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Watts 3/4 8A Hose Bibb Vacuum Breaker, Brass, Female GHT x Male GHT - Hose Bibb Vacuum Breakers
WattsHose Bibb Vacuum Breakers

Watts 3/4 8A Hose Bibb Vacuum Breaker, Brass, Female GHT x Male GHT

The WATTS Vacuum Breaker (SKU 3G-OTH-440063) is a hose bibb vacuum breaker with Female GHT x Male GHT connections, designed for back-siphonage protection in water media. It features a brass body, rubber seal, manual…

SKU 3G-OTH-440063

Also listed as: 348A · 3 4 8A · 3-4-8A

Brand
Watts
Item
3/4 8A Hose Bibb Vacuum Breaker, Brass, Female GHT x Male GHT
Part Number
3/4 8A
Category
Hose Bibb Vacuum Breakers
Available to Order
Also known as:3/4 8AWatts
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Technical specs
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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
3/4 8A
Type
For Water Media, 33°F – 180°F, Brass, Back-Siphonage
For Media
Water
Standards
ANSI A112.1.3 (ASSE 1011)
Drain Type
Manual
Body Material
Brass
Seal Material
Rubber
Connection Type
Female GHT x Male GHT
Protection Type
Back-Siphonage
Freeze Protection
Yes
Security Mechanism
Non-Removable
Vacuum Breaker Style
Hose Bib Vacuum Breaker
Hazard Protection Level
High Health Hazard
Connection Type - Side 1
GHT
Connection Type - Side 2
GHT
Includes Atmospheric Vent
No Atmospheric Vent
Includes Drain Capability
Manual Drain
Connection Gender - Side 1
Female
Connection Gender - Side 2
Male
Includes Freeze Protection
Freeze Protection Included

Technical Documents

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

Product Description

The WATTS Vacuum Breaker (SKU 3G-OTH-440063) is a hose bibb vacuum breaker with Female GHT x Male GHT connections, designed for back-siphonage protection in water media. It features a brass body, rubber seal, manual drain, and freeze protection, with a non-removable security mechanism. Rated for high health hazard protection, it complies with ANSI A112.1.3 (ASSE 1011) and operates from 33°F to 180°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 Vacuum Breaker 3/4 8A used for?

The WATTS Vacuum Breaker 3/4 8A is used for back-siphonage protection in water systems, preventing contaminated water from flowing backward into potable supply lines. It is designed for hose bibb applications, with Female GHT x Male GHT connections, a brass body, and freeze protection for outdoor use.

What are the specifications of the WATTS Vacuum Breaker 3/4 8A?

The WATTS Vacuum Breaker 3/4 8A has Female GHT x Male GHT connections, a brass body, rubber seal, manual drain, and freeze protection. It operates from 33°F to 180°F, provides high health hazard protection, and complies with ANSI A112.1.3 (ASSE 1011). The security mechanism is non-removable.

Where to buy the WATTS Vacuum Breaker 3/4 8A worldwide?

You can source the WATTS Vacuum Breaker 3/4 8A through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine WATTS components for water system protection.

How to install the WATTS Vacuum Breaker 3/4 8A?

Install the WATTS Vacuum Breaker 3/4 8A by threading the Male GHT connection onto a compatible hose bibb and tightening by hand. Ensure the unit is oriented vertically for proper drainage. The manual drain allows seasonal water removal to prevent freeze damage. Always follow local plumbing codes for backflow prevention.

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 hose bibb 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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