Do my ducts leak? Most likely.听 ASHRAE says that 75% of all ducts in commercial buildings leak 10-25% That鈥檚 200-700% higher than ASHRAE鈥檚 recommended standard of 3%!
Do my ducts leak? Most likely.听 ASHRAE says that 75% of all ducts in commercial buildings leak 10-25% That鈥檚 200-700% higher than ASHRAE鈥檚 recommended standard of 3%!