Profile: Cambrian Windows Ltd. specializes in manufacture and supply of u-PVC windows and doors. We provide windows such as casement, tilt and turn, vertical sliders, and cavity closers. We manufacture our windows by using calcium organic material. We provide doors such as bi-fold, composite, french/double doors, patio doors, and panel doors. Our doors provide security multi-point locking with sash lifter mechanism, ensuring that the lock is continually engaged throughout its working life. They have galvanized steel reinforcement to the outer frame.