RectorSeal 3.75 in. Duct Width Coupler in Ivory

Slimduct professional grade construction offers strength and longevity everyone can appreciate. Color - Ivory. Duct Width - 3.75 in., Paintable - N. Temp Range - 0-140. Includes: (2) 3/4 in. Self Tap Screws.|Weather resistant PVC, UV stabilized and fire resistant, tested to over 2,000 hours|Temperature range -4 degree F to 140 degree F|Compliments any residential or commercial building, available in SD77 (2 in.), SD100 (3 in.), SD140 (5 in.) and 3 color options|78 in. duct lengths, and 15 fittings assuring complete flexibility of installation