Baskil Windows
At Baskil Window Systems we bring years of knowledge, craftsmanship and fine materials to the art of building windows and doors of enduring beauty and strength. We put so much care and attention into
Mercury Pvc
We are a family run company dedicated to providing a first class service by supplying quality double glazing products with highly competitive pricing. We offer free quotations and always give our best
Dessian Products
As one of the largest fabricators in the United Kingdom and Ireland, we have over 100 employees. Our staff turnover is extremely low, meaning our team is highly experienced with excellent product
Fairco McIlhagga
With our outstanding range of windows, doors, conservatories, and roofline (fascias, soffits and guttering) products it's no wonder we're a first choice. You can also choose from our great set of
Bestbuy Home Improvements (NI)
BestBuy is one of Belfasts leading suppliers of pvc windows, pvc doors, conservatories, composite doors, sunrooms and roofline products. Windows are all made with the latest A-Rated profiles, doors
Crosby Windows
Covering all types of PVC and Aluminium glazing, we offer our customers the complete package, from re-glazing your own home to re-glazing entire factories. Our Commercial divison carries out


Indeed, it can be challenging to choose the best double glazing company in Belfast, no matter what project you are planning, to matter if it comes to your windows, glass doors, or conservatory, no matter if it comes to installation, repair, or maintenance. With not just one double glazing company in Belfast but plenty to choose from, you may easily feel overwhelmed by the variety and pretty challenged to make a final choice. However, choosing the right double glazing company in Belfast is very, very important, especially considering the fact that the services provided by a double glazing company in Belfast are usually quite an investment and you don’t want to spend your budget on a poor performance and results. You want to know you can rely on the double glazing company in Belfast and they will always be honest with you. You want to hire a reputable and experienced double glazing company in Belfast. However, how to find such a double glazing company in Belfast? Let’s have a deeper look at a few handy tips below.

Choosing a Double Glazing Company in Belfast: Reputation

Reputation matters and choosing a reputable double glazing company in Belfast is a good way to make sure your project will be carried out with professionalism and competence. In order to make sure you are choosing a good and reputable double glazing company in Belfast, do thorough research and choose carefully. Always check and ask for testimonials and reviews, there will be enough people who are willing to share there experience hiring a particular double glazing company in Belfast.

Choosing a Double Glazing Company in Belfast: Accreditations

Besides reputation, what matters a lot when choosing a double glazing company in Belfast is whether or not the company has all the required accreditations and it is registered with the industry standard. Pick up a double glazing company that can prove they have all the required certificates to do the job and offer this kind of service and products.

Choosing a Double Glazing Company in Belfast: Quality Products

When choosing a double glazing company in Belfast, you should look not just for a high-quality service but also high-quality products. A double glazing company in Belfast could offer a bunch of experience and be around the local market for years, however, they may cut corners in areas that are hard or impossible to spot for someone who is not familiar with the job in depths, an average client like you. Unfortunately, low-quality products will most surely overkill the quality of service and performance. Therefore, when you are choosing a double glazing company in Belfast, always look for both – great service and great products.

Choosing a Double Glazing Company in Belfast: Guarantees

It is crucial to pick a double glazing company in Belfast that can provide you with guarantees and warranties for the service and products they provide you with. Stay away from a double glazing company in Belfast that is not able to provide you with a guarantee that covers various things and possible risks and issues.