1. EN ISO 6946:2007 Building components and building elements—thermal resistance and thermal transmittance—calculation method.
2. ISO 8301:1991 Thermal insulation—determination of steady-state thermal resistance and related properties—heat flow meter apparatus.
3. ISO 8302:1991 Thermal insulation—determination of steady-state thermal resistance and related properties—guarded hot plate apparatus.
4. EN 12664:2001 Thermal performance of building materials and products—determination of thermal resistance by means of guarded hot plate and heat flow meter methods—dry and moist products of medium and low thermal resistance.
5. EN 12667:2001 Thermal performance of building materials and products—determination of thermal resistance by means of guarded hot plate and heat flow meter methods—products of high and medium thermal resistance.