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Watts Anti-Siphon Pressure Vacuum Breaker: 1 800M4-QT-FZ, FNPT x FNPT, For Water Media - Pressure Vacuum Breakers
WattsPressure Vacuum Breakers

Watts Anti-Siphon Pressure Vacuum Breaker: 1 800M4-QT-FZ, FNPT x FNPT, For Water Media

The WATTS Anti-Siphon Pressure Vacuum Breaker, model 1 800M4-QT-FZ, is a pressure vacuum breaker designed for water media. It features FNPT x FNPT connections and operates within a temperature range of 33°F to 140°F.

SKU 3G-OTH-430695

Brand
Watts
Item
Anti-Siphon Pressure Vacuum Breaker: 1 800M4-QT-FZ, FNPT x FNPT, For Water Media
Category
Pressure Vacuum Breakers
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Technical Specifications

Watts
Manufacturer Part Number
1 800M4-QT-FZ
Type
FNPT x FNPT, For Water Media, 33°F – 140°F
Connection Type
FNPT x FNPT
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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Anti-Siphon Pressure Vacuum Breaker, model 1 800M4-QT-FZ, is a pressure vacuum breaker designed for water media. It features FNPT x FNPT connections and operates within a temperature range of 33°F to 140°F.

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 Anti-Siphon Pressure Vacuum Breaker used for?

The WATTS Anti-Siphon Pressure Vacuum Breaker, model 1 800M4-QT-FZ, prevents backflow of contaminated water into potable water systems. It is used in irrigation, commercial, and industrial applications where water media flows through FNPT x FNPT connections within 33°F to 140°F.

What are the specifications of the WATTS 1 800M4-QT-FZ?

The WATTS 1 800M4-QT-FZ is a pressure vacuum breaker with FNPT x FNPT connections. It operates with water media in a temperature range of 33°F to 140°F. The manufacturer part number is 1 800M4-QT-FZ, and it is designed for anti-siphon backflow prevention.

Where to buy the WATTS 1 800M4-QT-FZ worldwide?

3G Electric supplies the WATTS 1 800M4-QT-FZ pressure vacuum breaker worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install a WATTS pressure vacuum breaker?

Install the WATTS pressure vacuum breaker vertically above the highest outlet to ensure proper drainage. Use thread sealant on FNPT connections and avoid over-tightening. Test for leaks after installation. Follow local plumbing codes and the manufacturer's instructions for safe operation.

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 pressure vacuum breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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