12 Best Window Installers in Enfield for 2026

🪟 12 businesses · 📍 Enfield
✓ Reviewed regularly · ✓ Updated 15 September 2026
Mark Reid
Written by Mark Reid, Trades Editor · Verified 15 September 2026
Enfield's housing stock is a real mixed bag, which makes window installation here a bit different from a new-build estate elsewhere. You've got the Victorian and Edwardian terraces around Bush Hill Park and Winchmore Hill needing sash windows or slimline double glazing that keeps conservation officers happy, the 1930s semis in Grange Park and Bowes Park with their original steel or timber frames, and newer flats near Enfield Town or Ponders End where uPVC replacements are more straightforward. Fitters working across the borough need to know the difference between a straight swap and a job that involves party wall considerations or planning restrictions, especially near the conservation areas dotted around Enfield Chase and Forty Hill.

The businesses featured here are pulled from public business listings and ranked mainly on review rating and review count, with a small lift given to those showing a working website and phone number. We read through each business's homepage to check that window installation is genuinely what they do day to day, which stops general builders or double glazing brokers with no real fitting team sneaking onto the list. Any listing flagged as permanently closed gets removed automatically as part of that process. Where you spot a Trust Verified badge, that business has gone further and passed our full verification, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history, and registered company information. Our How We Verify page sets out exactly what that involves. For businesses without the badge, none of those checks have been carried out by us, so it's down to you to do that homework before booking.

Before you commit to any quote, ask to see FENSA or CERTASS certification, since this covers the building regulations sign-off for replacement windows and matters if you sell the house later. Check whether the price includes disposal of old frames, scaffolding if you're above ground floor, and making good to the plaster reveals inside. Get written specifications on glazing units too, U-values, gas fill, and warranty length can vary a surprising amount between installers quoting for the same job. Three quotes is the sensible minimum, particularly for larger jobs like a full house of windows, because prices in Enfield can range widely depending on frame material and whether it's a straightforward replacement or something needing structural work.
How We Select & Rate The Best Window Installers in Enfield

Ranking is based on review rating and review count taken from third-party business listings, with a small boost for businesses that show a working website and phone number. We check each business's homepage to confirm window installation is their main trade, which keeps unrelated businesses off the page. Listings flagged as permanently closed are removed automatically. Businesses marked Trust Verified have additionally passed our full verification, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history, and registered company information; see our How We Verify page for the full list. Other businesses here haven't been independently verified by us, and appearing on this page isn't an endorsement. Always do your own checks before hiring.

Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. Every other listing is ranked on rating and review count from third-party business listings. How we rank & verify →

Quick Comparison: Window Installers in Enfield

Our Top Picks

1
North London Box Sash
Not Verified
★★★★★ 5.0 (168 reviews)
Enfield 020 3589 4163

Box sash window installation and draught proofing are the core specialisms at North London Box Sash, a window and door installer based in Enfield. The business works with period timber windows alongside double glazed sash and casement options, covering replacement and new installation. A Google rating of 5.0 from 168 reviews points to consistent results across its north London patch.

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2
Window Repair Enfield Ltd
Not Verified
★★★★★ 4.9 (146 reviews)
Enfield 020 3601 6827

Older terraced houses and Victorian conversions around Enfield make up much of the workload for this firm, with sash windows and period frames requiring particular attention. Window Repair Enfield Ltd also handles more straightforward replacements in newer builds and flats. Its 4.9 rating from 146 reviews reflects consistency across both types of job.

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3
World of Windows & Doors Ltd
Not Verified
★★★★★ 4.9 (76 reviews)
Enfield 020 8524 0010

World of Windows & Doors Ltd works as a window installer based in Enfield, fitting replacement windows and doors for local homes. The company has built up a 4.9 rating from 76 reviews, reflecting consistent standards across its installations. Its remit covers both domestic window replacements and door fittings within the surrounding area.

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4
Enfield Windows Ltd
Not Verified
★★★★★ 4.5 (146 reviews)
Enfield 020 8363 3233

Window installation and replacement services serving Enfield and the surrounding areas, Enfield Windows Ltd supplies and fits double and triple glazing for residential properties. The company operates from EN2, placing it well within reach of north London homeowners looking for a local installer rather than a national chain.

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5
Landmark Window Co Ltd
Not Verified
★★★★★ 5.0 (53 reviews)
Enfield 01992 761455

Window installation for homes across Enfield and the surrounding area is the focus of Landmark Window Co Ltd. The company supplies and fits replacement windows, with EN9 covering parts of the Lee Valley corridor where older housing stock creates consistent demand for upgrades. No rating data is held for this entry.

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6
Woodstock Joinery London Ltd
Not Verified
★★★★★ 4.7 (46 reviews)
Enfield 020 8443 2207

Families across Enfield looking to replace draughty frames turn to Woodstock Joinery London for window installation work. The firm has built a 4.7 rating from 46 reviews, reflecting consistent workmanship on domestic properties in the EN3 area. Its joinery background informs how frames are fitted and finished.

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7
Weller Green Limited
Not Verified
★★★★★ 5.0 (23 reviews)
Enfield 020 3633 8269

Bespoke timber windows and doors, including sash, casement, and bi-folding styles, are the core offer at Weller Green Limited, a joinery-focused installer based in Enfield. The company also carries out window replacement work across the EN2 area. A Google rating of 5.0 from 23 reviews points to consistent results on what is typically a high-scrutiny home improvement.

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8
Savoy Sash Windows
Not Verified
★★★★★ 5.0 (21 reviews)
Enfield 07432 206037

Period conversions and older properties around Enfield make up much of Savoy Sash Windows' workload, with timber and uPVC sash units fitted to match original proportions. The firm has built a 5-star record from 21 reviews, reflecting attention paid to detail on period-appropriate installations rather than standard off-the-shelf replacements.

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9
TROJAN WINDOWS & DOORS LIMITED
Not Verified
★★★★★ 5.0 (16 reviews)
Enfield 07814 723547

Trojan Windows & Doors Limited installs windows and doors for customers in Enfield. The company has built up a 5-star rating from 16 reviews, reflecting consistent standards across its installation work. It covers both domestic window replacements and door fitting within the local area.

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10
MEM Windows
Not Verified
★★★★☆ 4.3 (42 reviews)
Enfield 020 8443 2900

Families across Enfield turn to MEM Windows for double glazing and window replacement work, often when draughty frames or rising energy bills prompt a change. The company has built a local reputation over time, reflected in a 4.3 rating from 42 reviews. Its EN3 base keeps response times manageable for households nearby.

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11
MRT WINDOWS
Not Verified
★★★★★ 5.0 (6 reviews)
Enfield 020 3930 9558

MRT Windows is a window installation company based in Enfield, working on double glazing for domestic properties across the local area. Reviews from six customers on Google give the firm a full five-star rating. Enquiries can be made through the company's website for those wanting replacement windows fitted.

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12
Sash Doctor The Window Specialist
Not Verified
★★★★★ 4.5 (4 reviews)
Enfield 020 8884 0520

Enfield and the surrounding N9 area are served by Sash Doctor The Window Specialist, a firm focused on sash window repair and installation. Work covers draught-proofing, mechanism repairs and full replacements, catering to period properties where original joinery needs careful attention rather than wholesale removal.

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Transparency notice: Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. All other listings are ranked by a combined score drawn from ratings and review counts published on third-party business listings, plus basic completeness signals such as a working website and phone. A Trust Verified badge means we have independently checked that business's documents; businesses without it have not been independently verified by us. How we verify →

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Frequently Asked Questions

How much does a window installers cost in Enfield?
For a standard uPVC casement window supplied and fitted, expect somewhere between £350 and £600 per window depending on size and access. Sash windows, whether uPVC or timber, tend to run £500 to £900 each because of the extra fitting work, and if you're in a conservation area needing timber-look frames that cost climbs further. A full house re-glaze, say eight to ten windows on a three-bed semi, often lands between £4,500 and £8,000. Always get two or three quotes, since prices for the same specification can vary by hundreds of pounds between installers.
Do I need planning permission to replace windows in Enfield?
Most straightforward replacements fall under permitted development and just need building regulations compliance through FENSA or CERTASS, not full planning permission. It's different if your property is listed or sits within one of Enfield's conservation areas, such as parts of Bush Hill Park, Enfield Town or Forty Hill, where the council may restrict frame materials, colours or glazing bar patterns. Check with Enfield Council's planning portal or ask your installer to confirm before ordering anything.
How long does a typical window installation take?
A single window swap usually takes two to four hours, and a fitter can often manage two or three windows in a day depending on size and whether there's brickwork repair involved. A full house of ten windows typically takes two to three days. Bay windows and sash replacements take longer because of the extra carpentry, so factor in an extra day if your property has either.
What's the difference between uPVC, aluminium and timber windows?
uPVC is the cheapest and lowest maintenance option, good for most Enfield semis and terraces. Aluminium frames are slimmer and suit modern extensions or bifold doors, but cost more, typically 20 to 40 percent above equivalent uPVC. Timber gives the most authentic look for period properties, especially around Winchmore Hill's older streets, but needs repainting or staining every few years and comes with a higher price tag upfront.
Will new windows reduce my energy bills?
Replacing single glazing or old, draughty double glazing with modern units, particularly ones with a low U-value and argon gas fill, does cut heat loss noticeably. Savings depend on your current setup, house size and how much glazing you're replacing, so ask installers for the specific U-value of the units they're quoting rather than relying on vague claims. It's one part of a wider efficiency picture alongside loft insulation and boiler efficiency.
How do I choose between window installers in Enfield?
Ask to see current FENSA or CERTASS registration and get the certificate number so you can check it independently. Request proof of public liability insurance and ask how long they've been trading locally, then look at their reviews on public listing sites for patterns rather than just star ratings. Get a written quote covering materials, disposal, making good, and guarantee length, and get at least two more quotes to compare against it. If a badge on this page shows a business has passed fuller verification, that's a useful signal, but for anyone without it, doing these checks yourself before signing anything is the safest approach.