made of deep-drawn RC polyolefin (mainly PE), height 40 mm, bitumen-resistant, with water storage troughs, diffusion openings and channel system on the underside, compressive strength approx. 135 kN/m², filling volume approx. 17 l/m², surface mass approx. 2.1 kg/m², water drainage capacity tested according to DIN EN ISO 12958: at 1% gradient - approx. 1.5 l/s*m, at 2% gradient - approx. 2.1 l/s*m, with CE marking as part of the "kit for green roofs" according to ETA No. 13/0668, supply, cut to size and lay in strips between the standing seams of the metal roof according to the manufacturer's instructions.

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