Block out the light with Blackout Blinds! What are BLOC Blinds? BLOC Blinds are a fantastic option for bedroom and roof windows. Similar to rollers, they come in a large variety of colours and styles to match and enhance any interior aesthetic. Whilst there is no option capable of blocking 100% of the light from your windows, BlocOut blinds are as close as you can get. This is ideal for bedrooms and office spaces. BlocOut blinds are also go-to option for roof windows due to t