Proof & Testing
References, methodology, and third-party documentation behind our hempcrete and GaiaCrete™ performance claims.
Fire Performance Proof
ASTM E84 results, Class A flame spread rating (ASTM E84) context, and references for hemp-lime non-combustibility.
Read referencesMold Resistance Proof
high-alkalinity mineral composition chemistry, ASTM mold-growth references, and field documentation.
Read referencesCarbon Performance Proof
Biogenic carbon, lime carbonation methodology, and LCA references (PAS 2050 / EN 15978).
Read referencesAppendix BL, Testing & Certifications
IRC Appendix BL adoption, third-party test references, and certifications applicable to hemp-lime systems.
Read references