iO HVAC Controls HD-2220 22 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator, replacement for Honeywell ZD22X20TZ, EWC ND-RSD2220, Zone First ZDS-2220 voomi_id_9688 High sensitivity detects even low-stability

High sensitivity detects even low-stability flames

ideal for a variety of industrial applications where safety and durability are paramount

this fan ensures efficient airflow in large spaces

White color for clean finishes

iO HVAC Controls HD-2220 22 x 20 Rectangular Two-Position Zone Damper - 2 Wire Actuator, replacement for Honeywell ZD22X20TZ, EWC ND-RSD2220, Zone First ZDS-2220 voomi_id_9688 High sensitivity detects even low-stabilityiO HVAC Controls HD 2220 The HD Series dampers are extruded aluminum parallel blade dampers complete with a 24 volt spring return actuator. The HD Series dampers can be installed in any position and are compatible with most 24V zoning and ventilation controls. They are rated for duct systems less than 1. 0 WC. These dampers have a simple adjustment for limited position. They are a highly universal option for both zoning an ventilation applications.