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Watts Backflow Preventer Repair Kit: Complete Rubber Parts Kit, LF909-DOSY-FS - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Backflow Preventer Repair Kit: Complete Rubber Parts Kit, LF909-DOSY-FS

The WATTS Backflow Preventer Repair Kit (SKU LFRK 909-RT 6, MPN LFRK 909-RT 6) is a complete rubber parts kit designed for use with Watts backflow preventers. It is compatible with Series 909 and model 6 LF909, and…

SKU 3G-OTH-436712

Also listed as: LFRK909RT6 · LFRK 909 RT 6 · LFRK-909-RT-6

Brand
Watts
Item
Backflow Preventer Repair Kit: Complete Rubber Parts Kit, LF909-DOSY-FS
Category
Repair Kits & Parts for Watts Backflow Preventers
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Watts
Manufacturer Part Number
LFRK 909-RT 6
Type
793PG7
Includes
Lubricant
Compatible Valve Size
6 in
Compatible with Series
909
Compatible with Mfr. Model No.
6 LF909

Technical Documents

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

Product Description

The WATTS Backflow Preventer Repair Kit (SKU LFRK 909-RT 6, MPN LFRK 909-RT 6) is a complete rubber parts kit designed for use with Watts backflow preventers. It is compatible with Series 909 and model 6 LF909, and fits a 6-inch valve size. The kit includes lubricant for installation.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Watts backflow preventer repair kit used for?

The Watts LFRK 909-RT 6 repair kit is used to replace worn rubber components in Watts Series 909 backflow preventers with a 6-inch valve size. It restores sealing performance and includes lubricant for installation. 3G Electric supplies this genuine Watts kit for industrial plumbing and water system maintenance worldwide.

What are the specifications of the Watts LFRK 909-RT 6 repair kit?

This Watts repair kit is compatible with a 6-inch valve size and Series 909 backflow preventers, specifically model 6 LF909. It includes lubricant and is identified by part number LF909-DOSY-FS. 3G Electric sources this genuine Watts kit for industrial applications.

Where to buy a Watts backflow preventer repair kit worldwide?

3G Electric supplies the genuine Watts LFRK 909-RT 6 repair kit worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this kit to your facility. Contact us for availability and lead time.

How to install a Watts backflow preventer repair kit?

To install the Watts LFRK 909-RT 6 kit, depressurize the system, disassemble the Series 909 valve body, replace all rubber parts with the included components, apply the supplied lubricant, and reassemble. Follow the manufacturer’s instructions for torque specifications. 3G Electric provides this genuine Watts kit for maintenance.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Repair kit for Watts Series 909 backflow preventers. Includes lubricant. Compatible with 8-inch valves, including model 8 LF909M1. Type 793PG8
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Repair kit for Watts Series 909 backflow preventers. Includes lubricant. Compatible with 8-inch valves, including model 8 LF909M1. Type 793PG8
Repair kit for Watts Series 909 backflow preventers. Includes diaphragm. Compatible with 4-inch valve size and model 4 LF909. Type 793PG4/793PG6
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Repair kit for Watts Series 909 backflow preventers. Includes diaphragm. Compatible with 4-inch valve size and model 4 LF909. Type 793PG4/793PG6
Rubber parts repair kit for Watts 909 Series backflow preventers. Includes RV disc assembly. Compatible with valve sizes 2-1/2 in to 3 in and models 793PG1, 793PG2, 793PG3, 793PG5, and 909. Used to replace worn components in backflow prevention assemblies
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Rubber parts repair kit for Watts 909 Series backflow preventers. Includes RV disc assembly. Compatible with valve sizes 2-1/2 in to 3 in and models 793PG1, 793PG2, 793PG3, 793PG5, and 909. Used to replace worn components in backflow prevention assemblies
WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 3/4 LF909-QT-FS/1 LF909-QT-FS, 3/4 -1 LF909, 909 (MPN LFRK 909-RT 3/4-1)
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WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 3/4 LF909-QT-FS/1 LF909-QT-FS, 3/4 -1 LF909, 909 (MPN LFRK 909-RT 3/4-1)
WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 2 LF909M1-QT-FS/1-1/2 LF909M1-QT-FS/1-1/4 LF909M1-QT-FS, Repair Kit (MPN LFRK 909M1-RT 1-1/4-2)
Watts
WATTS Backflow Preventer Repair Kit: Complete Rubber Parts Kit, 2 LF909M1-QT-FS/1-1/2 LF909M1-QT-FS/1-1/4 LF909M1-QT-FS, Repair Kit (MPN LFRK 909M1-RT 1-1/4-2)
WATTS Backflow Preventer Repair Kit: Backflow Preventer Repair Kit, LF909-DOSY-FS, 6 LF909, Repair Kit (MPN 909 6 Rubber Kit)
Watts
WATTS Backflow Preventer Repair Kit: Backflow Preventer Repair Kit, LF909-DOSY-FS, 6 LF909, Repair Kit (MPN 909 6 Rubber Kit)

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This repair kit is designed for servicing Watts Series 909 backflow preventers with a 4-inch valve size, including model 4 LF909. It contains a sleeve O-ring to replace worn components and restore proper sealing. Used in commercial and industrial water systems to maintain backflow protection
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This repair kit is designed for servicing the first check assembly in Watts Series 009 backflow preventers. It includes a check assembly and is compatible with 3/4 in valve sizes, fitting models 3/4 009M3 and LF009M3. Used in commercial and residential water systems to maintain backflow prevention
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