The manufacturer guarantees the compliance of the product with technical and safety requirements, provided that the customer follows the rules of use, transportation, storage, installation and operation. The warranty covers all defects caused by the manufacturer. The warranty does not cover defects arising in the following cases: violation of the requirements of this Passport for the product posted on the website; inadequate transportation and handling; the presence of traces of exposure to substances aggressive to the materials of the product; the presence of damage caused by fire, the elements, force majeure; damage caused by improper actions of the consumer; presence of traces of extraneous interference in the design of the product. The manufacturer reserves the right to make design changes that improve the quality of the product while maintaining the basic performance characteristics. You can familiarize yourself with the terms of warranty service in more detail on the website of our company and the corresponding Passports for products.