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   Standard professional grade duct and fittings. More moderate price point.


    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 lenght - 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.
3 Step installation is a snap.
FORTRESS 92mm (3.5")
WHITE - 3.5"
Fortress Duct & Fittings
IVORY - 3.5"
Fortress Duct & Fittings
GRAY - 3.5"
Fortress Duct & Fittings
BROWN - 3.5"
Fortress Duct & Fittings
FORTRESS 122mm (4.5")
WHITE - 4.5"
Fortress Duct & Fittings
IVORY - 4.5"
Fortresst Duct & Fittings
GRAY- 4.5"
Fortresst Duct & Fittings
BROWN - 4.5"
Fortresst Duct & Fittings