Hayden Grey Thermal Blackout Roller BlindThermal blackout roller blinds are designed to block out light and help to keep rooms warm in winter and cool in summer, this is due to their thermal properties. These blinds can be cut to any width and can be fitted inside or outside of the window recess. We provide white metal bracket fittings (at no extra charge) which can be side, top or face fixed. Blackout roller blinds are available in widths up to 183cm and have a standard drop of 165cm