National Chimney
National Chimney Flexible Chimney Liner Insulation Kit
National Chimney Flexible Chimney Liner Insulation Kit
The National Chimney Flexible Chimney Liner Insulation Kit, a premium chimney insulation solution designed to improve safety, efficiency, and performance for wood, pellet, coal, gas, and oil heating appliances. This high-quality chimney liner insulation wrap kit helps maintain stable flue temperatures, enhancing draft efficiency and supporting cleaner, more reliable combustion.
Available in ¼-inch and ½-inch insulation thickness options, this flexible chimney liner insulation system is engineered to reduce condensation buildup and minimize creosote formation inside the chimney. Ideal for chimney relining projects and stainless steel liner installations, it improves overall heating system performance while extending chimney life. Perfect for homeowners and professionals seeking a dependable chimney insulation kit for all-fuel venting systems.
Features
- High-Performance Ceramic Blanket Chimney Insulation – Made with 8 lb density ceramic blanket insulation, this flexible chimney liner insulation kit delivers superior heat retention, durability, and long-term chimney protection for all-fuel venting systems.
- Foil-Backed Heat Reflective Design – Features a 4 ml foil backing that enhances heat reflection, improves chimney draft efficiency, and helps maintain consistent flue temperatures.
- Improved Draft Performance & Creosote Reduction – Engineered to stabilize chimney temperatures, this chimney liner insulation wrap kit reduces condensation buildup and minimizes dangerous creosote formation for safer operation.
- Complete Chimney Insulation Installation Kit – Includes Premier Wrap insulation, stainless steel mesh, mesh clamps, foil tape, and adhesive spray, providing a full chimney liner insulation system for easy installation.
- Optimized for All-Fuel Chimney Applications – Suitable for wood, coal, pellet, gas, and oil heating appliances, ensuring reliable performance across multiple chimney venting systems.
- Zero-Clearance & Reduced Clearance Options – Available in ¼” and ½” insulation thickness, offering flexible installation options for both tight and standard chimney configurations.
- Easy Installation Chimney Liner Insulation System – Designed for simple application with included accessories, making it ideal for both professional installers and DIY chimney relining projects.
- CSIA Accepted Safety Certified Product – Meets Chimney Safety Institute of America (CSIA) standards, ensuring safe and compliant installation practices.
- Compatible with UL-Listed Chimney Liner Systems – Designed to integrate seamlessly with UL-listed chimney liners, meeting industry safety and performance requirements.
- Flexible Fit for Multiple Chimney Sizes – Compatible with 3” to 8” chimney liners, available in various widths and lengths for versatile installation needs.
Specifications
| Insulation Thickness | Roll Width | Length | Liner Size Compatibility | SKU |
|---|---|---|---|---|
| ¼” (1” clearance) | 24” | 25’ | 3” - 6” liners | PW46KIT |
| ¼” (1” clearance) | 24” | 35’ | 3” - 6” liners | PW4635KIT |
| ¼” (1” clearance) | 30” | 25’ | 7” - 8” liners | PW478KIT |
| ¼” (1” clearance) | 30” | 35’ | 7” - 8” liners | PW47835KIT |
| ½” (Zero clearance) | 24” | 25’ | 3” - 6” liners | PW26KIT |
| ½” (Zero clearance) | 24” | 35’ | 3” - 6” liners | PW2635KIT |
| ½” (Zero clearance) | 30” | 25’ | 7” - 8” liners | PW278KIT |
| ½” (Zero clearance) | 30” | 35’ | 7” - 8” liners | PW27835KIT |
Warranty
- Limited Lifetime Warranty