Fortress™ The professional grade ducting for mini-splits
Fortress professional duct/ fitting system hides unsightly AC lineset.
2 duct sizes – 3.5″ and 4.5″, accommodate single or multiple lineset configurations.
Longer ducting length – 8ft. Allows for fewer joints.
Complete fitting line. 17 fittings assure a complete professional finish for even the most demanding installations.
1 Year Warranty. Professional grade polymers to deliver long lasting durability.