Green Roof Pond Liner
We then mixed compost with pro gro a municipal soil conditioner from green waste and laid it on the roof.
Green roof pond liner. This website based guide builds on the material and information in our original pdf the diy guide to green living roofs which we published in 2008. It is obviously important not to incorporate any stones into the mix and risk damaging the membrane. Pond skins liner is ideal for small ponds. Greenseal epdm pond liners are a popular alternative to butyl ponds liners 0 75mm greenseal epdm pond liners comes with a lifetime guarantee.
Pond liner a pond begins with the liner so we developed a pond begins with the liner so we developed a lightweight liner that is ultra durable and easier to handle. Click here to send us a box welded greenseal liner enquiry. Our engineers designed a liner that weighs 30 less than ordinary 20 mil pvc but is just as strong and flexible. Our butyl rubber has an expected lifetime of 40 years or more.
A variety of plants that grow well in a soil depth of five to seven inches are good to use including certain perennials ornamental grasses herbs shrubs and sedums. This is the method john used on his first green roof on his own house. Homepage butyl products ltd group welcome to butyl products. The walter segal method of waterproofing for self build uses a pond liner material.
This green roof can be described as a combination of an extensive and intensive roof and therefore is also called a hybrid roof. Roll out pond liner number 1 taking care to tuck it under any leading you ve got at the edge of the roof so rain water comes off any walls hits the lead and then goes inside rather than under the pond liner 3. 1 fit the frame used to retain the green roof components 2 install the epdm roof membrane as described in our training section 3 lay a sheet of geotextile fleece over the epdm to protect the membrane and retain moisture 4 install a drainage layer using either rounded washed pebbles not pea gravel or profiled troughs to help drainage and retain sufficient moisture 5 fit another geotextile membrane or similar rot resistant hi tensile membrane to retain soil and to avoid drainage layer. Once pond liner 1 is rolled out cut off any spare making sure you ve left a good 5 inch lip around the edge of the entire area 4.
Our experience over the years is that a lightweight pondliner is sufficient for a small scale green roof. Once the pond liner was in place new fascia boards were placed around the front and sides for finishing and to hold the liner in place.