Happy Holidays! Greenheck will be closed on December 24, 25, 31 and January 1. Any stock orders placed on those days will ship the following business day.
In-stock items ship today if ordered in:
HR : MIN : SEC
Same day shipping on thousands of in-stock items
DETAILS
Shipping cutoff times apply to in-stock items. Please note item lead-times when placing your order.
Orders placed on weekends or holidays will be processed the next business day.
Spun Aluminum Gravity Ventilator, Size 20
Model GRS is an aluminum ventilator designed to be used as an intake or relief unit on natural gravity or negative pressure systems. The GRS has a curb cap and requires a roof curb for installation.
Aluminum ventilators designed to be used as an intake or relief unit on natural gravity or negative pressure systems.
Without a valid Greenheck serial number, we cannot guarantee that the following parts will match your equipment’s original configuration.
For an exact list of replacement parts, please enter your product serial number.