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Darrin DK Windows Door Install
100
5 Star Reviews
About Us

Expertise in windows & door for every style

Your Trusted Local Installer for Over 25 Years
At DK Windows & Doors, we pride ourselves on expert installations, reliable service, and a reputation built on recommendations. Led by Darrin, with over 25 years of hands-on experience, we’ve helped hundreds of homeowners improve their homes with windows and doors that combine quality, security, and style.

Our Mission

To transform homes with high-quality windows and doors that improve comfort, energy efficiency, and security.

Our Vision
  • Quality: Using only trusted suppliers (Solidor, Residor, Compdoor, Liniar, Hallmark, Pilkington).
  • Trust: Over 25 years of recommendations and word-of-mouth referrals.
  • Professionalism: Work completed to the highest standards, fully Certass registered.
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Custom Window Installation

Door Installation Replacement

Energy Efficient Solutions

Misted Failed Unit Replacement

Composite Doors – Security & Style

Affordable & On Time

Why choose DK

Trusted Window & Door Installations
for Over 25 Years

Expert craftsmanship, energy efficiency, and a local reputation built on recommendations.

For over 25 years, Darrin has been helping homeowners across Northamptonshire improve their homes with expert window and door installations. Known for being quick, professional, and meticulous, DK Windows & Doors has built a reputation on trust and recommendations.

  • Over 25 years’ experience
  • Certass Registered Installer
  • 100’s of 5-star reviews (Certass & HomePro)
  • Industry-leading suppliers (Solidor, Residor, Compdoor, Liniar, Hallmark, Pilkington)
  • Local, friendly, professional service
DK Windows Installing Front uPVC Door

At DK Windows & Doors, our value lies in delivering more than just products we deliver peace of mind. Every installation is carried out with precision, care, and a commitment to lasting quality.

  • Energy efficiency: Windows and doors that cut bills and keep homes comfortable.
  • Tailored designs: Styles and finishes that suit every home.
  • Trusted craftsmanship: Attention to detail built over 20 years.
  • Enhanced security: Added protection for your family and property.
DK Windows Installing Front uPVC Door
Our Services

Comprehensive window
& door services

From energy-efficient uPVC windows to premium composite doors, DK installs trusted products with precise workmanship and clean finishes.

Custom Window Installation

Expertly crafted windows tailored to your specific needs.
Learn more – Liniar Windows

Door Installation & Replacement

High-quality doors designed for security and style.
Explore – Hallmark Panels

Energy-Efficient Solutions

Windows and doors featuring advanced glass technology for insulation and comfort.
Discover – Pilkington Glass

Misted/Failed Unit Replacement

Restore clarity and insulation by replacing failed or cloudy double-glazed units.

Composite Doors (Premium Security & Style)

Durable, secure and stylish composite doors available in a wide range of finishes.
View – Solidor

Affordable and On Time

Quick installation and cost-effective composite options without compromising on safety.

Certass registered Installer
HomePro Insurance - Connect With The BEst
City Guilds Qualified
Hundreds of 5 Star Reviews
Public Liability Insurance
What Our Customers Say

Trusted locally for quality and service

Proudly serving Northamptonshire, our reputation comes from consistent quality, friendly service, and trusted results.

“

Mr Keech was excellent from quote to finish. Workmanship exemplary and professional throughout, would not hesitate to recommend.

Miss PepperHome Owner
“

An excellent window fitter who treats your home with respect and keeps a tidy work area. Highly recommend.

Mr Matthew HughesKettering, Northamptonshire
“

Competitively priced, arrived when he said and the workmanship was brilliant. DK Windows & Doors were superb.

Mr HerrinKettering, Northamptonshire
“

Brilliant work — very efficient, considerate and tidy. A pleasure to have them working in our home.

Miss Mary GamesonHome Owner
“

Fourth time using this company and would certainly use them again. Consistently excellent results.

Mr CritchleyNorthamptonshire
“

ery pleased with how the work was undertaken and the finished product. No hesitation in recommending Darrin

DavidNorthamptonshire
“

Very professional, clean and tidy. Excellent installation and friendly manner. Have used before and never disappointed.

Ms JonesNorthamptonshire
“

Outstanding quality and service. Professional, punctual and great value — would highly recommend.

Mr Kelvin Gingell
“

Absolutely amazing! Great quality installation, no mess left behind, super friendly. Would always recommend.

Mrs Robinson
“

Professional, knowledgeable and friendly. Made us comfortable while work was carried out. Couldn’t recommend highly enough.

Mrs Lorenwynn
“

Really professional with communications and advice. Glad we chose DK over big sales companies, decent price and great fit.

Mr Bambridge
“

Very polite and explained everything clearly. Excellent quality of work.

Mr Southern
“

Very clean and professional service from start to finish.

Mr David Alexander
“

hole process carried out efficiently. Pleasant, helpful and thorough with explanations.

Mr Narracott
“

Very pleased with the work. Pleasant worker who left everything clean. Would recommend without hesitation.

Mrs Christine Strangward
“

Darrin has done all our windows and doors over the years professional, great time management and communication.

Mr Davies
“

Professional, helpful and pleasant. Excellent job neat, tidy and careful installation.

Mr Chamberlain
“

Kitchen window fitted quietly and tidily. Demonstrated the locks and left everything clean. We ordered more straight away.

Mrs Heath Critchley
“

Arrived when he said, made very little mess and took everything away. Would not hesitate to use again.

Roy & Julia Lovell"
“

Excellent job and quality work cannot recommend highly enough.

Mr Godfrey
“

Absolutely brilliant very professional, very tidy and very reliable. Highly recommend.

Mr Hughes
“

Helpful, courteous, knowledgeable and reliable with a quality finish.

Mr Maxwell
“

Professional, courteous and tidy. Work finished to an excellent standard would highly recommend.

Mrs Braybrook
“

Reliable, polite and skilled contractor. Would definitely recommend.

Mr Aguilar
“

Excellent service, highly recommend.

Mr Lyness
“

Exceptional service and attention to detail. Faultless from start to finish.

Mr Hill
“

Goes above and beyond, quality workmanship, friendly manner and impeccable timekeeping.

Mrs Warren
“

Excellent company, impressed from start to finish. Would recommend and use again.

Miss White
“

Went the extra mile to find exactly what we needed. Minimal disruption and no mess. Highly recommended.

Mrs Powers