Roof Drain Green Roof

The drainage mat must flow directly to the drain and the drain enclosure must be a secondary drainage path to maintain proper drainage of the green roof.

Roof drain green roof. The drainage layer has an important role to play in the total system structure of a green roof. The roof is likely to consist of an impermeable layer a susbstrate or growing medium and a drainage layer although not all green roofs require a drainage layer. Our flexible adaptable components can be configured to meet even the most challenging custom green roof specifications. Enclosing a drain in perforated stainless steel will prevent the drain from operating properly and very quickly due to the s s plugging with green roof debris.

Watts unique designs are engineered to accommodate the fast emerging and often shifting requirements for green roof drainage. During a dry period the water stored can be reabsorbed by the vegetation layer above. Body material cast iron fabricated stainless steel polymer stainless steel flange size 15 lean construction products lean. Green roof drains green roof drains.

Green roofs comprise a multi layered system that covers the roof of a building or podium structure with vegetation cover landscaping. A function of the drain layer is the application of a root resistant filter fabric. It forms an extremely stable and pressure resistant sub base and sometimes serves as an additional thermal air layer. It buffers water and allows excess water to drain away.

The drainage also contributes to good aeration of the plant roots. The green roof solutions drainage conduit is a stainless steel channel for use with the aggredrain system.