FastWrap duct wrap is thoroughly encapsulated with reinforced aluminium foil which also would make installation much cleaner and more rapidly, additional cutting down labour prices. Giving remarkable fire-resistance and relieve of set up, this duct wrap is a space-saving option to bulky fire protection methods like gypsum wall shafts. UL https://fireratedinsulationforduc56677.loginblogin.com/44649031/the-fact-about-fire-rated-ductworth-that-no-one-is-suggesting