Roof Drains For Green Roofs

Zurn manufactures a line of green roof drains featuring customizable enclosures to align with the green roof surface.

Roof drains for green roofs.

However its water storage and drainage capacity is limited so it is primarily used for sloped roofs not suitable for drainage type p or type g. For flat or nearly flat roofs primary drains are located at the lowest point of the roof. The drainage also contributes to good aeration of the plant roots. Z110 green roof drains are available with enclosure heights ranging from 5 to 18 or as specified.

Intensive extensive greenroofs. 1901 green roof planter drain overflow standpipe 15 1 4 diameter drain with standpipe and 5 8 orifice to meter rainwater. J drain can be used on all your greenroof applications. Flow of water into them is promoted by positive drainage.

It buffers water and allows excess water to drain away. Compared with green roofs systems using drainage plates or granular drainage this system is the fastest to install and creates the thinnest and lightest green roof assembly. Why is drainage important. Intensive layered green roof intensive green roofs have a deeper soil depth therefore the roof drain enclosure height is typically 12 or more.

See the full list of features. During a dry period the water stored can be reabsorbed by the vegetation layer above. Flat sloped roofs. Intensive roof specialized green roof drains 1900 green roof main area drain with standpipe 15 1 4 diameter drain with perforated standpipe.

Each vegetation green roof modules contains a complete hierarchy of green roof systems including drainage rain retention filtration growth media and plants. Planted hardscaped areas. Green roof solutions gr32 and gr52 drainage panels come in 24 x 24 interlocking squares constructed of 100 recycled high density polypropylene hdpp. Goal is to manufacture supply and promote the most efficient high quality green roofing drain components and technology to our community.

Use in non pedestrian areas of green roof systems. The drainage layer has an important role to play in the total system structure of a green roof. Z110 green roof drain shown with 18 height for intensive green roofing applications. Green roof trays is simple in design easy to install and uses our standard green roof planting method for roof maintenance and repair.

It should also be light weight resistant to decomposition and compression and physically and chemically stable. Secondary overflow drains are located at a higher point on the roof. Green roof growing medium is composed of mineral aggregates and only a small amount of organic material. It should have good consistent drainage and aeration with a structure that enables it to hold water.