F&L Johns Manville Duct board Insulation Case - Fiberglass HVAC Panels for Thermal Air Duct Insulation (Multi-Sheet Cases)

$1,319.00
$1,319.00
Compare Ask a question Share
Product description
  • ✅ Complete Multi-Rated Set – Includes 13 total panels: R6 1.5" (4 sheets), R8 2.0" (3 sheets), R4 1" (6 sheets) – All 4' x 10' in size.
  • ✅ Energy Efficient & Cost-Effective – Low thermal conductivity of 0.23 at 75°F helps reduce energy loss and operating costs.
  • ✅ UL/ULC Listed for Safety – Meets major building code standards for fire and smoke safety in HVAC systems.
  • ✅ Excellent Acoustic Performance – Provides effective sound absorption to reduce duct noise and airflow disturbance.
  • ✅ Durable Airstream Surface – Features a non-woven all-glass mat facing for high airflow resistance and cleanability.
  • ✅ Shiplap Joints & FSK Vapor Retarder – Ensures a tight seal, moisture protection, and easy handling during installation.
  • ✅ Cleanable Design – Can be cleaned using NAIMA’s recommended practices for fibrous glass duct systems.

Enhance the efficiency and performance of your HVAC systems with the F&L Ductboard Insulation Case, featuring a versatile selection of R6 (1.5"), R8 (2.0"), and R4 (1") fiberglass panels. Each board measures 4' x 10' and is crafted with a non-woven all-glass mat facing on the airstream surface for superior air quality, energy efficiency, and sound control. These UL/ULC-listed ductboard panels offer low thermal conductivity (0.23 at 75°F) and are engineered to deliver outstanding thermal and acoustic insulation, meeting the rigorous safety standards of most federal, state, and local building codes. Ideal for contractors, installers, and HVAC professionals, this insulation system features shiplap joints, a foil-scrim-kraft (FSK) vapor retarder, and assured thickness, ensuring long-term durability, tight seals, and easy installation. When necessary, it can also be cleaned in accordance with NAIMA's recommended practices for fibrous glass insulated air ducts. Whether you're working on a residential or commercial air system, F&L’s ductboard insulation provides a dependable, energy-saving solution designed for lasting performance and code compliance.

Shipping & Return

Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.

We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.