Building Supplies Online is an online store that specializes in providing building products. They are based in Banbury that provides you with DIY items under one roof. The company started operating in the year 2010 and the online store BSO was started in 2013. BSO soon emerged as one of the largest online retailers of building products. Wondering what makes Building Supplies Online so special? They offer 50,000 products online, which includes 3,000 fixings. It is a one-stop-shop that provides the UK’s largest range of Tools, Insulation, Bricks, Radiators, Plumbing, Boilers.