Product quality decides the service life of aluminium alloy door window, also decide to live in the happiness index of life.
Profile wall thickness: aluminum casement windows frame weather resistance, heat preservation, sound insulation test results prove that the aluminum profile reaches the national standard wall thickness of 1.4mm or more, profile surface oxidation treatment of 10 microns or more, can be used for 10 years, good service life of about 30 years.
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