How many years is the shelf life of roof waterproofing?

Roof waterproof shelf life is 5 years.

Roofing waterproofing works generally include roofing membrane waterproofing, roofing coating waterproofing, roofing rigid waterproofing, tile roofing waterproofing and roofing joint sealing waterproofing. Roof waterproofing is generally prohibited in rainy days, snowy days and strong winds above level 5. The environmental temperature requirements for its construction are compatible with the waterproof materials and construction methods used.

Housing warranty period refers to the period when the property development and construction unit undertakes the warranty responsibility to the owner after the property is delivered for use. Real estate development enterprises shall bear the quality warranty responsibility for the commercial housing sold. The parties shall stipulate the warranty scope, warranty period and warranty responsibility in the contract. The warranty period is calculated from the date of delivery.

The warranty period of commercial housing shall not be less than the warranty period stipulated in the quality guarantee issued by the construction contractor to the construction unit. If the duration is less than the minimum warranty period stipulated in the Regulations, it shall not be less than the minimum warranty period stipulated in the Regulations.

The warranty period of non-residential commercial housing shall not be less than the warranty period stipulated in the quality guarantee issued by the construction contractor to the construction unit.

In case of quality problems during the warranty period, the real estate development enterprise shall fulfill its warranty obligations and be responsible for the losses caused. Real estate development enterprises are not responsible for the damage caused by force majeure or improper use.

Buyers who buy weifang or xianfang must pay attention to the time limit of warranty period when collecting the house, so as not to miss the warranty period.

legal ground

Regulations on quality management of construction projects

Fortieth under normal use conditions, the minimum warranty period of a construction project is:

(a) the reasonable service life of the building foundation engineering, foundation engineering and main structure engineering specified in the design documents;

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