 2nd Check Kit
Type
818DD4/818DD6, 3/4 -1 LF909
Includes
Seat O-Ring
Compatible Valve Size
3/4 in to 1 in
Compatible with Series
RK-909
Compatible with Mfr. Model No.
3/4 -1 LF909

Technical Documents

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

Product Description

This Watts Backflow Preventer Repair Kit is a repair kit for Watts backflow preventers, compatible with valve sizes 3/4 in to 1 in. It includes a Seat O-Ring and is compatible with Series RK-909, manufacturer part number 909-3/4 - 1 2nd Check Kit, and model 3/4 -1 LF909.

Frequently Asked Questions

What is a Watts backflow preventer repair kit used for?

A Watts backflow preventer repair kit is used to restore the sealing integrity of a backflow preventer valve. It includes a seat O-ring and is compatible with Watts Series RK-909 and model 3/4 -1 LF909 for valve sizes 3/4 in to 1 in.

What are the specifications of the Watts 909-3/4 - 1 2nd Check Kit?

The Watts 909-3/4 - 1 2nd Check Kit is a repair kit for backflow preventers. It includes a seat O-ring and is compatible with valve sizes 3/4 in to 1 in, Series RK-909, and model 3/4 -1 LF909. The manufacturer part number is 909-3/4 - 1 2nd Check Kit.

Where to buy a Watts backflow preventer repair kit worldwide?

3G Electric supplies Watts backflow preventer repair kits worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this repair kit, compatible with Series RK-909 and model 3/4 -1 LF909, to your facility.

How to install a Watts backflow preventer repair kit?

To install a Watts backflow preventer repair kit, first depressurize the system and remove the valve bonnet. Replace the old seat O-ring with the new one from the kit, ensuring proper seating. Reassemble the valve and test for leaks per manufacturer instructions.

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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