uPVC does not contain phthalates, since those are only added to flexible PVC, nor does it contain BPA. uPVC is known as having strong resistance against chemicals, sunlight, and oxidation from water. uPVC Products are Most using in Ireland, the United Kingdom, in the United States and Canada. This Product Majorly using from long time in Cold Countries. After So Many Years Our Asian Industries Tried to use this uPVC Product in Asian Countries by making the profile comfirtable to our asian weathers. Finally Few Chemists are made a profile that is perfectly reported we can use it for asian weather. In that one of the company is LESSO. Lesso is designed EITI profile for uPVC. For Lesso Welltech Systems is the Trusted and Tested Profile Distributors and upvc Manufacturers in Hyderabad India.