MedO GM20 Extensive Substrate
Verified by manufacturer 4 months ago
BBA Agrément Certificate
Certificate type
Statement of compliance
Certificate type
An extensive substrate providing a suitable growing medium for a self-sustaining plant community consisting of pre-grown sedum plug plants or pre-grown sedum blankets.
Application
Sedum based green roofs using pre-grown sedum plugs or pre-grown sedum blanket. Install GM20 Extensive Substrate on either Radmat D25 or D40 drainage/reservoir board covered with G11 filter fleece in accordance with the Radmat specification.
Description
For compliance with Fire Regulations, Green Roof substrates must contain < 50% Organic Matter by volume. Please see STRI Certification for Radmat MedO Products.
Radmat GM20 Extensive Substrate provides a suitable growing medium for a self-sustaining plant community consisting of pre-grown sedum plug plants or pre-grown sedum blankets. Consisting of a blend of water retaining aggregates, crushed brick and organic material, all composted material is from sustainable sources and the crushed brick element is a by-product or a second from the brick manufacturing industry and contains no demolition waste. Compliant with GRO substrate guidelines.
General information
Color | Brown |
Finish | Natural |
Material | Mineral |
Shape | Formless |
Length | Bespoke |
Width | Bespoke |
Height | Bespoke |
Warranty description | 25 year |
Uniclass | |
CAWS | Q37/400 Vegetation blanket Q28/125 Green roof growing media system Q37/130 Extensive green roof |
Specification data - Green roof substrates
General requirements | Topsoil, growing medium, subsoil and preparation materials generally |
pH (range) | 7.8. |
Organic matter content | 38 g/ l. |
Percentage of material smaller than 0.063 mm in size (by mass) | 2.1%. |
Percentage of material greater than 4.0 mm in size (by mass) | 92.8%. |
Air content at maximum water holding capacity | 37.5%. |
Product Reference | MedO GM20 Extensive Substrate |
Sustainability data
Contains Red List materials | No |
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Material | Mineral |
Recyclability | 100 |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 100 % |
Third party certifications
BBA Agrément Certificate
15/5282-2 EshaFlex Total Green Roof Waterproofing System
Statement of compliance
MedO GM20 Extensive Substrate STRI Certificate
Literature
MedO Living Green Roof System Brochure
MedO GM20 Extensive Substrate Product Data Sheet
Case studies
Olympic Village, Stratford
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