Unlined Curtains are a good option if you are looking for a low cost option. If the fabric is dimout or blackout it will provide you with a good amount of shading for the rooms with these curtains, dimout will be 90%+ and blackout with a 3 pass coating will be 100% blackout. Obviously depending where the track is located it will depend how much light will come through.

Polyester Flame Retardant Lining

Standard polyester fr lining is a low cost option that provides extra fullness and helps your curtains drape better. The Polyester lining can be washed at 50 times and is inherently flame retardant. It will provide additional shade on standard fabrics and on dimout and blackout fabrics it is used to add a more luxurious feel.

3 Pass Blackout Flame Retardant Lining Ivory

3 Pass blackout lining is Direct Fabrics choice for all curtains as it makes a room have no light come through the curtain. Certified to BS5867 Part2B so can be washed 10 times. The 3 pass coating is very hard wearing and provides a thermal benefit aswell as making your curtain drape better.

Duo Lining Fleece Flame Retardant Lining Ivory

Duo Lining Fleece Blackout Lining, a very heavy weight full lining that is an interlined option with the 3 pass blackout lining attached. The Duo lining is an excellent acoustical absorber of sound and will improve room acoustics.