Perfect fit blinds are Hidden blinds fitted against the glass of upvc window and doors , choose Perfect Fit Blinds a unique fitting system developed by Louvolite that requires NO drilling or screwing into your window frame. Quick and easy to install, stylish and contemporary in appearance, choose Perfect Fit to complement your venetian, Roller  and pleated blinds for that extra finishing touch. Perfect Fit is the most attractive and innovative window blind available on the market today as is one of the most popular choices for conservatory windows. The system is unique because the window blind fits neatly into a stylish frame, which moves together with the windows and doors when they are opened and closed giving you the perfect combination of shade and ventilation.