EN ISO 10077-1:2017
Current
Current
The latest, up-to-date edition.
Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 1: General (ISO 10077-1:2017, Corrected version 2020-02)
Published date
19-07-2017
Publisher
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European foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and subscripts
5 Description of the method
6 Calculation of thermal transmittance
7 Test report
Annex A (normative) - Input and method selection data
sheet - Template
Annex B (informative) - Input and method selection data
sheet - Default choices
Annex C (normative) - Regional references in line with
ISO Global Relevance Policy
Annex D (normative) - Internal and external surface
thermal resistances
Annex E (normative) - Thermal resistance of air spaces
between glazing and thermal transmittance of coupled,
double or triple glazing
Annex F (normative) - Thermal transmittance of frames
Annex G (normative) - Linear thermal transmittance of
frame/glazing junction and glazing bars
Annex H (normative) - Thermal transmittance of windows
Bibliography
ISO 10077-1:2017 specifies methods for the calculation of the thermal transmittance of windows and pedestrian doors consisting of glazed and/or opaque panels fitted in a frame, with and without shutters.
| Committee |
CEN/TC 89
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| DIN EN ISO 10077-1:2020-10 | Identical |
| DIN EN ISO 10077-1:2010-05 | Identical |
| I.S. EN ISO 10077-1:2017 | Identical |
| DIN EN ISO 10077-1:2016-10 (Draft) | Identical |
| ONORM EN ISO 10077-1 : 2018 | Identical |
| I.S. EN ISO 10077-1:2006 | Identical |
| ÖNORM EN ISO 10077-1:2020 11 01 | Identical |
| NBN EN ISO 10077-1 : 2006 COR 2009 | Identical |
| ISO 10077-1:2017 | Identical |
| NEN-EN-ISO 10077-1:2017 (Cor. 2020-05) | Identical |
| NS EN ISO 10077-1 : 2017 | Identical |
| DIN EN ISO 10077-1:2018-01 | Identical |
| BS EN ISO 10077-1:2017 | Equivalent |
| UNE-EN ISO 10077-1:2010 | Identical |
| BS EN ISO 10077-1:2017 | Identical |
| UNE-EN ISO 10077-1:2020 | Identical |
| I.S. EN ISO 10077-1:2017&LC:2020 | Identical |
| PREN ISO 13791 : DRAFT 2010 | THERMAL PERFORMANCE OF BUILDINGS - CALCULATION OF INTERNAL TEMPERATURES OF A ROOM IN SUMMER WITHOUT MECHANICAL COOLING - GENERAL CRITERIA AND VALIDATION PROCEDURES |
| 14/30302455 DC : 0 | BS EN 13659 - SHUTTERS AND EXTERNAL VENETIAN BLINDS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| 15/30325699 DC : 0 | BS EN ISO 52000-1 - ENERGY PERFORMANCE OF BUILDINGS - OVERARCHING EPB ASSESSMENT - PART 1: GENERAL FRAMEWORK AND PROCEDURES |
| I.S. EN ISO 13792:2012 | THERMAL PERFORMANCE OF BUILDINGS - CALCULATION OF INTERNAL TEMPERATURES OF A ROOM IN SUMMER WITHOUT MECHANICAL COOLING - SIMPLIFIED METHODS (ISO 13792:2012) |
| DIN EN 12428:2013-04 | Industrial, commercial and garage doors - Thermal transmittance - Requirements for the calculation |
| 10/30236365 DC : 0 | BS EN 12428 - INDUSTRIAL, COMMERCIAL AND GARAGE DOORS AND GATES - THERMAL TRANSMITTANCE - REQUIREMENTS FOR CLASSIFICATION |
| DIN EN 16855-1 E : 2017 | WALK-IN COLD ROOMS - DEFINITION, THERMAL INSULATION PERFORMANCE AND TEST METHODS - PART 1: PREFABRICATED COLD ROOM KITS |
| 10/30202116 DC : 0 | BS EN ISO 13791 - THERMAL PERFORMANCE OF BUILDINGS - CALCULATION OF INTERNAL TEMPERATURES OF A ROOM IN SUMMER WITHOUT MECHANICAL COOLING - GENERAL CRITERIA AND VALIDATION PROCEDURES |
| I.S. EN 12831:2003 | HEATING SYSTEMS IN BUILDINGS - METHOD FOR CALCULATION OF THE DESIGN HEAT LOAD |
| I.S. EN ISO 13791:2012 | THERMAL PERFORMANCE OF BUILDINGS - CALCULATION OF INTERNAL TEMPERATURES OF A ROOM IN SUMMER WITHOUT MECHANICAL COOLING - GENERAL CRITERIA AND VALIDATION PROCEDURES (ISO 13791:2012) |
| 99/104649 DC : DRAFT MAY 1999 | EN ISO 13790 - THERMAL PERFORMANCE OF BUILDINGS - CALCULATION OF ENERGY USE FOR HEATING |
| PREN 16855 : DRAFT 2015 | WALK-IN COLD ROOMS - DEFINITION, THERMAL INSULATION PERFORMANCE AND TEST METHODS - PART 1: PREFABRICATED COLD ROOM KITS |
| PD CEN/TR 12831-2:2017 | Energy performance of buildings. Method for calculation of the design heat load Explanation and justification of EN 12831-1, Module M3-3 |
| BS EN 13120 : 2009 | INTERNAL BLINDS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| DIN EN 13561:2015-08 | External blinds and awnings - Performance requirements including safety |
| BS EN 673:2011 | Glass in building. Determination of thermal transmittance (U value). Calculation method |
| BS EN 12831:2003 | Heating systems in buildings. Method for calculation of the design heat load |
| DIN EN 15603:2008-07 | ENERGY PERFORMANCE OF BUILDINGS - OVERALL ENERGY USE AND DEFINITION OF ENERGY RATINGS |
| DIN EN 13947:2007-03 | THERMAL PERFORMANCE OF CURTAIN WALLING - CALCULATION OF THERMAL TRANSMITTANCE |
| EN 12831:2003 | Heating systems in buildings - Method for calculation of the design heat load |
| EN 12831-1:2017 | Energy performance of buildings - Method for calculation of the design heat load - Part 1: Space heating load, Module M3-3 |
| DIN EN 12831-1:2017-09 | ENERGY PERFORMANCE OF BUILDINGS - METHOD FOR CALCULATION OF THE DESIGN HEAT LOAD - PART 1: SPACE HEATING LOAD, MODULE M3-3 |
| 11/30241848 DC : 0 | BS EN 13561 - EXTERNAL BLINDS AND AWNINGS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| I.S. EN 15255:2007 | ENERGY PERFORMANCE OF BUILDINGS - SENSIBLE ROOM COOLING LOAD CALCULATION - GENERAL CRITERIA AND VALIDATION PROCEDURES |
| 14/30302452 DC : 0 | BS EN 13561 - EXTERNAL BLINDS AND AWNINGS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| PREN 14351-2 : DRAFT 2014 | WINDOWS AND DOORS - PRODUCT STANDARD, PERFORMANCE CHARACTERISTICS - PART 2: INTERNAL PEDESTRIAN DOORSETS WITHOUT RESISTANCE TO FIRE AND /OR SMOKE LEAKAGE CHARACTERISTICS |
| CEN/TR 12831-2:2017 | Energy performance of buildings - Method for calculation of the design heat load - Part 2: Explanation and justification of EN 12831-1, Module M3-3 |
| 09/30196724 DC : 0 | BS ISO 18292 - ENERGY PERFORMANCE OF FENESTRATION SYSTEMS - CALCULATION PROCEDURE |
| S.R. CEN/TR 12831-2:2017 | ENERGY PERFORMANCE OF BUILDINGS - METHOD FOR CALCULATION OF THE DESIGN HEAT LOAD - PART 2: EXPLANATION AND JUSTIFICATION OF EN 12831-1, MODULE M3-3 |
| 14/30297827 DC : 0 | BS EN 14351-2 - WINDOWS AND DOORS - PRODUCT STANDARD, PERFORMANCE CHARACTERISTICS - PART 2: INTERNAL PEDESTRIAN DOORSETS WITHOUT RESISTANCE TO FIRE AND /OR SMOKE LEAKAGE CHARACTERISTICS |
| I.S. EN 12831-1:2017 | ENERGY PERFORMANCE OF BUILDINGS - METHOD FOR CALCULATION OF THE DESIGN HEAT LOAD - PART 1: SPACE HEATING LOAD, MODULE M3-3 |
| PREN 13659 : DRAFT 2014 | SHUTTERS AND EXTERNAL VENETIAN BLINDS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| BS EN 16361 : 2013 | POWER OPERATED PEDESTRIAN DOORS - PRODUCT STANDARD, PERFORMANCE CHARACTERISTICS - PEDESTRIAN DOORSETS, OTHER THAN SWING TYPE, INITIALLY DESIGNED FOR INSTALLATION WITH POWER OPERATION |
| I.S. EN 16361:2013 | POWER OPERATED PEDESTRIAN DOORS - PRODUCT STANDARD, PERFORMANCE CHARACTERISTICS - PEDESTRIAN DOORSETS, OTHER THAN SWING TYPE, INITIALLY DESIGNED FOR INSTALLATION WITH POWER OPERATION |
| DIN EN 15255:2007-11 | ENERGY PERFORMANCE OF BUILDINGS - SENSIBLE ROOM COOLING LOAD CALCULATION - GENERAL CRITERIA AND VALIDATION PROCEDURES |
| BS EN ISO 13792:2012 | Thermal performance of buildings. Calculation of internal temperatures of a room in summer without mechanical cooling. Simplified methods |
| BS EN 675:2011 | Glass in building. Determination of thermal transmittance (U value). Heat flow meter method |
| I.S. EN 14351-1:2006 | WINDOWS AND DOORS - PRODUCT STANDARD, PERFORMANCE CHARACTERISTICS - PART 1: WINDOWS AND EXTERNAL PEDESTRIAN DOORSETS WITHOUT RESISTANCE TO FIRE AND/OR SMOKE LEAKAGE CHARACTERISTICS |
| I.S. EN 12428:2013 | INDUSTRIAL, COMMERCIAL AND GARAGE DOORS - THERMAL TRANSMITTANCE - REQUIREMENTS FOR THE CALCULATION |
| I.S. EN 13659:2015 | SHUTTERS AND EXTERNAL VENETIAN BLINDS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| I.S. EN 673:2011 | GLASS IN BUILDING - DETERMINATION OF THERMAL TRANSMITTANCE (U VALUE) - CALCULATION METHOD |
| I.S. EN 675:2011 | GLASS IN BUILDING - DETERMINATION OF THERMAL TRANSMITTANCE (U VALUE) - HEAT FLOW METER METHOD |
| I.S. EN 674:2011 | GLASS IN BUILDING - DETERMINATION OF THERMAL TRANSMITTANCE (U VALUE) - GUARDED HOT PLATE METHOD |
| I.S. EN 13120:2009 | INTERNAL BLINDS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| I.S. EN 13561:2015 | EXTERNAL BLINDS AND AWNINGS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| DIN EN 16855-1:2017-05 | WALK-IN COLD ROOMS - DEFINITION, THERMAL INSULATION PERFORMANCE AND TEST METHODS - PART 1: PREFABRICATED COLD ROOM KITS |
| 15/30320130 DC : 0 | BS EN 16855 - WALK-IN COLD ROOMS - DEFINITION, THERMAL INSULATION PERFORMANCE AND TEST METHODS - PART 1: PREFABRICATED COLD ROOM KITS |
| 11/30253413 DC : 0 | BS EN 16361 - POWER OPERATED PEDESTRIAN DOORS - PRODUCT STANDARD, PERFORMANCE CHARACTERISTICS - PEDESTRIAN DOOR SETS, OTHER THAN SWING TYPE, INITIALLY DESIGNED FOR INSTALLATION WITH POWER OPERATION WITHOUT RESISTANCE TO FIRE AND SMOKE LEAKAGE CHARACTERISTICS |
| BS EN 12831-1:2017 | Energy performance of buildings. Method for calculation of the design heat load Space heating load, Module M3-3 |
| PREN 12428 : DRAFT 2010 | INDUSTRIAL, COMMERCIAL AND GARAGE DOORS AND GATES - THERMAL TRANSMITTANCE - REQUIREMENTS FOR CLASSIFICATION |
| 00/106948 DC : DRAFT OCT 2000 | PREN 13947 - THERMAL PERFORMANCE OF CURTAIN WALLING - CALCULATION OF THERMAL TRANSMITTANCE |
| BS EN 15603:2008 | Energy performance of buildings. Overall energy use and definition of energy ratings |
| CEN/TR 15615:2008 | Explanation of the general relationship between various European standards and the Energy Performance of Buildings Directive (EPBD) - Umbrella Document |
| PREN ISO 13792 : DRAFT 2010 | THERMAL PERFORMANCE OF BUILDINGS - CALCULATION OF INTERNAL TEMPERATURES OF A ROOM IN SUMMER WITHOUT MECHANICAL COOLING - SIMPLIFIED METHODS |
| I.S. EN 16855-1:2017 | WALK-IN COLD ROOMS - DEFINITION, THERMAL INSULATION PERFORMANCE AND TEST METHODS - PART 1: PREFABRICATED COLD ROOM KITS |
| DIN EN 13120:2014-09 | INTERNAL BLINDS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| DIN EN 673:2011-04 | Glass in building - Determination of thermal transmittance (U value) - Calculation method |
| DIN EN 675:2011-09 | Glass in building - Determination of thermal transmittance (U value) - Heat flow meter method |
| EN 673:2011 | Glass in building - Determination of thermal transmittance (U value) - Calculation method |
| DIN EN 674:2011-09 | Glass in building - Determination of thermal transmittance (U value) - Guarded hot plate method |
| 14/30309932 DC : 0 | BS EN 12831-1 - HEATING SYSTEMS AND WATER BASED COOLING SYSTEMS IN BUILDINGS - METHOD FOR CALCULATION OF THE DESIGN HEAT LOAD - PART 1: SPACE HEATING LOAD |
| 06/30149044 DC : DRAFT APR 2006 | EN 13947 - THERMAL PERFORMANCE OF CURTAIN WALLING - CALCULATION OF THERMAL TRANSMITTANCE |
| 11/30241851 DC : 0 | BS EN 13659 - SHUTTERS AND EXTERNAL VENETIAN BLINDS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| 12/30237838 DC : 0 | BS ISO 16343 - ENERGY PERFORMANCE OF BUILDINGS - METHODS FOR EXPRESSING ENERGY PERFORMANCE AND FOR ENERGY CERTIFICATION OF BUILDINGS |
| PREN 13031-1 : DRAFT 2017 | GREENHOUSES - DESIGN AND CONSTRUCTION - PART 1: COMMERCIAL PRODUCTION GREENHOUSES |
| BS EN 13947:2006 | Thermal performance of curtain walling. Calculation of thermal transmittance |
| BS EN 674:2011 | Glass in building. Determination of thermal transmittance (U value). Guarded hot plate method |
| BS EN 14351-1 : 2006 | WINDOWS AND DOORS - PRODUCT STANDARD, PERFORMANCE CHARACTERISTICS - PART 1: WINDOWS AND EXTERNAL PEDESTRIAN DOORSETS |
| BS EN 13561:2015 | External blinds and awnings. Performance requirements including safety |
| BS EN 15255:2007 | Energy performance of buildings. Sensible room cooling load calculation. General criteria and validation procedures |
| EN 13947:2006 | Thermal performance of curtain walling - Calculation of thermal transmittance |
| EN ISO 13792:2012 | Thermal performance of buildings - Calculation of internal temperatures of a room in summer without mechanical cooling - Simplified methods (ISO 13792:2012) |
| EN ISO 13791:2012 | Thermal performance of buildings - Calculation of internal temperatures of a room in summer without mechanical cooling - General criteria and validation procedures (ISO 13791:2012) |
| EN 14351-1:2006+A2:2016 | Windows and doors - Product standard, performance characteristics - Part 1: Windows and external pedestrian doorsets |
| EN 13659:2015 | Shutters and external venetian blinds - Performance requirements including safety |
| EN 15603:2008 | Energy performance of buildings - Overall energy use and definition of energy ratings |
| EN 16855-1:2017 | Walk-in cold rooms - Definition, thermal insulation performance and test methods - Part 1: Prefabricated cold room kits |
| EN 674:2011 | Glass in building - Determination of thermal transmittance (U value) - Guarded hot plate method |
| EN 16361:2013+A1:2016 | Power operated pedestrian doors - Product standard, performance characteristics - Pedestrian doorsets, other than swing type, initially designed for installation with power operation |
| EN 15255:2007 | Energy performance of buildings - Sensible room cooling load calculation - General criteria and validation procedures |
| EN 675:2011 | Glass in building - Determination of thermal transmittance (U value) - Heat flow meter method |
| 12/30237844 DC : 0 | BS ISO 16346 - ENERGY PERFORMANCE OF BUILDINGS - ASSESSMENT OF OVERALL ENERGY PERFORMANCE |
| I.S. EN 13947:2006 | THERMAL PERFORMANCE OF CURTAIN WALLING - CALCULATION OF THERMAL TRANSMITTANCE |
| 17/30354084 DC : 0 | BS EN 16855-2 - WALK-IN COLD ROOMS - DEFINITION, THERMAL INSULATION PERFORMANCE AND TEST METHODS - PART 2: CUSTOMIZED COLD ROOMS |
| PD CEN/TR 15615:2008 | Explanation of the general relationship between various CEN standards and the Energy Performance of Buildings Directive (EPBD). Umbrella document |
| BS EN 16855-1:2017 | Walk-in cold rooms. Definition, thermal insulation performance and test methods Prefabricated cold room kits |
| DIN EN 16855-1:2015-06 (Draft) | WALK-IN COLD ROOMS - DEFINITION, THERMAL INSULATION PERFORMANCE AND TEST METHODS - PART 1: PREFABRICATED COLD ROOM KITS |
| 10/30202119 DC : 0 | BS EN ISO 13792 - THERMAL PERFORMANCE OF BUILDINGS - CALCULATION OF INTERNAL TEMPERATURES OF A ROOM IN SUMMER WITHOUT MECHANICAL COOLING - SIMPLIFIED METHODS |
| PREN 13561 : DRAFT 2014 | EXTERNAL BLINDS AND AWNINGS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| 17/30354665 DC : 0 | BS EN 13031-1 - GREENHOUSES - DESIGN AND CONSTRUCTION - PART 1: COMMERCIAL PRODUCTION GREENHOUSES |
| I.S. EN 15603:2008 | ENERGY PERFORMANCE OF BUILDINGS - OVERALL ENERGY USE AND DEFINITION OF ENERGY RATINGS |
| BS EN 13120:2009+A1:2014 | Internal blinds. Performance requirements including safety |
| DIN EN 13659:2015-07 | SHUTTERS AND EXTERNAL VENETIAN BLINDS - PERFORMANCE REQUIREMENTS INCLUDING SAFETY |
| BS EN 12428:2013 | Industrial, commercial and garage doors. Thermal transmittance. Requirements for the calculation |
| BS EN 13659:2015 | Shutters and external venetian blinds. Performance requirements including safety |
| ISO 13792:2012 | Thermal performance of buildings — Calculation of internal temperatures of a room in summer without mechanical cooling — Simplified methods |
| BS EN 13125:2001 | Shutters and blinds. Additional thermal resistance. Allocation of a class of air permeability to a product |
| EN 12428:2013 | Industrial, commercial and garage doors - Thermal transmittance - Requirements for the calculation |
| DIN EN ISO 13791:2012-08 | THERMAL PERFORMANCE OF BUILDINGS - CALCULATION OF INTERNAL TEMPERATURES OF A ROOM IN SUMMER WITHOUT MECHANICAL COOLING - GENERAL CRITERIA AND VALIDATION PROCEDURES (ISO 13791:2012) |
| EN 13125:2001 | Shutters and blinds - Additional thermal resistance - Allocation of a class of air permeability to a product |
| UNE-EN 13947:2011 | Thermal performance of curtain walling - Calculation of thermal transmittance |
| I.S. EN 13120:2009+A1:2014 | Internal blinds - Performance requirements including safety |
| I.S. EN 13120:2009+A1:2014&NF&AC:2015 | Internal blinds - Performance requirements including safety |
| UNE-EN 14351-1:2006 | Windows and doors - Product standard, performance characteristics - Part 1: Windows and external pedestrian doorsets without resistance to fire and/or smoke leakage characteristics |
| UNE-EN 16361:2014 | Power operated pedestrian doors - Product standard, performance characteristics - Pedestrian doorsets, other than swing type, initially designed for installation with power operation without resistance to fire and smoke leakage characteristics |
| UNE-EN ISO 13791:2013 | Thermal performance of buildings - Calculation of internal temperatures of a room in summer without mechanical cooling - General criteria and validation procedures (ISO 13791:2012) |
| UNE-EN 673:2011 | Glass in building - Determination of thermal transmittance (U value) - Calculation method |
| UNE-EN 13659:2016 | Shutters and external venetian blinds - Performance requirements including safety |
| UNE-EN ISO 13792:2013 | Thermal performance of buildings - Calculation of internal temperatures of a room in summer without mechanical cooling - Simplified methods (ISO 13792:2012) |
| 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 |
| CEN/TS 16629:2014 | Energy Performance of Buildings - Detailed Technical Rules for the set of EPB-standards |
| ISO 10211:2017 | Thermal bridges in building construction — Heat flows and surface temperatures — Detailed calculations |
| ISO 10293:1997 | Glass in building — Determination of steady-state U values (thermal transmittance) of multiple glazing — Heat flow meter method |
| EN 673:2011 | Glass in building - Determination of thermal transmittance (U value) - Calculation method |
| CEN/TS 16628:2014 | Energy Performance of Buildings - Basic Principles for the set of EPB standards |
| ISO 52000-1:2017 | Energy performance of buildings — Overarching EPB assessment — Part 1: General framework and procedures |
| ISO 10077-2:2017 | Thermal performance of windows, doors and shutters — Calculation of thermal transmittance — Part 2: Numerical method for frames |
| EN 13659:2015 | Shutters and external venetian blinds - Performance requirements including safety |
| ISO 10291:1994 | Glass in building — Determination of steady-state U values (thermal transmittance) of multiple glazing — Guarded hot plate method |
| ISO 8302:1991 | Thermal insulation — Determination of steady-state thermal resistance and related properties — Guarded hot plate apparatus |
| ISO 8301:1991 | Thermal insulation — Determination of steady-state thermal resistance and related properties — Heat flow meter apparatus |
| ISO 12567-2:2005 | Thermal performance of windows and doors — Determination of thermal transmittance by hot box method — Part 2: Roof windows and other projecting windows |
| EN 12412-2:2003 | Thermal performance of windows, doors and shutters - Determination of thermal transmittance by hot box method - Part 2: Frames |
| EN 13125:2001 | Shutters and blinds - Additional thermal resistance - Allocation of a class of air permeability to a product |
| EN 674:2011 | Glass in building - Determination of thermal transmittance (U value) - Guarded hot plate method |
| 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 |
| ISO 10456:2007 | Building materials and products — Hygrothermal properties — Tabulated design values and procedures for determining declared and design thermal values |
| EN 675:2011 | Glass in building - Determination of thermal transmittance (U value) - Heat flow meter method |
| ISO/TR 52000-2:2017 | Energy performance of buildings — Overarching EPB assessment — Part 2: Explanation and justification of ISO 52000-1 |
| ISO 6946:2017 | Building components and building elements — Thermal resistance and thermal transmittance — Calculation methods |
| ISO/TR 52022-2:2017 | Energy performance of buildings — Thermal, solar and daylight properties of building components and elements — Part 2: Explanation and justification |
| ISO 7345:1987 | Thermal insulation — Physical quantities and definitions |
| ISO 10292:1994 | Glass in building — Calculation of steady-state U values (thermal transmittance) of multiple glazing |
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