Welcome to DWLG, your premium Door, Window, Lock & Glass Services for in and around the London, Surrey & Kent areas. Professional Carpenters, Locksmiths & Glaziers with over 25 years experience working in the Security Industry. We specialise in supplying and fitting various different types Doors & Windows for both Domestic & Commercial properties. Supplying Doors & Windows constructed from Timber, Aluminium, uPVC and Composite materials. Everything related to Doors & Windows.