The national standard 70 broken bridge aluminum profiles are all standard models, 70 series it is not divided into large 70 or small 70.
Then why is there a saying of small 70 and large 70 in the market?
1. Small 70 broken bridge aluminum. In order to reduce the sales price and improve the competitiveness, some merchants use 60 series put on the 70 insulation strip for the profile, and give him a name called Xiao 70, which is actually 60 profile. The sales price is lower than that of the 60 series, and it is called 70, which makes the price competitive. Its essence is still the 60 series.
2. Big 70 broken bridge aluminum. Since there is a comparison of the small 70 series, the national standard 70 series profiles are said to be the big 70 by such merchants. In essence, the big 70 is the national standard 70 series Broken Bridge aluminum products, and the price is about 600 yuan per square meter.
Recommended customization broken bridge aluminum doors and windows the Broken Bridge aluminum 60 series and 70 series of national standard regular brands are also selected. Don't listen to those big 70, small 70 and so on.
