Fantastic article Alison! Even though we like sheet metal, specifically for trunk strains, huge duct methods is usually exorbitantly expensive if carried out in all metal. There are occasions where by flex duct (or sections of it) will help to reduce costs. Within our retrofit do the job, we’d fairly https://bookmarkyourpage.com/story3557094/fire-resistant-ductwork-installers-things-to-know-before-you-buy