This Fiber Glass Mesh With The thickness of 45 Gsm is ideal for the water proofing . this Fiber Glass coated mesh is used while doing the waterproofing on terrace or bathrooms or other places while construction when the waterproofing is required . this is very easy to use and handle because of glass coating . this Fiber mesh is used after applying one coat of waterproofing agent which is available in market from various companies like pidilite , Mr fix it etc . and after applying the thick coat of the waterproofing agent need to place the fiber mesh . and after applying again the waterproofing agent need one to apply fiber mesh one more time in opposite direction . this process can be seen in you tube also .