S1-RCG18B | DAMPER ZONE/BYPASS 18"W/O CNTR | York

YORK S1-RCG18B DAMPER ZONE / BYPASS 18" W/O CNTR The YORK S1-RCG18B DAMPER ZONE BYPASS is a damper zone bypass that prevents air from escaping from a building when a damper is closed. This can be useful in applications where it is important to maintain a certain level of air pressure, such as in a cleanroom or a laboratory. The bypass is made of steel and is designed to fit a damper with an 18-inch opening.