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Watts 909 AGM 8-10 909 Cast Iron Air Gap for Reduced Pressure - Air Gaps
WattsAir Gaps

Watts 909 AGM 8-10 909 Cast Iron Air Gap for Reduced Pressure

The WATTS Air Gap is an air gap accessory designed for use with Series 909 Reduced Pressure Zone Assemblies. This cast iron component features female NPT connections and is identified by manufacturer part number 909…

SKU 3G-OTH-444550

Also listed as: 909AGM810909 · 909 AGM 8 10 909 · 909-AGM-8-10-909

Brand
Watts
Item
909 AGM 8-10 909 Cast Iron Air Gap for Reduced Pressure
Category
Air Gaps
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Technical Specifications

Watts
Manufacturer Part Number
909 AGM 8-10 909
Type
909, Cast Iron, Reduced Pressure Zone Assemblies, Female, NPT
Product Type
Air Gap
Compatible with Series
909
Compatible Product Type
Reduced Pressure Zone Assemblies

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

Product Description

The WATTS Air Gap is an air gap accessory designed for use with Series 909 Reduced Pressure Zone Assemblies. This cast iron component features female NPT connections and is identified by manufacturer part number 909 AGM 8-10 909.

Frequently Asked Questions

What is the WATTS Air Gap 909 AGM 8-10 909 used for?

The WATTS Air Gap is an accessory for Series 909 Reduced Pressure Zone Assemblies. It provides a physical separation between the relief valve discharge and a drain, preventing backflow contamination in commercial and industrial water systems.

What are the specifications of the WATTS Air Gap 909 AGM 8-10 909?

This WATTS Air Gap is made of cast iron with female NPT connections. It is compatible with Series 909 Reduced Pressure Zone Assemblies. The manufacturer part number is 909 AGM 8-10 909. It is designed for use with reduced pressure zone backflow preventers.

Where to buy the WATTS Air Gap 909 AGM 8-10 909 worldwide?

3G Electric supplies the WATTS Air Gap 909 AGM 8-10 909 worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the WATTS Air Gap 909 AGM 8-10 909?

Install the WATTS Air Gap between the relief valve of a Series 909 assembly and a drain. Ensure the air gap is at least twice the pipe diameter above the flood rim. Use thread sealant on the female NPT connections. Follow local plumbing codes for proper drainage.

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 air gaps. 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 part for Watts Series 009 backflow preventers, model 009-909-AG-A. Features a 1/2-inch female NPT connection. Used to maintain a physical air gap in backflow prevention assemblies for potable water systems
Watts
Repair part for Watts Series 009 backflow preventers, model 009-909-AG-A. Features a 1/2-inch female NPT connection. Used to maintain a physical air gap in backflow prevention assemblies for potable water systems
Cast iron air gap fitting with 1/4 inch NPT connection on side 1. Designed for use with 975XL/975XL2 series pressure principle backflow preventers to create a physical air gap between the preventer and a drain, preventing backflow contamination in water systems
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Cast iron air gap fitting with 1/4 inch NPT connection on side 1. Designed for use with 975XL/975XL2 series pressure principle backflow preventers to create a physical air gap between the preventer and a drain, preventing backflow contamination in water systems
Repair part for Watts Series 909 ELH backflow preventers. Functions as an air gap and elbow assembly. Compatible with valve sizes 2-1/2 to 3 in and models 009/LF909. Part number 522P30
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Repair part for Watts Series 909 ELH backflow preventers. Functions as an air gap and elbow assembly. Compatible with valve sizes 2-1/2 to 3 in and models 009/LF909. Part number 522P30
ZURN WILKINS Air Gap Fitting: Air Gap Fitting, 475V, Cast Iron, 2 1/2 in Connection Size - Side 1 (MPN AG-6)
ZURN WILKINS
ZURN WILKINS Air Gap Fitting: Air Gap Fitting, 475V, Cast Iron, 2 1/2 in Connection Size - Side 1 (MPN AG-6)
This vent elbow is a repair part for Watts Series 909 ELC backflow preventers. It functions as an air gap and elbow component to maintain proper drainage. Compatible with valve sizes from 3/4 in to 1 in and Mfr. Model No. 1-1/4 - 1-1/2 009M2
Watts
This vent elbow is a repair part for Watts Series 909 ELC backflow preventers. It functions as an air gap and elbow component to maintain proper drainage. Compatible with valve sizes from 3/4 in to 1 in and Mfr. Model No. 1-1/4 - 1-1/2 009M2
Cast iron air gap fitting with 4-inch NPT connection on side 1. Designed for use with 475V series pressure principle backflow preventers to create a physical air gap between the preventer and a drain, preventing backflow contamination in water systems
ZURN WILKINS
Cast iron air gap fitting with 4-inch NPT connection on side 1. Designed for use with 475V series pressure principle backflow preventers to create a physical air gap between the preventer and a drain, preventing backflow contamination in water systems

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The Watts 957-AG is a plastic air gap accessory designed for use with Series 957 Reduced Pressure Zone Assemblies. It features a female NPT connection and provides a physical separation between discharge piping and flood rim to prevent backflow contamination in water systems
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The Watts 957-AG is a plastic air gap accessory designed for use with Series 957 Reduced Pressure Zone Assemblies. It features a female NPT connection and provides a physical separation between discharge piping and flood rim to prevent backflow contamination in water systems
Bronze air gap with female NPT connections, designed for use with Series 995 reduced pressure zone assemblies. Provides physical separation in backflow prevention systems to prevent contamination of potable water supplies. Compatible with 009, 009M2, 009M3, and 995 series assemblies
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Bronze air gap with female NPT connections, designed for use with Series 995 reduced pressure zone assemblies. Provides physical separation in backflow prevention systems to prevent contamination of potable water supplies. Compatible with 009, 009M2, 009M3, and 995 series assemblies