Denis Windows

Denis Windows are based in Enfield and provide brilliant installations in the surrounding areas. Their team of professional installers will ensure your sliding sash windows are fitted seamlessly into your home. You can expect a friendly and helpful service when you choose Denis Windows for your next home improvement project. They specialise in completing a range of projects, from complex commercial projects to residential refurbishments in both uPVC and Aluminium. Their service doesn’t stop at supply and installation, Denis Windows offer a complete service: surveying, specifying, designing and installing by their expert team. The only difference you will see in your home is your upgraded windows, they won’t leave your site messy or unfinished.

Denis Windows are accredited with FENSA and have worked with Quickslide for a number of years to install our products. This means the installation work will meet government building regulations, are energy efficient, and have been registered with the local council. From the minute they’re installed, your windows are covered by their guarantee, and they will replace your products free of charge if they develop a fault, or simply repair when necessary. When you choose Denis Windows, you can expect an excellent installation at great value for money.