The 10 year warranty is an assurance to companies making new constructions, renovations large or diverse amenities. They are required to subscribe, in accordance with the law 78-12 of 4 January 1978. This insurance protects the contractor against the vices and defects affecting the building.
According to Article L111-13 of the Code of Construction and Housing: « Each manufacturer of an item is automatically liable, to the master or the purchaser of the item, damage, even resulting a defect in the ground which undermine the solidity of the work or, in assigning one of its elements or one of its items of equipment, make it unsuitable for its intended purpose. «