EXTERIOR WALLS
Rammed Earth
Bamboo
Hempcrete
Geopolymer Concrete
Thermal Conductivity: 0.7 - 1.4 W/mK
Density: 1900 - 2200 kg/m^3
Sound Reduction: 50 - 60 dB
Fire Classification: Class A
Moisture Resistance: Moderate
Compressive Strength: 0.7 - 1.4 MPa
Thermal Conductivity: 0.15 - 0.25 W/mK
Density: 600 - 800 kg/m^3
Sound Reduction: 30 - 40 dB
Fire Classification: Class B-C
Moisture Resistance: Moderate
Applications: Non-structural exterior wall (needs framing)
Composition: Mixture of hemp fibers, sand and lime
Notes: Available in blocks or cast in place. Great insulators and fire resistant
Manufacturer: IsoHemp
Applications: Exterior wall panels, structural & façade systems
Composition: Industrial byproducts (fly ash, slag) activated with alkaline solutions
Notes: High durability and chemical resistance
Manufacturer: Geopolymer International
Applications: Load-bearing exterior walls
Composition: Composed of natural soil compressed into forms
Notes: High thermal mass & fire resistant
Manufacturer: Rammed Earth Works
Applications: Exterior cladding, façade systems
Composition: Natural bamboo or laminated bamboo composites
Notes: Rapidly renewable. Strong tensile properties
Thermal Conductivity: 0.08 - 0.16 W/(mK)
Density: 300 - 800 kg/m^3
Sound Reduction: 37 - 44 dB
Fire Classification: Class B
Moisture Resistance: Moderate
Compressive Strength: 0.2 - 3 MPa
Thermal Conductivity: 0.2 - 0.7 W/(mK)
Density: 800 - 2400 kg/m^3
Sound Reduction: 45 - 60 dB
Fire Classification: Class A
Moisture Resistance: Good
Compressive Strength: 5 - 60 MPa
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