Lightweight Soils

Extensive Green Roof Substrate

A blend of 10mm graded PAS 100 Compost blended with 8-14mm expanded clay lightweight aggregate and mulched wood fines. A substrate with a thickness of between 5-14cm , this blend is suitable for low maintenance extensive green roof applications and sedum planting due to its relative low organic content, high porosity and good particle distribution.

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MCM Extensive Roof Substrate

MCM, supplying your product, your way

MCM can provide Extensive Green Roof Substrate via the following methods:

Tipper or Grab Lorries

Standard Industry Bulk Bags

Articulated Lorries

Minimum Order

The standard MCM minimum order is 10 tonnes or 5 Multi-lift Bags.
If you require smaller deliveries, we will try our best to help – just give us a call to discuss on 0330 128 1030 or email

MCM Lightweight Roof Substrate Extensive

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