A hardwearing laminate coated internal cill board used primarily in conservatories, easy to cut and gives a superb finish. If you wish to cap over an existing cill board please see 9mm Fascia's. these cill boards are available in variety of sizes and colours including White, Rosewood, Mahogany and Golden Oak. End Caps and internal/external mitre joiners are available for finishing.
If you wish to cap over an existing internal window sill please see