Grass Roof Construction

Used over a whole roof a green roof will be the single overriding design influence on the house as well as impacting on the construction right down to the foundations.

Grass roof construction.

This thick sheeting will be the grass roof waterproofing membrane. The turf is then laid over this drainage layer. I liked the idea of having a bit more greenery in the property we live. To attach the membrane to the roof structure use asphalt mastic.

Bitumen roofing felt is nailed to the sarking and a dimpled cavity drainage membrane is laid over the top dimples face down to form a drainage layer. While redeveloping our house we decided to install a living roof on our kitchen roof why you ask. The overlapping of two plastic sheeting must be at least 4 inches. Make a normal flat or sloped roof into a beautiful living garden.

The first step is the covering of the house roof with plastic sheeting. It replaces the ecology the new house sits upon thereby replacing the habitat that a house takes away. A green roof is in ecological terms a great and simple thing to do. Extensive green roofs normally have an attractive low layer of vegetation around 80 100mm high such as grass moss sedum or small flowers.

The stud construction of the typical frame structure for instance doesn t lend itself to sod roofing but log cabins and buildings of post and beam design are especially well suited for such a. If you are using sedum blankets then you don t require any additional growing medium or soil.