Stone Sills

Natural stone sills in Wrexham, Cheshire, Flintshire, Denbighshire and the Wirral

JB Stone Masonry designs and manufactures stone sills for all types of buildings including new builds, home extensions and restorations. We create expertly crafted sills (or cills – it goes by both spellings!) by combining traditional stone masonry techniques with modern technology to give our customers the exact look they’re after. We can work to your architect’s drawings or design your natural stone sills for you.

If you require stone sills for a restoration project or listed building in the Chester or Wrexham area, or further away in Cheshire, Flintshire, Denbighshire or the Wirral, we’re happy to come out to your site to take template dimensions and make sure all existing details are reproduced accurately. When working on old properties we always take the time to hand tool using traditional methods to get exactly the right look.

Window sill stone types

We have a selection of sandstone including Cheshire red sandstone at our yard on the Wrexham Industrial Estate and you are welcome to visit us to see what we have in stock. Please call John on 01978 664006 to arrange a time. You can also get in touch with us if you’ve any queries by emailing

If you know the stone types and measurements of the sills you are after, you can request a quote by completing the details at the bottom of this page.

Sill (or cill) Quote

Sill prices start from £100.00 per metre for PVC frames and £110.00 per metre for wood frames. All prices exclude VAT. The starting price is based on a 140mm high sill made for a modern cavity wall. For a precise quotation for larger sills, please fill out our quote form.


    Please add the sill dimensions to the above boxes (as indicated by the drawing). Feel free to use metric or imperial measurements but please let me know in the notes section which unit you have used.

    If you have any queries, please do get in touch – call John on 01978 664006 or email

    JB Stone Masonry accepts Mastercard, Maestro, Visa, Visa Electron and JCB debit and credit cards.

    Making an enquiry about our stone masonry services…

    We offer a free consultation service to local customers in Chester and Wrexham as well as to those located further away in Cheshire, Flintshire, Denbighshire and the Wirral. Every enquiry is dealt with thoroughly and efficiently to make sure we’re giving you an accurate quotation. In some cases, customers need some guidance about the design and layout of certain jobs and thanks to our training and experience, we can assist you with all types of complex projects.