SmartGARAGE 5mm Reflective Garage Door Insulation Kit, R8 Radiant Barrier, 21" x 36ft Roll, Foil/Black, Covers 1 Car Garage Door
Product details
| Management number | 251397765 | Release Date | 2026/09/26 | List Price | US$39.98 | Model Number | 251397765 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
SmartGARAGE Reflective Garage Door Insulation Kit – Black/Foil Finish is designed to help improve garage temperature control while offering a sleek, modern interior look. Garage doors are often the largest non-insulated surface in a home, allowing heat gain in summer and heat loss in winter. This kit features a 5mm closed-cell polyethylene foam core laminated between engineered reflective foil and a durable black interior-facing surface, delivering radiant barrier performance with an R-8 insulation value. The black finish provides a bold, clean appearance that blends well with darker garage interiors while maintaining effective thermal resistance. Kit Includes: (1) Roll of 5mm foam core reflective insulation – 21" x 36ft (1) Roll heavy-duty double-sided tape – 1" x 108ft Installation instructions Coverage: Covers one standard single-car garage door (up to 7' H x 9' W with 4 panels) For double-car garage doors (7' H x 18' W), two kits are recommended For triple-car garage doors, three kits are recommended Custom kits are available for 5-panel or commercial-size garage doors. SmartGARAGE insulation is lightweight, easy to install, and provides a clean, finished look ideal for residential garages.
- COMPLETE GARAGE DOOR INSULATION KIT – Includes one 21" x 36ft roll of 5mm foam core reflective insulation, heavy-duty double-sided tape (1" x 108ft), and installation instructions.
- BLACK / FOIL FINISH – Engineered reflective foil on one side with a durable black interior-facing surface for a modern garage appearance.
- R-8 THERMAL PERFORMANCE – Designed to help reduce radiant heat transfer and resist conductive heat flow.
- COVERS ONE CAR GARAGE DOOR – Designed for doors up to 7 ft H x 9 ft W with 4 horizontal panels.
- CUSTOM SIZE OPTIONS AVAILABLE – Contact us for 5-panel or commercial-size garage doors.
- EASY DIY INSTALLATION – Lightweight, non-toxic material provides a clean and professional finished look.
| Color | Black |
|---|---|
| Recommended use | Garage |
| Insulation thickness | 5 mm |
| Size | 21'' x 36' |
| Insulation type | Radiant Barrier Insulation |
| Material | Foam |
| Brand | Smart Garage |
| Assembled product height | 5 mm |
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form