General description Onduline Ridge Green is a 1m x 420mm x 3mm bitumen corrugated roofing ridge, designed for a variety of roofing applications. It is an ideal choice for sheds, garages, garden outbuildings, and agricultural buildings. This ridge effectively seals the apex of your roof where the bitumen sheets meet, enhancing the weatherproofing and aesthetic appeal of your structure. Technical specifications Dimensions: 1m x 420mm x 3mm Thickness: 3mm Available colors: Black, Green, Red, Brown, Grey Usage Completes the top of your structure Improves waterproof capabilities and prevents leaks Lightweight design for easy installation