LL Building Products F6IFD4X300 Insulated Air Duct, 4" x 25'

Highlights:

• Metalized Jacket
• 25' Silver Jacket
• 2-ply inner core with smooth interior for more efficient air movement
• Durable, scuff resistant jacket. Zinc coated, high carbon steel wire helix
• 2" continuous blanket of glass fiber insulation
• R-Value 6.0

Shipping calculated at checkout.

We ship within the contiguous United States.

Returns accepted within 30 days by mail. Return shipping is paid by the customer. See our refund policy.