Instant Windows and Doors Limited
London
Checkatrade member since October 2023
Services
- Aluminium Doors Installation
- Aluminium Windows Installation
- Bay Windows Installation
- Bifold Doors Installation
- Composite Front Doors Installation
- Conservatory Installation
- Door Canopies
- Double Glazing Installation
- Exterior Doors Installation
- French Doors Installation
- Frosted Windows
- Patio Doors Installation
- Porch Installation
- Roof Windows Installation
- Secondary Glazing
- Stable Doors
- Timber / Wooden Doors Installation
- Timber / Wooden Windows Installation
- Triple Glazing Installation
- UPVC Doors Installation
- UPVC Windows Installation
- Window Fitters
- Windows and Doors
- Wooden Sash Windows Installation
Customer Reviews
Write a review9.82 /10
Based on 19 reviews over the past 12 months
Quality of work
9.84
Reliability
9.89
Communication
9.74
Reviews (79)
10 Very professional team
Posted 10 March
A big thank you to Martin and his Team, they are a very friendly, proffessional company. We would definately recommend this company. We had secondary glazing fittd in our rental flat. Our Tenants work long hours and its difficult to get time off, but Martin and the team managed to complete the installation around the Tenants work schdule. Their work is very clean and tidy and the quotation for the installation was very competative.Verified reviewerJob location: CR410 The best company for windows in UK!
Posted 27 February
We are extremely pleased with the installation of our new sash windows. From the outset, Paul and Martin demonstrated a high level of professionalism, technical knowledge, and attention to detail. They were attentive to our requirements and showed excellent understanding of the challenges involved, providing outstanding customer care throughout the process. The installation team was punctual and completed the works exactly as scheduled. The workmanship delivered by Conor and his team was of an exceptionally high standard; the work area was left clean and tidy, and all interactions were conductVerified reviewerJob location: W510 Instant Windows and Doors provided an exceptional service from start to finish
Posted 19 February
The team were friendly, professional, and transparent from the first visit. Paul and Martin explained everything clearly with no hidden costs. We initially had 4 windows at the rear replaced. Connor and John carried out the installation to an excellent standard—on time, efficient, respectful of our home, and left everything spotless. The quality and finish of the windows were outstanding. We were so impressed we had the rest of the house done, with the same great results. Highly recommended for quality workmanship and reliable service.Verified reviewerJob location: IG99.67 Excellent door installation
Posted 12 January
Excellent experience when designing and fitting our front door. Instant windows and doors were easy to get hold of and answered all of our questions promptly. They went above and beyond when installing the door, we are very pleased with the quality of the work.Verified reviewerJob location: RH2010 Excellent work
Posted 12 October 2025
Very pleased with the work carried out. Very reasonably priced.Verified reviewerJob location: RH1110 Excellent porch company
Posted 10 October 2025
No nonsense and competitive quote. Very thorough explanation of work. Very good communication. Professional, polite and tidy. Outstanding work. Very reassuring to know that if there are any problems they will come back out. Friendly and honest. Would absolutely recommend this company.Verified reviewerJob location: BN1
Photos
Company Info
Owner
David Ford
Ltd Company
3 years on Checkatrade
VAT Registered
Yes: 444456584
At Instant Windows & Doors, we do not look to sell you the most expensive products. We pride ourselves on giving valuable advice that helps you make the best and most informed decisions based on your budget and personal needs. Our service is available to residential and commercial property owners across Southeast England.
Whether you want to upgrade your windows at home or install a stylish new set of bi-fold doors at your office, our certified FENSA-registered team will guide your every step
With over 50 years of expertise behind us, we guarantee a prompt and hassle-free installation. To top it off, we’ll leave your property looking spick and span; we even tidy up to a 5-star standard!
Martin Dimmock is one of two directors at Instant Windows & Doors. He has over 28 years of industry experience, making him the perfect point-of-contact for receiving valuable knowledge and guidance that caters to your needs and budget. In Martin’s words: “We provide you with everything you need to make an informed decision and tailor our service according to your personal needs and preferences. Our mission is to make the whole process simple and deliver a world-class service you can rely on.”
David Ford is also a director at Instant Windows & Doors. He has over 15 years of industry expertise and works with Martin to ensure the smooth running and development of the business. In his words: “Our forward-thinking approach ensures we stay up to date with all the latest window and door products, trends and technologies shaping the UK industry. You can always depend on us for the latest, most recent information and news.”.
Accreditations and awards
This trade passed up to 12 Checkatrade vetting checks
Member since October 2023
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