Ideal For Sash Window Renovation

Find Out More

Heritage Premium Quality SuperThin Double Glazing

Check Out the Specification

Free Sample Glass Units For Architects And Specifiers

Request your FREE sample

7db Quieter, £380 Energy Improvement* Based on GGF Energy Savings

Check Out the Specification

You Can Now Order Sealed Units Made To Your Dimensions Direct

To Order Direct Call 01353 772299

Heritage Superthin Double Glazed Units

The Original Glass Company, part of the Hollow Seal group is the leading UK manufacturer of Heritage sealed units (ultra thin double glazing) designed specifically for heritage and historical properties with ultra slim sightlines making them almost impossible to spot visually. Our Heritage units are produced in-house using state of the art production facilities and skilled engineers ensuring the best possible quality product.

Our Accreditations


When applying for change of use from a bank to a micropub we had concerns from the...
Chris Warren