![]() ![]() This polyester filter fabric protects the drainage layer from the soil and it will allow the water to drain. Rake the gravel and pumice until you have a uniform 2-inches thick layer. Spread gravel and pumice (equal quantities) over the concrete surface. The concrete layer will prevent the grass roots to grow through the plastic membrane. Using a trowel spread the concrete and cover the entire roof surface. Pour ½-inch of concrete layer over the plastic sheeting. How to Maintain a Shake Roof | How To Build A House () 4. If you have a pitched roof, use aluminum green build edging to maintain the layers of your grass roof.Įdge the entire perimeter around, with “L” part of the edging above the plastic membrane.Īttach the aluminum edging using roofing nails. You can tape the seams with fiberglass tape. The overlapping of two plastic sheeting must be at least 4-inches. To attach the membrane to the roof structure use asphalt mastic. This thick sheeting will be the grass roof waterproofing membrane. The first step is the covering of the house roof with plastic sheeting. Only a structural engineer can tell you if your roof is suitable for such work. Check the Roof Structureīefore starting the installation of such a roof, it is imperative that you ask the advice of a structural engineer. – Shale Expanded Slate Volcanic Pumice or Crushed Clay Tiles How to Install a Grass Roof 1. – Grass Seeds Top Soil Compost Mulch Gravel Pumice Drip Irrigation System – Trowel Paintbrush Wind Blanket Fiberglass Tape Roofing Nails – Concrete Aluminum Green Build Edging Plastic Sheeting Asphalt Mastic Polyester Filter Fabric Little water (only when not raining) is all that requires such a roof. In fact, from this point, a grass roof is similar to a regular lawn. If you install a good foundation for your grass seeds, the rest will be extremely easy. Photo by Turnbull Griffin Haesloop – Browse exterior home ideas With a grass roof your home is integrated in the environment. One of these benefits is a good insulation of your home, which makes heating and cooling expenses to decline significantly. Besides their outstanding appearance, grass roofs have many benefits. ![]()
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