Mercury Windows, Newtownabbey

Mercury Windows Contact Details

Mr John O Neill
028 90 582 076
07740 180 944
3 Moreland Avenue
County Antrim
BT36 7RQ

About Mercury Windows

Welcome to Belfast Windows & Doors
We prefer contact by email - as a small local family run business we are always on the go. Use the contact form on our website and leave your name address and day time contact number and we will get back to you.

We at Belfast windows and doors have been in this line of work for more than 20 years, We put all our effort into getting you the best possible job done at our best price without the hard sell from pushy salesmen. With us you CUT OUT THE MIDDLE MEN, There’s no need to pay large fees for salesmen or surveyors. We are a family run company and every aspect of our job is covered by only us, we save our customers a lot by cutting out the large commissions that the salesmen and surveyors are paid, with us you do not pay for call outs or quotes, we offer a free no obligation quotation for all customers - no strings attached.

We Guarantee to beat any like for like quotation by at least 10%!


We work hard with our customers so all orders are done the exact way our customers want. Before all orders are placed we will show you many options of window and door types, we will help you make the correct decision as we have many photos of previous work we done to help you pick what colour, style and glass.

Once you feel satisfied with your choice we will go over everything to check the order is ok, we check things such as escape windows in appropriate places, safety glass and obscure glass where needed. Once everything is checked then we will go ahead and order up the job.

We only require a small deposit of the total amount prior to order then the balance on the day of completion

Our products and services
  • External Doors
  • Front door or back door, composite or UPVC, french or patio. One thing is for sure, our extensive range of quality doors will enhance your home and offer unbeatable security and outstanding thermal and acoustic performance.

  • Composite Doors
  • Composite front & back doors are the best alternative to expensive timber doors, they offer the same pleasing aesthetics whilst offering the security and modern features of a uPVC door. They are available in many different styles and designs and any colour allowing you to choose a door that suits both you and your home. Any colour can be matched giving even more choice for you to choose the perfect entrance to your home.

  • French Doors
  • French Doors offer a classically elegant means of opening your home or conservatory to the great outdoors, Installing French Doors will provide your property with a continental character and is an extremely practical and attractive way to access a terrace or garden. With such diversity in the styles and colours available, you are certain to find a set of French doors waiting to give your home that elegant feel.

  • Windows
  • If your looking a local, reliable, Honest company look no further our professional dedicated team at Belfast windows and doors have all the experience to take even the most difficult jobs on.

  • Roofline Guttering
  • As a professional and honest service you will have no need to look anywhere else for your fascia and guttering needs. All our products are of the highest quality. Choose brilliant white or coloured profiles from a full range of colours as well as decorative, standard fascias, soffits and guttering and down pipes to match your property, from black, white and brown through to wood colours.

  • Conservatories
  • A unique conservatory design from Belfast Windows and doors can truly revitalise your home, creating a beautiful, elegant space. Warm, spacious and secure, a conservatory creates a stunning extension to your living area, creating an area where you can enjoy soothing natural light all year round, without sacrificing the comfort of being indoors.

Location Map of Mercury Windows