


The Anti-Syphon Valves are supplied in different sizes with different head springs to ensure the right valve is used for the right application.
The Morrison Bros Anti-Syphon valves are manufactured in Stainless Steel whilst the Pemco Anti-Syphon Valves are manufactured in Cast-Iron with a pressure relief valve to relieve thermal expansion.
| Product Code | Description |
|---|---|
| AMPRAS121 | ½” NPT Stainless Steel Anti-Syphon Valve 0-5 ft Head Pressure |
| AMPRAS251 | 1” NPT Stainless Steel Anti-Syphon Valve 0-5 ft Head Pressure |
| AMPRAS252 | 1” NPT Stainless Steel Anti-Syphon Valve 6-10 ft Head Pressure |
| AMPRAS253 | 1” NPT Stainless Steel Anti-Syphon Valve 10-15 ft Head Pressure |
| AMPRAS401 | 1 ½” BSP Cast-Iron Anti-Syphon Valve 0-5 ft Head Pressure |
| AMPRAS402 | 1 ½” BSP Cast-Iron Anti-Syphon Valve 6-10 ft Head Pressure |
| AMPRAS5001 | 2” BSP Cast-Iron Anti-Syphon Valve 0-5 ft Head Pressure |
| AMPRAS502 | 2” BSP Cast-Iron Anti-Syphon Valve 6-10 ft Head Pressure |
| AMPRAS503 | 2” BSP Cast-Iron Anti-Syphon Valve 11-15 ft Head Pressure |
We use cookies to improve your experience on our site. By using our site, you consent to cookies.
Manage your cookie preferences below:
Essential cookies enable basic functions and are necessary for the proper function of the website.
hCaptcha is a privacy focused CAPTCHA service that keeps bots and spam off forms, logins and comments. It is commonly used as a drop-in replacement for reCAPTCHA.
Service URL: www.hcaptcha.com (opens in a new window)
Statistics cookies collect information anonymously. This information helps us understand how visitors use our website.
Google Analytics is a powerful tool that tracks and analyzes website traffic for informed marketing decisions.
Service URL: policies.google.com (opens in a new window)
SourceBuster is used by WooCommerce for order attribution based on user source.