Block Out Roller Blinds, are one of the most popular type of blinds. They create a clean and elegant look and are suitable for any room in the house. We offer you a selection of premium fabrics below, and all 100% blockout. Roller blockout blinds are easy to operate. They are controlled by a chain that operates a chain drive. At McMullens Blinds, we want to make sure the blinds we supply not only look good but keep working over a long period of time. Our blinds are engineered to cope with the challenges of family use. We have a large selection of practical modern fabrics to choose from in many colours and textures.