TimberFill
Loose-fill / dense-pack wood-fiber insulation from FSC-certified Maine softwood — vapor-open, Class A fire rating, ~R-3.8 per inch.
$11.25
Lead Time: 5 business days
Shipping: Varies by size — calculated at checkout
What it does
TimberHP TimberFill is a loose-fill wood-fiber insulation made from FSC-certified Maine softwood with a borate treatment. It can be installed open-blown in attics or dense-packed in walls and roofs.
When to use it
- Attic floors (open-blown)
- Dense-pack wall and roof cavities
- Retrofits of irregular cavities
- Low-embodied-carbon assemblies
Key benefits
- ~R-3.8 per inch
- ASTM E84 Class A flame and smoke rating
- Vapor-open — manages moisture, resists mold and rot
- Borate-treated for fire, mold, and insect resistance
- Carbon-storing wood-fiber product
Format
Loose-fill wood-fiber bags for blown or dense-pack installation.
Pack (shipping)
| Weight | 25 lbs |
Key Specifications
| Property | Specification |
|---|---|
| Packs per Pallet | 42.0 |
| Units | Pack, Pallet |
| Units per Pack | 1 |
Professional Grade
Built for building professionals
Fast Shipping
Direct from manufacturer
Tech Support
Expert installation guidance
Certified Performance
Tested and documented
