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Mineral wool

Mineral wool

Fire-safe thermal insulation.

12 $/m² average price in United States

About the material

Mineral wool is a fibrous board that insulates against heat and noise and does not burn. It is fitted between studs and behind cladding to keep walls warm and quiet.

Where it is used

Insulating walls, roofs and facades of houses and bathhouses.

Technical specifications

Thermal conductivity0.04 W/(m·K)
Density50 kg/m³
Water absorption1.5 %
Vapour permeability0.49 mg/(m·h·Pa)
CombustibilityNon-combustible

Typical reference values (SP 50.13330 / GOST); the actual figures depend on the manufacturer and grade.