Aluminum Alloy door and window profile specifications mainly include :35 Series, 38 series, 40 series, 60 series, 70 series, 90 series, etc. The so-called 35, 38...... , it refers to the width of the main frame of aluminum alloy profile is 35mm and 38mm respectively....... Closed balcony usually adopts 70 series or 90 series , if less than 70 , the degree of firmness is difficult to guarantee.
Due to different brands, models and manufacturers of aluminum alloy profiles , of course, the price of aluminum alloy profiles will also vary. The price of Type 90 ranges from 600 to 700 yuan. , shutter prices range from 300 to 400. , casement window prices range from 400-500.
