The R-values, fire performance, and moisture behavior needed for residential spec. Embodied carbon numbers that stand up in an LCA review.
| Attribute | Value |
|---|---|
|
R-value |
R-3.0 to R-3.4 per inch |
|
Fire rating |
Class A (ASTM E84, no added retardants) |
|
Compressive strength |
≈ 40–80 psi (density-dependent) |
|
Density |
18–24 lb/cu ft (installed) |
|
Vapor permeance |
Highly vapor-permeable; hygroscopic buffering |
|
Embodied carbon |
−2 lbs CO₂e per 1 lb installed |
|
Set time |
45–60 minutes (initial); full cure 7–14 days |
|
Placement method |
Poured into standard stud framing |
|
Code reference |
2024 IRC Appendix BL — Hemp-Lime Construction |
Full test reports (ASTM E84, ASTM C518, ASTM C39, third-party LCA) available on request via the CAD/BIM form below.
We’ll send DWG wall-assembly details, a Revit family, the full spec sheet, and test reports.
Enter your name and email to access this download. We’ll also send it to your inbox.
No spam. Unsubscribe anytime.
Enter your name and email to access this download. We’ll also send it to your inbox.
No spam. Unsubscribe anytime.
Enter your name and email to access this download. We’ll also send it to your inbox.
No spam. Unsubscribe anytime.
Enter your name and email to access this download. We’ll also send it to your inbox.
No spam. Unsubscribe anytime.
Enter your name and email to access this download. We’ll also send it to your inbox.
No spam. Unsubscribe anytime.
Enter your name and email to get the installation guide starter pack.
No spam. Unsubscribe anytime.
Enter your name and email to access this download. We’ll also send it to your inbox.
No spam. Unsubscribe anytime.
