Rectorseal - 85105 - Slimduct 3.75" Wall Duct Kit, White 100
Install Manual
Slimduct Lineset Covers offers strength and longevity with a professional aesthetic. Available in 3 sizes and colors, Slimduct Lineset Covers accommodates numerous applications including single or multiple exposed linesets. A robust assortment of fittings ensures each system is finished with a professional touch.
Features
- 3.75" Wall Duct Kit includes 5 fittings to cover up to a 13-ft lineset run with a 3.75" (100mm) duct.
- Weather resistant PVC, UV stabilized & fire resistant. Tested to over 2,000 hours. Temperature range -4°F to 140° F
- Complements any residential or commercial building. Available in SD77 (2 3/4"), SD100 (3 3/4"), SD140 (51/2") and 3 color options (white, ivory, and brown)
- 78" duct lengths and 15 fittings ensure complete flexibility of installation
- 1 year warranty
Specifications
- Length: 11.50"
- Width: 39.88"
- Height: 4.19"
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Rectorseal - 85105 - Slimduct 3.75" Wall Duct Kit, White 100
Rectorseal - 85105 - Slimduct 3.75" Wall Duct Kit, White 100
Install Manual
Slimduct Lineset Covers offers strength and longevity with a professional aesthetic. Available in 3 sizes and colors, Slimduct Lineset Covers accommodates numerous applications including single or multiple exposed linesets. A robust assortment of fittings ensures each system is finished with a professional touch.
Features
- 3.75" Wall Duct Kit includes 5 fittings to cover up to a 13-ft lineset run with a 3.75" (100mm) duct.
- Weather resistant PVC, UV stabilized & fire resistant. Tested to over 2,000 hours. Temperature range -4°F to 140° F
- Complements any residential or commercial building. Available in SD77 (2 3/4"), SD100 (3 3/4"), SD140 (51/2") and 3 color options (white, ivory, and brown)
- 78" duct lengths and 15 fittings ensure complete flexibility of installation
- 1 year warranty
Specifications
- Length: 11.50"
- Width: 39.88"
- Height: 4.19"
Original: $290.77
-65%$290.77
$101.77Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Install Manual
Slimduct Lineset Covers offers strength and longevity with a professional aesthetic. Available in 3 sizes and colors, Slimduct Lineset Covers accommodates numerous applications including single or multiple exposed linesets. A robust assortment of fittings ensures each system is finished with a professional touch.
Features
- 3.75" Wall Duct Kit includes 5 fittings to cover up to a 13-ft lineset run with a 3.75" (100mm) duct.
- Weather resistant PVC, UV stabilized & fire resistant. Tested to over 2,000 hours. Temperature range -4°F to 140° F
- Complements any residential or commercial building. Available in SD77 (2 3/4"), SD100 (3 3/4"), SD140 (51/2") and 3 color options (white, ivory, and brown)
- 78" duct lengths and 15 fittings ensure complete flexibility of installation
- 1 year warranty
Specifications
- Length: 11.50"
- Width: 39.88"
- Height: 4.19"












