UPVC Windows &
Over 20 Years Experience of Manufacturing and installation of Kommerling UPVC Windows, Doors, Conservatories, Orangeries and Solidor Composite Doors.
All of our windows are energy rated, internally beaded and incorporate an insurance rated multi-point locking system.
All our doors are reinforced (including door panels) incorporating a multi-point insurance rated hook locking system and come in a wide range of colours and styles.
Available in a wide range of styles, incorporating either polycarbonate or glass roofs and built to keep the heat in during the winter and the heat out in the summer.
Design your dream door online with
“We were extremely impressed by the whole experience! From the designing, suggestions and ideas, to the workmanship, tidiness, the friendly and skilled workmen, the materials used, their quality and professionalism, from start to finish, including adjustments to improve the finished design.”
10 New Windows and Door
“Absolutely fantastic company ! I'm am over the moon with Sealtight and the installers Paul and Wayne were brilliant from start to finish, nothing was a trouble to them and they never stopped. They went above and beyond to help me. They were amazing, job done in a day and a half !! Lovely lads, no mess at all.”
Orangery and Front Door
“Orangery completed Dec 2020, door Nov 2021. From design through planning stages to completion. The complete experience was the most stress free building work we have ever had. All work has been done to a high standard and help was available with advice at all stages.”
"Cannot praise Sealtight highly enough. From the intial visit of the Sales Manager Brian to all of the men on the installation side and Richard in the office. The installation was installed professionally and the finished conservatory looks brilliant. Would definitely recommend Sealtight"
Fitted UPVC windows
"Excellent work, the price was good, the people turned up on time. Very agreeable. Would absolutely recommend them and have used them before. They went above and beyond - great work they cleaned up outside and took away all the old windows."
All our windows incorporate multi-point locking systems and our doors come with insurance rated hook locks.
We always use PVC-U, which is guaranteed not to fade, warp or rot. Plus it will stay brilliant white!
With over 40 years in the trade, we guarantee a second to none after care service with NO high pressure selling.