Hamilton Windows technically advanced, Kitemark approved PVC-U profile frames present a slim, smooth appearance which is easy to keep clean. Its 45° bevels dispel water, while the internal and external gaskets which are available in white or black contribute to the Systems Index's severe weather rating.
The Plastmo profile was the first to gain the British Board of Agrément approval for product security. All transoms, mullions, sashes and frames are reinforced where necessary with galvanized steel or aluminium. The frames are designed to accept configurations up to and including triple glazing. The system is constructed with non-flammable PVC-U which will not split, warp, rot bend or crack.