Conbraco 38-103-01 Atmospheric Vacuum Breaker 1/2 Inch Bronze

The Conbraco 38-103-01 is a 1/2 inch atmospheric vacuum breaker designed to prevent back-siphonage of contaminated water into potable water systems. Part of the Apollo 38-100 Series, this backflow prevention device features durable bronze body construction with a rough brass finish and heat-resistant silicone seat disc for long-lasting performance.

Key Features:

• 1/2 inch nominal size with female NPT connections
• Maximum operating pressure: 125 PSI
• Temperature range: 33°F to 212°F
• Bronze body construction with rough brass finish
• Corrosion-resistant design with polypropylene softgoods
• ASSE 1001, ANSI A112.1.1, CSA B64.1.1, and IAPMO certified
• Compact and lightweight design at 0.55 lbs
• Height: 2.5 inches

Installation Requirements:

• Must be installed minimum 6 inches above all downstream piping
• No downstream shutoffs permitted
• Not designed for continuous pressure (maximum 12 hours in any 24-hour period)
• Should only be installed where water spillage will not cause damage
• Recommended for low flow installations

This atmospheric vacuum breaker is ideal for plumbing and HVAC applications where backflow prevention is critical. The device requires accessible installation for periodic maintenance and should not be used in backpressure conditions.