double layers window blind
1.one layer is perspective,the other blackout
2.up and down rails are made of aluminium alloy

double layers window blinds

1.Double layers window blinds for day and night  are a two in one system that provides a light filtering blind for the daytime, and a privacy black out shade for night. This allows a warm filtering of light to enter your home during the day, and lets you relax in absolute privacy at night-time.

2.Double Roller blinds is basically having 2 of our very popular roller blinds on the same bracket. Have the blockout out blind down for privacy, or the screen down to still see out whilst protecting your furniture and carpets

3.Flexible operation: pull the chain to roll up or just touch the down rail of blind which use the elastic force of spring to roll the blind up.

4.Oil brake system makes the roller blind work smoothly and quietly.

5.Built-in limit switch system used for adjusting the elastic force of spring.