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Roof garden is a garden on top of a building for decorative benefit, architectural enhancement, provide food, temperature control, hydrological benefits, habitats or corridors for wildlife, and recreational opportunities. It is also an effective way to decrease the rate of global warming.

Roof garden is an alternate to replace the green area which disappear when the building is built. But creating the roof garden consume much of money and need more calculation for the roof construction. Fortunately, built the roof garden will decrease the electricity bill for the air cooler and also make the building looks good. It also provide food and even medical herb.

The roof garden can be used as poisonous gas neutralizer. Some of plants can neutralizing dangerous gas. For example, bamboo plants or palm can neutralizing formaldehyde gas. Daffodil also can neutralizing alcohol and acetone gas.

To built the roof garden, the construction of building’s roof must be support the burden of soil and the trees or plants. All of it will add dead load, wind load, and also additional water load on the building’s roof. Load calculations shall be in accordance to the plants to be grown and the activities to be carried out on the building’s roof.

Roof garden must have a drainage to prevent water leaks. The gravel, sand, and pumice layer must be added to makes the water easy to flowing. On the bottom of the drainage layer, geotextile added to hold the sand which can clog the discharge point.

Actually, roof garden is different from green roof. The roof garden intend to the decorative benefit, while the green roof intend to the temperature control.

Green Roof

Green Roof

Green Roof

Green Roof

Tags: Apartment, Architect, Building, Construction, design, exterior, Garden, Green roof, home, Roof garden, sisapiha,