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Watts 1 800M4-QT-FZ Pressure Vacuum Breaker, FNPT x FNPT, Water, 33°F – 140°F - Pressure Vacuum Breakers
WattsPressure Vacuum Breakers

Watts 1 800M4-QT-FZ Pressure Vacuum Breaker, FNPT x FNPT, Water, 33°F – 140°F

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

Also listed as: 1800M4QTFZ · 1 800M4 QT FZ · 1-800M4-QT-FZ

Brand
Watts
Item
1 800M4-QT-FZ Pressure Vacuum Breaker, FNPT x FNPT, Water, 33°F – 140°F
Part Number
1 800M4-QT-FZ
Category
Pressure Vacuum Breakers
Available to Order
Also known as:1 800M4-QT-FZWatts
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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
1 800M4-QT-FZ
Type
FNPT x FNPT, For Water Media, 33°F – 140°F
Connection Type
FNPT x FNPT

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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
Commercial plumbing – Watts standard capacity water pressure regulators (3/8 LF 26AB) for stabilizing incoming water pressure
Industrial steam systems – Watts 152A series steam pressure regulators for pressure reduction in process and heating lines
Cross-connection control – Watts 757 double check backflow preventers for commercial and industrial water supply protection
Boiler safety – Watts ASME Section XIII temperature and pressure relief valves for overpressure protection in heating systems
Hydronic heating – Watts CP16 pilot-operated pressure regulators for maintaining consistent pressure in steam or water loops
Water hammer mitigation – Watts LF15M2-A water hammer arrestors for absorbing surges in quick-closing valve applications
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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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