Stop Heat Loss, Draughts & Noise with Black Knight Secondary Windows Black Knight Secondary Glazing units are designed to give increased thermal & acoustic insulation & security. Keep the period character of your existing windows and stop annoying draughts, heat loss & traffic or aircraft noise.
Liam Keenan — Excellent customer service, great communication and quality install. Went above and beyond - highly recommended!
We are suppliers of trickle vents, desiccant beads, etc to the upvc trade / industry. We deliver for free all over the UK. We also have a retail shop just click on the retail shop link. If you can't find what you are looking for just call us we will be more than happy to help.
Traditional or modern, big or small, we'll make sure you get the windows, doors or conservatory you want. At Yorkshire Windows we pride ourselves on giving all our customers exactly what they want. That's why all our windows are custom made just for you. Whatever style, traditional or modern, and whatever size, we'll make sure you get the windows you want.
Adele Hadfield — Sue, Mal and the team have helped us gradually fit new windows throughout our gorgeous house. New doors soon too. Great value
Our entire suite of bespoke secondary glazing products are made to measure and feature a sleek, unobtrusive aluminium profile. Discover the best fit for your home. Granada Secondary Glazing is the largest manufacturer of secondary glazing in the UK, producing around 25,000 frames every single year.
Jack Golding — We use Granada for all of our secondary glazing needs. Their product range is HUGE and they usually turn quotes around within