The unique WonderRIDGE universal dry ridge kit is suitable for concrete, clay and angled ridges. WonderRIDGE is quick and easy to install. WonderRIDGE is UV stable, water resistant and highly durable as well as lightweight, safe and easy to handle. This universal dry ridge kit complies with the newest British Standard BS8612. WonderRIDGE Box Components 1 x 6m ventilated ridge roll10 x Ridge brackets20 x Ridge union seals20 x 100mm stainless steel fixing screws and washers Features & Benefits Easy and quick installation, no special tools required Lightweight, safe and easy to handle (box weight 3kg) UV stable Water resistant Highly durable Complies with BS8612 for mechanical fixing Installation The universal WonderRIDGE 20 is suitable for concrete, clay and angled ridges. Can be installed in all weather conditions and is quick and easy to complete. Each box provides all the necessary components required for a 6m ridge.