Double Glazing Companies in Devon

List of Devon based installers, suppliers & manufacturers offering window & door double glazing, installation, repair & replacement services.

Business Listings

High quality doors, windows and fittings across Plymouth and the South West. Interseal works to provide clients living or working in Plymouth and the South West with high quality designs and installations on a range of products, including conservatories, windows and roofline products. We have a strong reputation across the region as a certified stockist and we are FENSA-approved.

  • Fantastic service, very professional and very clean and tidy. I would definitely recommend

Quality products can only be assured if we control as much of the manufacturing process as possible. Obviously hardware, glass, door panels and PVCu and Aluminium extrusions have to be sourced from specialist suppliers but, unlike many window companies, AGS do not buy in finished windows and doors. From our earliest years we have manufactured our own products, which apart from being unique, are subject


Storm Seal South West is a well established local company offering free quotes on our Upvc, Timber and Aluminium Ranges. We offer everthing from Windows, Doors, Conservatories, Fascia and Soffits to GRP Flat Roofs and Bi-Folding Doors. No Gimmicks, Just Sensible Prices.



For over forty years Anglian has been renowned amongst UK homeowners as the place to go for high quality home improvements. Anglian Home Improvements - leading supplier of uPVC replacement windows and double glazing. High quality, guaranteed products - more customers, most recommended.


Glazed or unglazed the choice is yours! The fully glazed products we supply save you time and money and are fitted with Kite Marked sealed units. All our windows are versatile and attractive, they are manufactured using a fully integrated system, allowing you to combine 60mm and 70mm profile to cope with with any application called for.


For 34 years Launa Windows has been at the forefront of the home improvement industry, fitting quality windows, doors and conservatories throughout the West Country. While setting the standards in Innovation, security and energy efficiency, we have achieved a reputation for excellent value, quality and customer service


Our promise to you is that we will not pressurise you to commit to an order on the same day that we call. Indeed we expect you to take time to consider your requirements before you order. If you would like to receive our brochure pack, please click our Brochure Request button. We GUARANTEE we will not call you or contact you after sending out the brochure. We will wait for you to ask us to call.


Whether it's windows, doors or a conservatory you are looking for your home we can offer the perfect solution. From country cottages to modern town houses the versatility of our product will offer a style and finish to enhance your home. Galleon Window Systems WILL NOT be beaten on price for windows and conservatories of the same specification and quality.


Welcome to Europlas, where we're celebrating over 25 years as one of the UK's leading manufacturers of high quality windows, doors, conservatories and roofline products. We're proud to be able to say that 65% of our new work comes from recommendations from existing customers.


Online Quote for double glazing Windows, Doors and Conservatories. We all know how important it is to keep our homes in tiptop condition. We are here to help you get the best prices for your replacement upvc windows or upvc doors.