Layers of Green Cover .
Drawing labels, details, and other text information extracted from the CAD file:
roof structure, oldroyd tp filter fleece, sedum plant rolls, roof soil, turf rolls, turfed roof, biodiverse planting obtained by planting or natural colonisation, roof substrate of varying depths, bba approved waterproof layer e.g. dryseal, hambleside danelaw, bba approved waterproof layer e.g. dryseal, hambleside danelaw