1. The whole system without chain control and cord control, it's really safety
2. Pull down the lower beam, the roller blinds will fall, and stop when you release it: lift up the upper beam, and
the roller blinds will rise, and stop when you release it.
3. Roller blinds can be stopped at any height.
4. By adjusting the number of pre tightening turns of boost spring the rising speed of roller blinds can
5. The system is equipped with limiter, which can limit the up/down position of roller blinds.
6. The clutch used to mental-core technology
1.Min W 0.85m
2.Max H 3m
3.Max load 6kg
Spring roller blinds is widely used in high-grade ofice buildings, office buildings, meeting roomshotel lobbies, coffee shops, study room and other places to shade.