1/2" x 6" Freezeless Wall Hydrant with Anti-Siphon Valve.

PRIER C-144 Freezeless Wall Hydrant with Integral Vacuum Breaker – 1/2" MPT x SWT, 6" Insertion

The PRIER C-144 Series provides year-round, frost-proof outdoor water access with built-in anti-siphon protection. This freezeless wall hydrant is engineered for installation into a heated supply line and is designed to drain upon shutoff, preventing freeze damage in cold weather. With solid brass construction and ASSE 1019 certification, the C-144 is a durable, code-compliant solution for new construction and retrofit applications.

Key Advantages for the Trade

• Freeze Protection – Hydrant stem seats inside the structure’s heated space, preventing freezing when installed with proper drainage pitch.
• Backflow Prevention – Features a built-in vacuum breaker and backflow check valve to protect potable water systems in accordance with national plumbing codes.
• All-Brass Construction – Forged, lead-free brass body with satin nickel plating ensures corrosion resistance and mechanical durability.
• Service-Friendly Design – AFG Teflon and graphite stem packing provides reliable sealing and allows for simple maintenance and stem replacement from the front.
• Full-Turn Operation – 360° wheel handle delivers smooth, controlled flow and long service life.

Technical Specifications

• Model: PRIER C-144
• Insertion Length: 6 inches
• Connection Type: 1/2" MPT x 1/2" SWT
• Material: Solid brass with stainless steel seat washer screw and handle screw
• Certification: ASSE 1019, CSA B125.1
• Mounting: Integral cast flange with enclosed screw holes
• Origin: Made in the USA

Installation Considerations

The hydrant should be installed at a downward angle toward the outlet to ensure proper drainage and prevent freeze failures. The valve must be connected to piping within the heated portion of the structure. Installation should be performed by a licensed plumber to ensure proper sealing, code compliance, and long-term system integrity.

Additional Performance Features

• Aluminum Vacuum Breaker Cap – Designed for longevity and external protection from environmental conditions.
• Lock Shield Cap – Adds vandal resistance and secures the valve’s operating mechanism in public or exposed areas.
• Spout Alignment Mark – Integrated reference for precise spout orientation during installation.
• Enclosed Mounting Ports – Allow secure wall attachment while maintaining a clean, tamper-resistant appearance.

Ideal Applications

Perfect for residential hose bibbs, commercial buildings, and outdoor installations requiring freeze protection and backflow prevention. Commonly used in garages, utility areas, multifamily dwellings, and hose connections in cold-weather regions.