... 4.top hardware,good price 1. Aluminum door & window profile: aluminium alloy, 6063-T5, can be thermal breakwall thickness ... , powder coatedcolor can be customized.2. Aluminum door & window glass option: single glass: 5,6,8mm double glazing: ... 0.38/0.76/1.52PVB+5mm3. Aluminum door & window hardware: made in China/ GermanyPayment term & load quantity: ... in a flexible way. Aluminum Frame Sliding Window