We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
Watts Dual Check w Atmospheric Vent: 912HP, 3/4 in Pipe Size, FNPT x MNPT, 22 gpm Flow Rate - Continuous Pressure Dual Check Backflow Preventers
WattsContinuous Pressure Dual Check Backflow Preventers

Watts Dual Check w Atmospheric Vent: 912HP, 3/4 in Pipe Size, FNPT x MNPT, 22 gpm Flow Rate

The WATTS 912HP is a continuous pressure dual check backflow preventer with an atmospheric vent, designed for 3/4-inch pipe size. It features FNPT x MNPT connections and a brass body, with a flow rate of 22 gpm. This…

SKU 3G-OTH-430233

Brand
Watts
Item
Dual Check w Atmospheric Vent: 912HP, 3/4 in Pipe Size, FNPT x MNPT, 22 gpm Flow Rate
Category
Continuous Pressure Dual Check Backflow Preventers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Watts
Manufacturer Part Number
912-HP 3/4"
Type
FNPT x MNPT, Brass
Pipe Size
3/4 in
Flow Rate
22 gpm
Connection Type
FNPT x MNPT
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The WATTS 912HP is a continuous pressure dual check backflow preventer with an atmospheric vent, designed for 3/4-inch pipe size. It features FNPT x MNPT connections and a brass body, with a flow rate of 22 gpm. This model (MPN 912-HP 3/4") provides dual check valve protection under continuous pressure conditions.

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 continuous pressure dual check backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
WATTS Dual Check with Atmospheric Vent: LFNLF-9, 3/8 in Pipe Size, MNPT x FNPT, 5 gpm Flow Rate, NPT (MPN LFNLF9). Key specifications — Brand: WATTS; Connection Type: MNPT x FNPT.
Watts
WATTS Dual Check with Atmospheric Vent: LFNLF-9, 3/8 in Pipe Size, MNPT x FNPT, 5 gpm Flow Rate, NPT (MPN LFNLF9). Key specifications — Brand: WATTS; Connection Type: MNPT x FNPT.
WATTS Dual Check with Atmospheric Vent: LFN9, 1/4 in Pipe Size, FNPT x FNPT, 7 gpm Flow Rate, Brass (MPN LFN9-1/4"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
Watts
WATTS Dual Check with Atmospheric Vent: LFN9, 1/4 in Pipe Size, FNPT x FNPT, 7 gpm Flow Rate, Brass (MPN LFN9-1/4"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
WATTS Dual Check with Atmospheric Vent: 9BD, 1/4 in Pipe Size, MNPT x MNPT, 2.5 gpm Flow Rate, Male. Key specifications — Brand: WATTS; Connection Type: MNPT x MNPT.
Watts
WATTS Dual Check with Atmospheric Vent: 9BD, 1/4 in Pipe Size, MNPT x MNPT, 2.5 gpm Flow Rate, Male. Key specifications — Brand: WATTS; Connection Type: MNPT x MNPT.
WATTS Dual Check with Atmospheric Vent: 9BD, 3/8 in Pipe Size, MNPT x MNPT, 2.5 gpm Flow Rate, Male. Key specifications — Brand: WATTS; Connection Type: MNPT x MNPT.
Watts
WATTS Dual Check with Atmospheric Vent: 9BD, 3/8 in Pipe Size, MNPT x MNPT, 2.5 gpm Flow Rate, Male. Key specifications — Brand: WATTS; Connection Type: MNPT x MNPT.
WATTS Dual Check Valve: SD-3, 3/8 in Pipe Size, FNPT x MNPT, 2.5 gpm Flow Rate, 4.5 in Overall Lg (MPN SD3-MF 3/8"). Key specifications — Brand: WATTS; Connection Type: FNPT x MNPT.
Watts
WATTS Dual Check Valve: SD-3, 3/8 in Pipe Size, FNPT x MNPT, 2.5 gpm Flow Rate, 4.5 in Overall Lg (MPN SD3-MF 3/8"). Key specifications — Brand: WATTS; Connection Type: FNPT x MNPT.
WATTS Dual Check with Atmospheric Vent: 9BD, 3/8 in Pipe Size, Flare x Flare, 2.5 gpm Flow Rate, 9BD. Key specifications — Brand: WATTS; Connection Type: Flare x Flare.
Watts
WATTS Dual Check with Atmospheric Vent: 9BD, 3/8 in Pipe Size, Flare x Flare, 2.5 gpm Flow Rate, 9BD. Key specifications — Brand: WATTS; Connection Type: Flare x Flare.

More from Watts

View all Watts parts →
WATTS Dual Check with Atmospheric Vent: LFN9, 1/4 in Pipe Size, FNPT x FNPT, 7 gpm Flow Rate, Brass (MPN LFN9C-1/4"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
Watts
WATTS Dual Check with Atmospheric Vent: LFN9, 1/4 in Pipe Size, FNPT x FNPT, 7 gpm Flow Rate, Brass (MPN LFN9C-1/4"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
WATTS Backflow Preventer: 912HP, 1 in Pipe Size, FNPT x MNPT, 22 gpm Flow Rate, Brass, PTFE, Female (MPN 1 912HP). Key specifications — Brand: WATTS; Connection Type: FNPT x MNPT.
Watts
WATTS Backflow Preventer: 912HP, 1 in Pipe Size, FNPT x MNPT, 22 gpm Flow Rate, Brass, PTFE, Female (MPN 1 912HP). Key specifications — Brand: WATTS; Connection Type: FNPT x MNPT.
WATTS Dual Check with Atmospheric Vent: LFN9, 3/8 in Pipe Size, FNPT x FNPT, 7 gpm Flow Rate, Brass (MPN LFN9-3/8"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
Watts
WATTS Dual Check with Atmospheric Vent: LFN9, 3/8 in Pipe Size, FNPT x FNPT, 7 gpm Flow Rate, Brass (MPN LFN9-3/8"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
WATTS Dual Check w Atmospheric Vent: 9D, 1/2 in Pipe Size, FNPT x FNPT, 18.7 gpm Flow Rate, Brass (MPN 9D-M3-1/2"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
Watts
WATTS Dual Check w Atmospheric Vent: 9D, 1/2 in Pipe Size, FNPT x FNPT, 18.7 gpm Flow Rate, Brass (MPN 9D-M3-1/2"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
WATTS Dual Check w Atmospheric Vent: 9D, 3/4 in Pipe Size, FNPT x FNPT, 18.7 gpm Flow Rate, Brass (MPN 9D-M2-3/4"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
Watts
WATTS Dual Check w Atmospheric Vent: 9D, 3/4 in Pipe Size, FNPT x FNPT, 18.7 gpm Flow Rate, Brass (MPN 9D-M2-3/4"). Key specifications — Brand: WATTS; Connection Type: FNPT x FNPT.
WATTS Backflow Preventer: 9D, 1/2 in Pipe Size, Sweat x Socket, 18.7 gpm Flow Rate, Brass, Rubber (MPN 1/2 9DS-M3). Key specifications — Brand: WATTS; Connection Type: Sweat x Socket.
Watts
WATTS Backflow Preventer: 9D, 1/2 in Pipe Size, Sweat x Socket, 18.7 gpm Flow Rate, Brass, Rubber (MPN 1/2 9DS-M3). Key specifications — Brand: WATTS; Connection Type: Sweat x Socket.
WATTS Dual Check Valve: 9D, 3/4 in Pipe Size, Press x Press, 18.7 gpm Flow Rate, 4.5 in Overall Lg (MPN 3/4 9DM2-PRESS). Key specifications — Brand: WATTS; Connection Type: Press x Press.
Watts
WATTS Dual Check Valve: 9D, 3/4 in Pipe Size, Press x Press, 18.7 gpm Flow Rate, 4.5 in Overall Lg (MPN 3/4 9DM2-PRESS). Key specifications — Brand: WATTS; Connection Type: Press x Press.
WATTS Backflow Preventer: 9D, 3/4 in Pipe Size, 18.7 gpm Flow Rate, 4.81 in Overall Lg, Brass (MPN 3/4 9DS-M2). Key specifications — Brand: WATTS.
Watts
WATTS Backflow Preventer: 9D, 3/4 in Pipe Size, 18.7 gpm Flow Rate, 4.81 in Overall Lg, Brass (MPN 3/4 9DS-M2). Key specifications — Brand: WATTS.