Zoeller 30-0048 — 2″ Quiet Check Valve w/ Quarter Turn Ball Valve

Zoeller 30-0048 — 2″ Quiet Check Valve

The Zoeller 2″ Quiet Check Valve (Model 30-0048) is engineered to prevent backflow and minimize system noise in sump and sewage pump installations. Its quiet, spring-loaded flapper design helps eliminate the loud “water hammer” effect, making it a reliable solution for residential, commercial, and light industrial applications that demand smooth and silent operation.

Key Features & Benefits

• Quiet Operation: Spring-assisted flapper reduces water hammer and discharge line noise
• Prevents Backflow: Maintains system integrity and protects your pump from reverse flow damage
• Durable Construction: Designed for long-term performance in demanding pump environments
• Full-Flow Design: Minimizes restriction for maximum pump performance
• Easy Installation: Compatible with standard 2″ discharge plumbing
• Designed for horizontal and vertical installation

Perfect For

• Sump pump systems
• Sewage pump systems
• Any 2″ discharge line requiring backflow prevention
• Reducing loud pipe noise and vibration

Specifications

Installation: Horizontal or vertical installation

Valve Type: Quiet check, solvent weld

Valve Size: 2"

PSI: 50 PSI (115' of head)

Color: White

Shipping Weight: 4 lbs

Shipping Dimensions: Height 4 1/2 in x Width 5 in x Length 16 in.