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Watts Vent Elbows: Air Gaps and Elbow - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Vent Elbows: Air Gaps and Elbow

The WATTS Vent Elbows: Air Gaps and Elbow (MPN 909ELH) is a repair part for Watts backflow preventers, compatible with Series 909 ELH and Mfr. Model No. 2-1/2 - 3 009/LF909. It fits valve sizes from 2-1/2 in to 3 in…

SKU 3G-OTH-436715

Also listed as: 909 ELH · 909-ELH

Brand
Watts
Item
Vent Elbows: Air Gaps and Elbow
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
909ELH
Type
522P30/522P31/793PG1/793PG2/793PG3/793PG5, Repair Part
Compatible Valve Size
2-1/2 in to 3 in
Compatible with Series
909 ELH
Compatible with Mfr. Model No.
2-1/2 - 3 009/LF909

Technical Documents

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

Product Description

The WATTS Vent Elbows: Air Gaps and Elbow (MPN 909ELH) is a repair part for Watts backflow preventers, compatible with Series 909 ELH and Mfr. Model No. 2-1/2 - 3 009/LF909. It fits valve sizes from 2-1/2 in to 3 in and is identified by Part No. 522P30.

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 909ELH vent elbow used for?

The Watts 909ELH vent elbow is a repair part for Watts backflow preventers, specifically the Series 909 ELH. It functions as an air gap and elbow assembly, ensuring proper drainage and preventing back-siphonage in commercial and industrial water systems.

What are the specifications of the Watts 909ELH vent elbow?

The Watts 909ELH vent elbow is compatible with valve sizes from 2-1/2 in to 3 in. It fits Series 909 ELH and Mfr. Model No. 2-1/2 - 3 009/LF909. The Part No. is 522P30. It is a repair part for Watts backflow preventers.

Where to buy Watts 909ELH vent elbow worldwide?

You can source the Watts 909ELH vent elbow through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to install the Watts 909ELH vent elbow?

To install the Watts 909ELH vent elbow, first depressurize the backflow preventer. Remove the old vent elbow and clean the mating surface. Install the new elbow, ensuring proper alignment with the air gap. Tighten to manufacturer torque specs. Always follow local plumbing codes.

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
WATTS Vent Elbows: Air Gaps and Elbow, 3/4 in to 1 in Compatible Valve Size, Repair Part, 909 ELC (MPN 909ELC)
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WATTS Vent Elbows: Air Gaps and Elbow, 3/4 in to 1 in Compatible Valve Size, Repair Part, 909 ELC (MPN 909ELC)
WATTS Vent Elbows: Air Gaps and Elbow, 2 009M2-QT/2 LF009M2-QT-S/2 LF909M1-QT-FS/2 LF009-QT-FS/1-1/2 LF909M1-QT-FS/1-1/4 LF909M1-QT-FS, Repair Part (MPN 909ELF)
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WATTS Vent Elbows: Air Gaps and Elbow, 2 009M2-QT/2 LF009M2-QT-S/2 LF909M1-QT-FS/2 LF009-QT-FS/1-1/2 LF909M1-QT-FS/1-1/4 LF909M1-QT-FS, Repair Part (MPN 909ELF)
WATTS Vent Elbows: Air Gaps and Elbow, 1/2 LF009-QT-PRESS/1/2 009-QT/1/2 LF009-QT-S/1/2 LF009-QT-FS, Repair Part, 909 ELA (MPN 909ELA)
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WATTS Vent Elbows: Air Gaps and Elbow, 1/2 LF009-QT-PRESS/1/2 009-QT/1/2 LF009-QT-S/1/2 LF009-QT-FS, Repair Part, 909 ELA (MPN 909ELA)
WATTS Backflow Preventer Repair Kits: Repair Kit, 6000HMB Hydrant BFP, 2 1/2 in to 3 in Compatible Valve Size (MPN ARK HMB/BLT CK1 2.5-3)
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WATTS Backflow Preventer Repair Kits: Repair Kit, 6000HMB Hydrant BFP, 2 1/2 in to 3 in Compatible Valve Size (MPN ARK HMB/BLT CK1 2.5-3)
WATTS Backflow Preventer Repair Kits: Repair Kit, 6000HMB Hydrant BFP, 2 1/2 in to 3 in Compatible Valve Size (MPN ARK HMB/BLT VT 2.5-3)
Watts
WATTS Backflow Preventer Repair Kits: Repair Kit, 6000HMB Hydrant BFP, 2 1/2 in to 3 in Compatible Valve Size (MPN ARK HMB/BLT VT 2.5-3)
WATTS Backflow Preventer Repair Kits: Repair Kit, 6000HMB Hydrant BFP, 2 1/2 in to 3 in Compatible Valve Size (MPN ARK HMB/BLT CK2 2.5-3)
Watts
WATTS Backflow Preventer Repair Kits: Repair Kit, 6000HMB Hydrant BFP, 2 1/2 in to 3 in Compatible Valve Size (MPN ARK HMB/BLT CK2 2.5-3)

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