Used in situations where the roof is designed to be a ‘brown’ or ‘self populating’ roof and where diverse habitats may be required. The B1 mix contains brick and lightweight aircrete together with a blend of topsoil and sometimes organic compost if required

Often used in situations such as Wildflower Turf roofs where a slightly higher organic content may be preferred.

At Marsh Ventures we are able to supply a broad range of materials used in Green and Bio diverse brown roofs. We have a 10 acre facility where we hold bulk raw materials ready for despatch both in raw form or as a pre determined soil mix. We can offer…

Our roofing shingle is a clean natural material with a good visual impact, power-screened to industry standards. This is the optimum size for most ballasted flat roofs. Easy to spread, the material provides good insulation and drainage and is ideal to walk on during roof inspections.

40-60mm is power-screened to industry standards. This is a larger grade of flat roofing shingle suited to areas with higher gauge drainage systems or where higher wind loads are expected. Other grades of shingle are available. We hold 40-30 and 30-20 shingle as stock items and can screen other grades…