JK Windows are a family run double glazing business based in Wiltshire. With over 10 years experience in the industry, we have a reputation built on excellent quality, great value and an outstanding level of customer service. We always offer competitive and transparent prices and provide free written quotations so you can be certain of our costs before choosing us. All our projects are completed by our company owner, are certified and come with a 10 year insurance backed guarantee. We only use the highest quality UPVC windows and doors adhering to the latest building regulations and energy saving certifications. We serve throughout Swindon, Chippenham, Devizes, Calne and the surrounding areas.

We are proud to have a company which has a reputation founded on honesty. We will always offer you honest advice about the best solution for your home. Every home is unique which means all our services are bespoke, from our bespoke windows to our doors. When you choose JK Windows you can rest assured that you are choosing an experienced company with excellent attention to detail. We approach every project with passion and care so you can be assured that you will receive fantastic results.

When choosing JK Windows you are investing in high quality installations as well as outstanding customer service. Our professional customer care and aftercare means you can get a full service unlike anything a national installer can offer. As a small family-run business, our reputation is everything to us. We stand by our workmanship and ensure every job gets the level of skill and attention to detail it deserves. We never use subcontractors and guarantee the best results.

Man standing in front of a van with JK Windows on it
Get my free quote

Contact Us



Hours of Operation

Monday - Friday

8:00 am - 6:00 pm

Service Areas

Calne, Malmesbury, Bath, Swindon, Marlborough, Royal Wootton Bassett, Devizes, Trowbridge, Chippenham, Bristol, Melksham

Certass certified installer logo
Share on Instagram