It looks like a rolled up blanket.
Green roof water retention mat.
A filter fabric layer on top should separate the aggredrain from the growing media.
Xf drainage mats are engineered to divert excess water from the green roof quickly for healthy plant growth.
This picture shows water retention matting just before kev to installed it on to this green roof in london.
Water storage mat can be used under low slope green roofs to enhance water retention and provide uniform water distribution.
Protection mats are used to protect against mechanical damage and damage during construction and as a base under rigid drainage products and green roof trays.
Moisture retention and protection mat for extensive green roofs and ballasted roofs.
Ccw miradrain gr9400 is a high capacity retention drainage composite with a three dimensional high impact polypropylene core for use on horizontal green roof.
Tremdrain gs drainage mats consist of a perforated polystyrene core with fabrics attached to both sides.
Protection mats can also be used above the drainage system to retain stormwater.
The green roof solutions drainage conduit is a stainless steel channel for use with the aggredrain system.
Kev will simply unroll the water retention fleece and use a stanley knife to cut it to the same size as the roof.
Green roof systems of this type are drained by a multi layer fabric mat called a drainage mat that combines soil separation drainage and protection functions.
The mrm is also a popular choice for fleece based living or green wall systems.
Made of recycled non rotting polyester fibers for water and nutrient retention as well as a protection layer.
The highly retentive qualities of this fabric provide a slow evaporative release of moisture for green roof plants from deep in the green roof system.
The 6 slotted triangle shape is used beneath the aggredrain layer and allows for water to flow freely.
Aggredrain is most commonly used at a 1 minimum depth over a moisture retention mat grs mrm 14 or grs mrm 30.
Allows rainwater to water vegetation in green roofs without waterlogging the plant xf is highly permeable geo composites that combine drainage filter aeration and water retention functions in one product.
Bitumen resistant biologically and chemically neutral heat resistant.
Ccw offers a wide variety of vegetation options for green roof systems.
Green roof solutions moisture retention mat mrm protects the waterproofing membrane and holds moisture beneath the drainage layer in green roof systems.
Since three layers of water storage mat will retain approximately one inch of rainfall it can also be covered with a gravel ballast to create non vegetated roofs that reduce and delay stormwater runoff blue roofs.
Reinforced sheet membrane and hot applied liquid waterproofing system.
