Table of Contents

Foreword<br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Symbols and subscripts<br>5 Description of the method<br>6 Calculation of thermal transmittance<br>7 Test report<br>Annex A (normative) - Input and method selection data<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;sheet - Template<br>Annex B (informative) - Input and method selection data<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;sheet - Default choices<br>Annex C (normative) - Regional references in line with<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ISO Global Relevance Policy<br>Annex D (normative) - Internal and external surface<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;thermal resistances<br>Annex E (normative) - Thermal resistance of air spaces<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;between glazing and thermal transmittance of coupled,<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;double or triple glazing<br>Annex F (normative) - Thermal transmittance of frames<br>Annex G (normative) - Linear thermal transmittance of<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;frame/glazing junction and glazing bars<br>Annex H (normative) - Thermal transmittance of windows<br>Bibliography

Abstract

Describes methods for the calculation of the thermal transmittance of windows and pedestrian doors consisting of glazed and/or or opaque panels fitted in a frame, with and without shutters.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	British Standards Institution
Pages
ISBN
Committee	B/540
Supersedes	93/109705 DC : NOV 93 04/30113929 DC : DRAFT MAY 2004