The main reason for This is often termite defense. Stucco that may be applied around a Wooden frame wall need to have a separator sheet driving the metal wire mesh that functions for a The bottom for stucco application and the wall underneath. Stucco alone is just not a https://www.termitehq.com/stucco-termites-how-to-spot-prevent-and-eliminate-hidden-infestations-in-your-walls/