||Evaluating performance of the system of a product to simulate environmental condition before mass production.
||SNI (Standar Nasional Indonesia), JIS (Japanese Industrial Standards), ASTM (American Society for Testing and Materials), AAMA (American Architectural Manufacturers Association).
||Testing to proof the maximum permissible air leakage rate of the window.
||Testing to simulate water leakage resistance at a certain level of stormy rain of the window.
||Verifying overall structural design and performance of the window with specified wind load.
||Testing overall performance to withstand on specified extreme operation, e.g. open-close test, loading test, etc.