HYGROSCOPIC ROCK WOOL MAT

摘要

A hygroscopic rock wool mat for use as a plant unit for landscaping roofs and similar surfaces is so thin and light in weight per unit volume that it can be rolled up. The rock wool mat is precultivated with plants and landscaped to provide a finished product. Preferably the mat has a thickness of approximately 2 to 3.5 cm and a weight per unit volume of between 30 kg/m3 and 80kg/m3.