What Is The R-Value Of A Green Roof?
What Is The R-Value Of A Green Roof? Dry growth material (the “soil” of the green roof, so to speak) has a low R-value (usually about 0.5/inch). Plants require water to flourish, thus, the green roof is intended to retain some moisture. The “R” stands for resistance, as in thermal resistance. So, when wet, its […]