GRK #8 x 2-1/2 In. Star Drive Stainless Steel Trim Screw (100 Ct.) Affresh Flexible white vinyl duct is

Flexible white vinyl duct is ideal for general purpose exhaust applications including bathroom fan venting and surface mounted humidifier units

Machine washable on delicate cycle

Convenient hook and loop straps keep the cover securely fastened

Cleans easily with soap and water

543XP and 550XP(MII) models

GRK #8 x 2-1/2 In. Star Drive Stainless Steel Trim Screw (100 Ct.) Affresh Flexible white vinyl duct isGRK FIN Trim 316 Stainless Steel screws provide extreme corrosion resistance for the toughest environments including high exposure to chlorides such as de icing salts and in coastal applications within 1 mile of the coast. 316 stainless steel is also for use with cedar, redwood, and various wood species that have higher acid content.