The Heritage Putty-Line window has been designed and as a direct replacement for old putty glazed steel windows with the benefit of a thermally broken frame, enhanced security and. Replicating the authentic look of putty line steel windows with 45° angled design and slim sight-lines. Our putty-line windows maintain the character of your home whilst achieving improved thermal and weather performance.
Our Heritage Putty-Line windows offer a huge improvement over steel in terms of thermal performance corrosion resistance and security. Our heritage range are fitted friendly, offer great U values and include the latest in glazing technology.