Green Roof Tops

What is a green roof.

Green roof tops.

Because green roofs require professional design careful structural analysis and multiple layers and systems even extensive green roofs usually start at 8 per square foot significantly more expensive than the 1 25 per square foot for built up roofs burs source. New green roofs should be watered until the plants are established and it is important to weed green roofs several times a year to keep the plants healthy. Green roofs for healthy cities grhc is the north american industry association for the green roof and wall sectors. A green roof or living roof is a roof of a building that is partially or completely covered with vegetation and a growing medium planted over a waterproofing membrane it may also include additional layers such as a root barrier and drainage and irrigation systems.

Sedums have unique qualities making them most suitable plants for a low maintenance green roof. Green roofs have excellent noise attenuation especially for low frequency sounds. Stored water in their succulent leaves allows them to. The initial expense of green rooftops often turns away prospective clients.

Green roofs can increase a building s marketability. An extensive green roof can reduce sound from outside by 40 decibels while an intensive green roof can reduce sound by 46 50 decibels peck et al. Green roof tops sedum matting and modules come with enough nutrition for the first 12 months and our full after sales service can help and advise on future maintenance.