HPR-330

The HPR-330 is an industrial pressure relief damper with double-flanged channel frame. It is designed to protect HVAC systems and industrial processes by relieving air pressure.

Blade Type: Fabricated Airfoil
Pressure Relief: ½ in. wg to 6 in. wg
Back Pressure: 13½ - 20 in. wg
Velocity: Up to 6400 fpm
Temperature: -40°F to 250°F

Pressure Relief Dampers

Damper Selection Guide

Which damper best fits the application? Greenheck’s damper interactive selection guide removes the guesswork. Find blade type, velocity, pressure, AMCA listings, submittals, drawings and more, all in one easy-to-use format.

LEARN MORE

Purchase Options:

REQUEST A QUOTE

Configure to Order

Need a specific configuration? Submit a request online and get a quote from your local representative within 4 hours.

REQUEST QUOTE

Show All