Cedarlite specialises in tilt & turn/slide windows & doors and the ever popular bi-folding doors and windows. All of these have the advantage of timber extremely good insulative properties and unrivaled aesthetics. This system of joinery is now well established in both Europe and America, where the need for thermally efficient building materials is considered paramount. Traditionally buildings lose most of their heat through their windows. Cedarlite windows combined with double glazing makes for the most efficient thermal solution, protecting you from climatic extremes through both winter and summer.Cedarlite standard range of joinery Cedarlite have been producing for the last 20 years, we are proud to announce a new style of double glazed timber joinery using the latest European hardware and technology.All timber used by Cedarlite comes from sustainable forests with forest certification and chain of custody documents ensuring we are a responsible user of this wonderful resource.