Grey PVC pipes are invincible to underground external corrosion. Also, it is resistant to internal pipe corrosion. It remains indubitably resistant to various adversities. It has outstanding excellent resistance to different chemical reagents. Grey PVC pipes is resistant to disinfectant chemicals. The said conduits are highly suitable for assorted infrastructure projects. These stay resistant to assorted aqueous solutions, alkalis, strong acids. Offered pipes have the capacity to retain the photographic as well as plating solutions. These pipes are resistant to brine, alcohols, mineral, fats and oils.