Rooflighting Best Practice Quickguide 03 Understanding rooflight U-values
Publication Year
2018
Document Status
Withdrawn
Abstract
The calculation of Ud-values, and U-values for flat, 'in-plane' and 'out-of-plane' rooflights; to meet Building Regulation requirements.
Document History
Superseded by the 2021 edition. To be read alongside Technical Document NTD02 Assessment of thermal performance of out-of-plane rooflights (NARM, 2010).
Publisher Information
National Association of Rooflight Manufacturers
Developing standards and codes of practice in the provision of natural light in built environments, NARM represents UK designers and manufacturers of rooflights from polycarbonate domes and barrel vaults, to GRP factory rooflights and structural glass skylights and atria. Now known as The Rooflight Association.
43 Clare Croft
Middleton
Milton Keynes
NARM
UK
Website: http://www.narm.org.uk/
Email: info@narm.org.uk
Tel: +44 (0)161 224 7477