2" PVC Quiet Check Valve with Union, Solvent Weld

Zoeller 2" Silent PVC Full Flow Check Valve – Engineered for Quiet, Reliable Backflow Prevention

The Zoeller Silent PVC Full Flow Check Valve is purpose-built to reduce water hammer and pump noise in sump, effluent, and sewage pump discharge systems. Its robust PVC body and spring-loaded flapper design ensure quiet, efficient operation while maintaining maximum flow capacity.

This 2-inch valve features solvent weld union ends for simplified installation and serviceability, making it an ideal choice for both vertical and horizontal discharge piping. Whether you're handling new installations or replacing older check valves, this model delivers performance you can depend on in demanding field conditions.

Performance Features

• Noise Suppression: Integrated 1/2 lb spring flapper significantly reduces hydraulic shock and vibration from pump cycling.
• Full Port Design: Maintains unrestricted flow to minimize pressure drop across the valve.
• PVC Construction: Corrosion-resistant and lightweight, suitable for indoor and outdoor applications handling clean or gray water.
• Union x Solvent Weld Ends: Provides a secure, leak-resistant connection while allowing easy access for maintenance or replacement.
• Multi-Position Use: Suitable for both vertical and horizontal installations, ensuring versatility in system layout.

Technical Specifications

• Valve Size: 2" nominal
• Material: White PVC body with full-flow interior
• Connection Type: Union x Slip solvent weld
• Operating Pressure: Rated up to 50 psi
• Temperature Limit: 130°F (consult manufacturer for higher temperature applications)
• Overall Length: 10-1/2 inches
• Application: Clean water, sump, sewage, and effluent systems

Installation Recommendations

This valve is designed for solvent-welded PVC systems and is field-proven for quiet and consistent operation. Installation should be performed with care to ensure proper alignment and sealing. A licensed contractor is recommended to guarantee adherence to local codes and optimal system performance, especially in commercial or high-usage environments.

Professional Use Case

Contractors: This check valve meets the real-world demands of service professionals—quick to install, low maintenance, and quiet in operation. It’s ideal for systems requiring consistent flow and noise reduction, especially in occupied or noise-sensitive spaces.

Maintenance Teams: The union ends allow for rapid removal during pump service or system inspections, streamlining long-term maintenance routines without cutting pipe or using threaded fittings.

Reliable Valve for Demanding Applications

Backed by Zoeller’s decades of field experience, this check valve is a dependable component for protecting pumps and preventing backflow. Its quiet operation and long service life make it a trusted solution for professional-grade installations.