Sliding Box/Sash, also known as the Heritage Vertical Slider, is available in REHAU Total70C or Total 70S and Liniar Sculptured designs. The REHAU Heritage sash window system seamlessly combines the aesthetic charm of traditional timber with the contemporary advantages of UPVC. Whether you’re in Rotherham or elsewhere, these windows, crafted in collaboration with English Heritage, adhere to most conservation area criteria, providing a perfect blend of timeless appeal and modern convenience.