Vol'fgang Ernst

The roof is an element of the structure, which should be most resistant to the effects of the environment: winds, precipitation, temperature changes, sunlight. And in the case when there is a desire to green the roof, you need to additionally take into account many factors: root growth, the effect of fertilizers on the elements of the roof, the need to care for plants. Wolfgang Ernst is a renowned German roofing researcher and practitioner, author of a series of books on roofing insulation....