Irritrol 2709PR Anti-Siphon Manual Valve – 1-inch with Flow Control & Vacuum Breaker

Overview

The Irritrol 2709PR Anti-Siphon Manual Valve is built for residential irrigation where dependable performance and protective features matter. This 1-inch valve combines anti-siphon design with adjustable flow and a built-in atmospheric vacuum breaker, helping minimize back siphonage without complicated setup.

Key benefits at a glance

• Anti-siphon capability helps safeguard your water supply during zone cycling and depressurization.
• Adjustable flow control lets you tailor watering intensity for different zones and plant needs.
• Manual shutoff provides quick control during maintenance, testing, or seasonal changes.
• Built-in atmospheric vacuum breaker adds backflow prevention without extra parts.
• Wide operating range supports various landscapes: 0.25 to 30 GPM and 10 to 150 psi.

The valve family is designed for straightforward use and lasting reliability. It is available in both electric and manual variants, and includes a flush mode via internal and external bleed to support easy manual operation.

Reliability and construction

• Some models feature a full stainless-steel metering system for consistent valve operation.
• Other models incorporate a floating metering system to maintain steady flow over time.
• No assembly is required, enabling quicker installation and fewer potential points of error.

Durable plastic construction with integrated bleed paths helps simplify maintenance and testing. Ideal for lawns, garden beds, and mixed landscapes where predictable irrigation behavior and protection of the water supply are valued.

Practical use cases

• Zone-by-zone lawn and bed watering with precise flow control.
• Manual operation during startup, testing, or repairs without shutting off the main supply.
• Backflow prevention in systems where back-siphonage risk exists.

Whether upgrading an existing system or installing a new one, the Irritrol 2709PR offers a balanced combination of protection, control, and ease of use. Consider it when you value reliable performance and flexible operation in a residential setting.