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How long is the warranty period of the product?
The warranty period of each product is different. The warranty period of the same product may be different from manufacturer to manufacturer. If you want to know the specific time of the warranty period, you can ask the seller or manufacturer of that product. The warranty period is stipulated in the contract. The warranty period starts from the date when the Owner's engineer issues the project completion certificate.

Article 40 of the State Council's Regulations on Quality Management of Construction Projects stipulates: "Under normal use conditions, the minimum warranty period of construction projects is:

(a) infrastructure projects, building foundation projects and main structure projects, according to the reasonable service life of the projects specified in the design documents.

(2) 5 years for roofing waterproof works, toilets, rooms and external walls with waterproof requirements.

(3) The heating and cooling system consists of two heating periods and cooling periods.

(four) electrical pipelines, water supply and drainage pipelines, equipment installation and decoration works, for 2 years.

The warranty period of other projects shall be agreed by the employer and the contractor. The warranty period of the construction project shall be calculated from the date when the project is completed and accepted. "

Extended data

Generally, after the consumer and the merchant complete the transaction, the merchant will handle the warranty card with the product as the warranty certificate for the consumer.

Generally, it is consumer information, purchase date, product model, factory date, warranty period and scope, maintenance records, etc. It will be indicated on the warranty certificate. There are two kinds of warranty: a certain period of warranty and a lifetime warranty. Products with warranty mainly refer to electronic and electrical products, vehicles, machinery and equipment, etc. Powerful companies also pay more attention to the influence of after-sales service on efficiency. Products with good after-sales service include national warranty, multinational company and global warranty service.

Baidu encyclopedia-warranty period