Multi-functional dual roll blind with lower roll screen

摘要

PURPOSE: A screen for a roll blind and multifunction double roll blind with a roll screen are provided to control the degree of light by using a screen. CONSTITUTION: A screen for a roll blind comprises an adjustment part(130) and a blocking part(140). The adjustment part has a net part(110) and a shade part(120) which are woven to have translucent one side and unclear the other side. The blocking part is repetitively woven with the adjustment part to be alternated within a fixed width.