Bathroom Exhaust Fan Duct Length: A Comprehensive Guide
Duct Length Calculations Bathroom exhaust fan duct length – Calculating the maximum allowable duct length for a bathroom exhaust fan is essential to ensure optimal performance and prevent issues like backdrafting. The formula to calculate the maximum duct length is: Duct Length = (CFM x 100) / (Friction Loss per 100 ft) where: CFM is … Read more
