Participation in Forum on January 18, 2023
Good article. I ended up with butterfly shutters on a new site without a discussion from the contractor of the options.
Have you done any work on a way to insulate the butterflies and or fan shrouds to save energy and reduce condensation?
I have problems with butterflies freezing up and not closing correctly in very cold weather. High wind is also a problem. Poor design in my ...
This member had joined Engormix
January 18, 2023