The main purpose of fiberglass is to reinforce walls. It serves as a protective layer that does not transmit micro cracks from the base to the finishing coatings. Such problems can arise in any premises, but this is especially relevant in houses exposed to external vibrations (located near busy highways or railways) and new buildings, where cracks in the walls will certainly appear https://ekonty.com/blogs/347276/Common-Mistakes-to-Avoid-When-Planning-Bathrooms-in-Houses