Video Resources Time-Lapse showing daylight levels in LondonMake It Safe - What to look for in new blindsBBSA - What is a U-value_BBSA - The Effective Control of Light and GlareBBSA - Let's Keep the Heat In with Blinds and ShuttersBBSA - Keeping Commercial Buildings Cool with External ShadingBBSA - How the Sun Affects Us For more information call 020 7700 6000 or send an enquiry.