2017EN ISO 10077-1:2017 Thermal performance of windows@ doors and shutters - Calculation of thermal transmittance - Part 1: General
2006EN ISO 10077-1:2006 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 1: General (ISO 10077-1:2006)
2000EN ISO 10077-1:2000 Thermal Performance of Windows, Doors and Shutters - Calculation of Thermal Transmittance - Part 1: Simplified Method ISO 10077-1:2000