For this problem, first of all, it depends on whether you choose system doors and windows or not, and whether it is brand doors and windows or small Workshop stores.
First, let's look at some quotations for system doors and windows as follows:
The window area is 850 yuan per square meter, the flat opening fan is quoted 380 yuan per square meter, LOW-E glass 30 yuan per square meter, Triplex glass 50 yuan per square meter, tempered glass 30 yuan per square meter, the inner film is 120 yuan per square meter. Total price 850 30 50 30 120=1080 yuan per square meter. It also contains hardware accessories. Some quotations do not include hardware accessories and installation fees. Therefore, if 70 broken bridge aluminum is 700 yuan, you dare not buy it for one square meter. The reasons are as follows:
1. The wholesale price of aluminum materials. Now generally, the price of raw materials for broken bridge aluminum profiles in Foshan, Guangdong is about 17000 yuan per ton, which can produce 100 square meters of windows, almost 170 yuan per square meter.
2. Hardware: it is only 80 yuan to use an ordinary set of hardware with inner opening and upside down. It is calculated as 3 fans for 10 square meters, and it is calculated as 24 yuan per square meter.
3. Glass: ordinary hollow float glass with 70 series Broken Bridge aluminum windows and 5 27A 5 hollow glass. The market price is 100 yuan per square meter. If 4mm glass is used, the sealant around the glass uses cheap and tasty glue, which can be controlled at 80 yuan per square meter. Not to mention using LOW-E colored glaze or tempered glass.
4. Insulation strip: the broken bridge aluminum window insulation strip at this price cannot give you PA66 nylon strip, which is made of inferior and cheap PVC insulation strip.
5. Car window shade: As for this car window shade, it cannot be a very good diamond Net car window shade, that is, a cheap invisible car window shade. At present, few people choose this car window shade in the market, each of which is about 60 yuan, take 3 fans per 10 square meters as an example, it costs about 180 yuan, which is calculated to 18 yuan per square meter.
6. Other costs of accessories: production and processing costs, Beijing market price is 35 yuan per square meter, rubber strip accessories are about 20 yuan per square meter, installation costs 10 square meters for half a day, about 450 yuan (provided that the next one has to be arranged for another half day, otherwise 900 yuan will be calculated on a day). The silicon sealant foaming agent and other accessories used during installation are 20 yuan per square meter.
Taken together: the production cost of 70 series Broken Bridge aluminum windows is 412 yuan, and the market price is not lower than 700 per square meter, and even many average prices are 800-1000 yuan per square meter, which is common.
