So who are Masterframe Windows Ltd? A family owned business with just over 50 valued employees, truly specialised, making just one product, sliding, box sash windows. We don’t fit anything ourselves, we just make sash windows for others to install. Our clients include new build and property developers, builders, housing associations and hundreds of local window installation companies. Projects include Peabody Trust Estates, Barking Town Hall, the Clubhouse at Royal Troon Golf Club, Amhurst Park Estate, Bourneville Trust properties and many prestigious schools. Formed in 1988, we do what’s right, we stand by our commitments, we treat others how we'd like to be treated ourselves. In return we’re rewarded with long term loyalty which is far more important than short term gains. Employees share our attention to detail, our passion to make the finest alternative, to timber sash windows. Careful attention to detail, recreating original features of traditional sash windows, sets our products apart from cheaper alternative. Designing, making and incorporating numerous special components to ensure products are authentic, especially in product design, performance and styling. We never forget customers have choices and don't have to buy our products, so we welcome every opportunity to exceed expectations. Additionally for the past 20 years we have built a network of local trusted installation partners through our Master Installers network, who provide quality installation services. They install products with the same degree of care and attention, as we do in our manufacturing process. We have numerous industry "firsts" twice winners of Fabricator of the year, customer care, energy efficiency awards etc. Our 48 page Guide to conservation areas, together with our exclusive TIMBERWELD® process means you can be certain that we’ll be able to assist you obtaining approval for window installations in most situations. We welcome the opportunity to be of service