Title #2

Opening hours

Mon 08:00 AM-06:00 PM
Tue 08:00 AM-06:00 PM
Wed 08:00 AM-06:00 PM
Thu 08:00 AM-06:00 PM
Fri 08:00 AM-06:00 PM
Sat 08:00 AM-06:00 PM
(By Appointment)
Sun 08:00 AM-06:00 PM

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About Us

Quality uPVC Window and Door Installation in Portstewart

JL Windows is a family run business with over 20 years' experience and pride ourselves on the highest standard of workmanship and only use the highest quality materials for all our projects.

We provide expert windows and double glazing in Portstewart and surrounding areas, including:

  • uPVC windows
  • Window installation
  • Replacement windows
  • Toughened glass
  • Window accessories - handles, locks, vents, etc.
  • Double glazing installation
  • Triple glazing
  • Glass suppliers
  • Double glazed porches
  • Window doctor
  • uPVC repair doctor
  • uPVC lock repairs
  • uPVC hinge repairs and hinge replacement.

We are your local uPVC doctor and provide expert door and window repairs in Portstewart, including misted pane replacement, locks replaced, hinges replaced, cracked glass replaced, broken down glass replacement, replacement glass, draught windows and doors, misty windows replaced, etc.

We are local door suppliers in Portstewart and supply and fit high quality composite and uPVC doors in a wide range of colours and finishes, including:

  • Door fitting
  • Front door installation
  • Exterior doors
  • External doors
  • Patio doors
  • French doors
  • Sliding doors
  • Replacement doors
  • uPVC doors
  • uPVC door repairs
  • uPVC door panels
  • Composite doors
  • Door accessories - Knockers, hinges, door handles, door locks, post boxes, mail boxes, etc.
  • Door doctor

JL Windows manufacture and erect high quality uPVC conservatories in Portstewart in all shapes and sizes, including:

  • Conservatory installation
  • Conservatory repairs
  • Conservatory glass replacement

We supply and fit high quality uPVC fascia and soffit and guttering in Portstewart in a wide range of colours to match your doors and windows, including:

  • New gutters
  • Gutter repairs
  • Barge boards
  • Dry verge systems
  • uPVC soffits and fascia boards

We have the highest standard for workmanship with many happy customers throughout Northern Ireland. JL Windows use local high quality materials for all our projects.

Call today for your FREE, no obligation quotation.

JL Windows
  • services include:
    • Soffits and Fascia:

      We supply and fit high quality uPVC soffits and fascia boards in a wide range of colours and finishes, including barge boards, ventilated verge systems, gable ends, etc.

    • Guttering Services:

      We provide expert guttering services, including new gutter installations, guttering repairs, downpipes, etc.

    • Conservatories:

      We install high quality uPVC conservatories inall shapes and sizes.

    • Door Accessories:

      We supply a great selection of door accessories, including letter boxes, door handles, door knockers, hinges, etc.

    • Window Repairs:

      We provide expert window and door repairs including replacement hinges, cracked glass replacement, misted panes, locks, etc.

    Window Installation in Portstewart:

    JL Windows specialise in high quality uPVC window installation in Portstewart and surrounding areas, including Bushmills, Portbalintrae etc.

    Door Suppliers:

    We are your no. 1 local door suppliers and manufacture, supply and fit all types of exterior doors, including French doors, sliding doors, bi0fiolding doors, patio doors, etc.

    Double Glazing Installers in Portstewart:

    We specialise in double glazing and provide expert double glazing installation and repairs services.

    Send Us A Message



    JL Windows

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    We are Social

    • No job to small, JL Windows can service all your window and door problems and it won't break the bank. Give us a call for a free competitive quote Facebook.com11th Feb, 2018

    • JL Windows would like to thank all it's customers for there business in 2017 and here is another year. 2018 is already looking to be a busy year. Facebook.com31st Dec, 2017

    • There is still time to get your repairs fixed before the Christmas holidays. Cut of dates will be - Monday 18th December for repairs. Glass repairs Friday 15th December. Frames orders Wednesday 13th December. Give us a call for all free quotation today Facebook.com12th Dec, 2017

    • With the weather getting colder, why now call JL Windows and we can make sure all locks, hinges and glass units will keep the heat in. 🤤😨 Facebook.com12th Nov, 2017

    • JL Windows is ready for any repairs which occur tonight/tomorrow just give us a call on 07525622598 Facebook.com16th Oct, 2017

    • With the cold nights coming you may have found drafts that need attention. Why not call or email JL WINDOWS for a free quotation, to see if we can help with all your upvc problems Facebook.com12th Sep, 2017

    • Facebook.com22nd Jul, 2017

    • Finding your conservatory to warm to sit in on days like today. Contact us JL Windows to discuss a conservatory roof conversion. This is a hassle free quotation with no obligation Facebook.com7th May, 2017

    • Getting ready to start another busy week. But it's not to late to book in a repair or quote. Give us a call for a hassle free quote. Facebook.com23rd Apr, 2017

    • http://www.yellowtom.co.uk/291139 check out our new link page all reviews and feedback welcome Facebook.com15th Mar, 2017

    • No job to big no job to small. Give us a call and JL Windows and we will provide you with a hassle free quote. Facebook.com9th Mar, 2017

    • Looking a labourer for a couple of days work anyone interested pm me or call Facebook.com18th Jul, 2016

    • What a mad week work is coming in but please remember people it's all about word of mouth so I would appreciate it if you would share my page with friends and family. Facebook.com17th Jun, 2016

    • Just a wee job that I did on the side for one off my very good customers in the rock. Hope they are as happy with them as I am Facebook.com16th May, 2016

    • Check our ad in the local Triangle Advertiser this month Facebook.com24th Mar, 2016

    • Happy New Year hope you all had a lovely holiday, but it's back to work and the start of 2016. Give us a call for a hassle free quote Facebook.com5th Jan, 2016

    • If your household is like mine we are on the count down till the man in red. Glass orders finish tomorrow the 17th December and will not open again till 4th January. Facebook.com16th Dec, 2015

    • Look out of this month's triangle advertiser and see your ad. Remember frames order date must be in by 10th December to be fitted for Christmas Facebook.com8th Dec, 2015

    • Facebook.com2nd Dec, 2015

    • 2 weeks till the cut of dates. Frames and doors order by 10 Dec Glasses n repairs 17 Dec. Hope everyone is ready for the man in red.... Facebook.com2nd Dec, 2015

    • Facebook.com24th Nov, 2015

    • Christmas is coming and the count down is on. Last orders will be - * Frames and plastics 10th Dec * Glass and repairs 17th Dec This is to allow time to fit and keep the house warm for the big day Facebook.com24th Nov, 2015

    • Weather is getting cold outside. Finding windows or doors letting in the cold air call us at JL Windows for a free quotation to keep the warmth in. Facebook.com10th Nov, 2015

    • The cold weather is coming in. Here at JL Windows we can offer you the opportunity to save on your heating bills by sealing up draughty windows and doors, replacing misty windows and making sure windows and doors are locking right and tightly to stop any loss of heat. Call us today for a free quote Facebook.com4th Nov, 2015

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