THE ULTIMATE GUIDE TO SHEET METAL DUCTWORK

A: The NADCA recommends owning your air ducts cleaned the moment just about every 3-5 decades. If you reside in the dusty region or have undesirable ductwork, it might need to be cleaned extra commonly.Spiral Pipe, that has a smooth interior for very low friction loss using a grooved seam on the outside, paired with finish seal fittings for a leak