Home > categories > Construction & Real Estate > Metal Window > Metal doors and windows (aluminum doors and windows) installation engineering inspection batches need to do a separate qualification? Is not to aluminum alloy doors and windows of the company's qualifications to do
Question:

Metal doors and windows (aluminum doors and windows) installation engineering inspection batches need to do a separate qualification? Is not to aluminum alloy doors and windows of the company's qualifications to do

Metal doors and windows (aluminum doors and windows) installation engineering inspection batches need to do a separate qualification? Is not to aluminum alloy doors and windows of the company's qualifications to do

Answer:

If it is cooperative construction, will have to sign the contract unit qualification inspection, there is the best!
Generally do not need, you can drink a party to talk about. Pay the management fee to the total package
Metal doors and windows of the installation and construction is to have the appropriate qualifications, of course, inspection and inspection also have to install the construction of the corresponding qualification of doors and windows can. If it is cooperative construction, will have to sign the contract unit qualification inspection.

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