91¹ú²ú͵ÅÄ

BACKDRAFT DAMPERS FAQS

Answers to your most Frequently Asked Questions about 91¹ú²ú͵ÅÄ backdraft dampers.

Q:
Q:Are counterbalance weights adjustable on 91¹ú²ú͵ÅÄ backdraft dampers?
A:
A:Counterbalance weights on 91¹ú²ú͵ÅÄ'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.
Q:
Q:Can 91¹ú²ú͵ÅÄ manufacture a stainless steel backdraft damper?
A:
A:

Yes, the HB Series backdraft dampers are available in 304 stainless steel.

Q:
Q:How many sections will I receive with my given backdraft damper?
A:
A:

Each 91¹ú²ú͵ÅÄ backdraft damper submittal provides a chart showing the number of panels and sections your size will have.