The appearance of Tongmen has brought many benefits , which is not only suitable for private housing, but also suitable for some government organs and institutions. Copper doors used in private houses, in addition to anti-theft function, but also play the role of facade decoration, transit. Tongmen in government agencies, institutions have a wider use, such as some government archives, bank vault, gates and so on, both beautiful and safe.
•Copper doors have many advantages, but after installation, they need careful maintenance and maintenance to prolong their service life
•Copper doors should be opened and closed carefully, please do not force too hard or open too large.•The copper door itself is not easy to be damaged, but some (mechanical accessories) on the door will inevitably be worn and torn in the process of use, or inflexible, so you should try to avoid strong opening and closing in the process of use.
•Direct contact with copper doors with highly oxidizing and corrosive chemicals is strictly prohibited.
• Open the door lock (handle) with a hand with water stains (or other solutions) will discolor the door lock.
When cleaning copper doors, it is strictly prohibited to use cleaning products containing acid and alkaline substances to wipe, such as washing powder, soapy water, disinfectant and so on. These substances can easily lead to copper door oxidation and affect beauty. If the above items can be scrubbed repeatedly with clean water, then dry with cotton cloth or blow dry with hair dryer, which can reduce the damage to copper door to some extent. In the process of making copper door, the surface should be painted with a layer of colorless paint after natural oxidation coloring to make the color freeze, but the paint will be aged for a long time, resulting in a lot of fine cracks that can not be seen by the naked eye. Oxygen molecules in the air react with copper to form small spots. Regular waxing will repair these small cracks and form a barrier to achieve maintenance.
In addition, because the air contains a lot of dust and acid gas, it is easy to corrode copper in wet environment. Therefore, we need to wax the surface of copper door regularly or irregularly. The process of waxing is as follows: wipe the dust off the copper door with a cotton dry towel, and then wax the surface of the copper door.1. Warranty scope covers door body and hardware accessories. If the door hardware is not provided by our company, it is not the scope of warranty.
2.Within 7 days from the date of sale, if quality problems occurs, consumers can choose to repair.If hardware has something wrong,you can choose to repair and replace according to the actual situation on the spot.
3.Due to the quality of the product itself, from the date of purchase, free repairing it in one year (including accessories). When you need to be provided warranty service, you are sure to provide the valid purchase certificate, warranty card, etc.
4.During the warranty period, after maintenance twice, the door still can not be used normally at the third times,you can put forward to replace parts with problem by the former two quality inspection reports and the third quality inspection report for free.
5.The warranty period after replacement shall be recalculated from the date of replacement.
1.Failure or damage caused by failure to use and maintain according to the product usage instructions.
2.Failure or damage caused by the maintenance units unauthorized by our company and personal repair ,reconfigure.
3.The product name, model, specification and number on the warranty card are not in conformity with the goods
4.Failure to produce valid warranty card, valid invoice or proof of purchase
5.Products beyond the specified warranty period (paid maintenance for products beyond warranty)
6.Damage caused by force majeure such as natural disasters, or non-design, manufacturing, quality and other problems.
Regular inspection according to the climatic characteristics of the site,the cycle for the inspection and general maintenance is once a year, which is arranged in the first two weeks of the beginning of each year
We will be present within 48 hours of notice
During the defect liability period, we will work with the material manufacturer to replace the defective parts for free.It the period of the defect liability , the defects caused by the design and installation quality of our company are often maintained for free.
Complete repair within 48 hours on the receipt of being notified . We will actively respond for the customers from the other provinces and strive for the fastest time to repair it.
After the typhoon, earthquake, fire and other disasters occur, the unit door is thoroughly inspected at once.
