Suitable for use on inverted roofs.
Green roof drainage board.
We also offer grufekit tiles in sedum wildflower and sedum mix and brown wildflower this system is great for diy and for existing.
Diadrain 25h dp drainage board perforated on both sides.
Plastic drainage layers may be rigid open mesh structures that allow unrestricted drainage of water or they may have a cup style egg carton design that enables water to be stored at the base of the profile see image below.
Used within schemes where the growing medium is of sufficient depth to negate the need for additional water storage for the vegetation.
An intensive green roof will offer the widest possible variety in planting and landscaping choices.
The boards are molded to allow for installation with the reservoirs on the upper face for high water retention.
Depending on regional precipitation rates and the water retention goals for your specific project green roof solutions has a full range of products to meet your needs.
Buy green roof materials from substrate and sedum to drainage board as well as our modular grufekit tiles systems.
Paralon membranes will retain their root repellent characteristics for the lifespan of the roof system.
Grs drainage products typically fit into a green roof system above the grs root barrier and below the grs filter fabric.
The urbanscape eps drainage system is a drainage and reservoir board made out of eps and specifically designed for green roofs.
Our green roof partners app diadem supply a wide range of drainage boards to suit even the most challenging planting schemes.
Diadrain 25h flow delay retention board.
Optigrün drainage and storage board fkd 25 for use on extensive green roofs with a single or multi layer construction and under path surfaces can be walked on with 60 mm substructure.
Diadrain 25hf m flame resistant flow delay retention board.
Drainage and storage board fkd 25.
On modern lightweight green roofs plastic drainage sheets or boards are the preferred drainage materials.
Our own uk green roofing system is a blend of high quality substrate soil drainage board and sedum or wildflower blankets.
A new resource is available a protected membrane roof pmr planning guide representing more than 50 years of proven assembly experience across the globe and 35 years of hydrotech s industry knowledge the guide strives to educate architects engineers general contractors and other design professionals on the key benefits of a protected membrane roof compared to a conventional roof.