BACKDRAFT DAMPERS FAQS
Answers to your most Frequently Asked Questions about Greenheck backdraft dampers.
P:
P:Are counterbalance weights adjustable on Greenheck backdraft dampers?
R:
R:Counterbalance weights on Greenheck's backdraft dampers (BR, EM, HB) are adjustable for each specific application. Each blade has the option to add, remove, or position the weights to fine tune your system. Refer to installation, operation, and maintenance instructions for more details.
P:
P:Can Greenheck manufacture a stainless steel backdraft damper?
R:
R:Yes, the HB Series backdraft dampers are available in 304 stainless steel.