Dartford's local installerfor windows, doorsand conservatories
Based five miles from Dartford in Greenhithe, same-day survey slots, familiar with the local housing stock, and a fixed written price on every job.
Local DA1/DA2 · Since 1998 · 10-year workmanship guarantee
Serving Dartford, DA1, DA2
Dartford (DA1 and DA2) is effectively our home town. Our workshop is in Greenhithe, roughly ten minutes away, and Dartford installs make up a large share of our weekly workload.
That proximity is genuinely useful: surveys can often be arranged the same day, our fitters arrive on time, materials come from a local base rather than a distant hub, and any snagging or aftercare visit is straightforward to schedule.
Typical Dartford jobs include full-house uPVC replacement on 1930s and post-war stock, composite front doors, aluminium bi-folds and warm-roof conservatory conversions. Every install is FENSA-certified with our 10-year workmanship guarantee and £5m / £10m insurance cover.
What we install in Dartford
Every service below is delivered by our employed team from just up the road in Greenhithe.

Windows
Made-to-measure uPVC, aluminium and timber-effect windows fitted to Dartford homes with A-rated glazing and FENSA certification.

Bi-fold Doors
Aluminium bi-folds surveyed, structurally checked and installed to open up rear elevations across Dartford.

Composite Doors
Secured-by-Design composite front doors sized and colour-matched for Dartford street scenes.

Aluminium Windows & Doors
Slimline aluminium systems for Dartford extensions, loft conversions and contemporary refurbishments.

Warm Roofs
Tiled warm-roof conversions turning cold, leaky conservatories in Dartford into usable year-round rooms.

Skylights
Fixed and opening rooflights installed on Dartford flat roofs, kitchen extensions and loft rooms.

uPVC Doors
Cost-effective uPVC back, side, French and patio doors fitted across Dartford.

Conservatories
Bespoke conservatories and orangeries built on properly engineered bases across Dartford.

Roof Lanterns
Aluminium roof lanterns adding daylight and ceiling height to Dartford kitchen-diners.
Why homeowners in Dartford choose Swift
Swift Home Improvements Ltd (company 03679915) is a family-run installer founded in 1998, based at 215 London Rd, Stone, Greenhithe DA9 9DQ. We carry £5m Public Liability and £10m Employers' Liability cover, are FENSA registered, and hold a Checkatrade 10/10 average across 279 verified reviews. Every install is backed by our 10-year workmanship guarantee.
Recent installs near Dartford
A selection of real Swift installations from across Kent, London, Surrey and the South East. Tap through to browse the full gallery.
Common issues in Dartford properties
Dartford's housing is a mix of Victorian and Edwardian terraces closer to the town centre, extensive 1930s semi-detached corridors, post-war stock across Temple Hill and surrounding estates, and newer developments around Bluewater and Ebbsfleet. Openings are varied and standard sizing is rarely a safe assumption.
Failing 1990s replacement units
A lot of Dartford homes were re-glazed in the 1990s. Blown units, discoloured frames and worn hardware are common, modern A-rated glazing gives a step change in thermal performance.
Traffic noise near arterial routes
Streets close to the A2, A282 and M25 approach benefit from acoustic-rated glass. We spec laminated or asymmetric units where noise is a concern.
Chalk ground and settlement
North Kent's chalk geology can cause differential movement on older properties. We survey base condition before quoting any conservatory or extension glazing.
End-of-life 2000s conservatories
Many Dartford conservatories from the 2000s are unusable half the year. Warm-roof conversions turn them back into everyday rooms without a full rebuild.
From first call to sign-off
- STEP 1
Enquiry
Call, WhatsApp or form, we confirm coverage and book a sales representative visit at a time that suits you.
- STEP 2
Sales representative visit
One of our sales reps comes out first to walk the property, talk through options and finishes and outline indicative pricing. No pressure.
- STEP 3
Surveyor & fixed written quote
Our surveyor then attends separately to measure every opening and check structural detail. You get a fixed written price to compare like-for-like.
- STEP 4
Manufacture & scheduling
Frames are made-to-measure to your survey. We book a firm install date and confirm access details.
- STEP 5
In-house fitting team install & sign-off
Our own employed fitting team carries out the install, tidy site, snagging walkthrough and FENSA certificate issued to your address.
Dartford, common questions
Do you serve all Dartford postcodes?
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Yes, DA1 and DA2 are our core home area, and we also work across neighbouring DA postcodes.
How fast can you reach Dartford?
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Typically ten minutes from our Greenhithe workshop. Same-day survey slots often available.
How much do windows cost in Dartford?
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Every quote is bespoke to the property. You'll receive a fixed written price after survey, no verbal estimates.
Do you carry out emergency repairs in Dartford?
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We only carry out repairs on windows and doors we originally installed. If Swift fitted your windows or doors we prioritise urgent call-outs, often same-day given the short distance. We do not attend emergency repairs on installs by other companies.
Are you a local Dartford business?
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Yes, Swift Home Improvements Ltd (company 03679915) has been based in Greenhithe, five miles from Dartford, since 1998.
Are you FENSA registered?
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Yes, every install in Dartford is FENSA certified and Building Regulations compliant.
What guarantees apply?
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10-year Swift workmanship, manufacturer product guarantees, FENSA insurance-backed guarantee, £5m Public / £10m Employers' Liability.
Can you handle warm-roof conservatory conversions?
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Yes, it's one of our most requested services in Dartford. See the Warm Roofs service page for detail.
Other areas we cover
Get a fixed price for your Dartford project in writing
Director-level survey, no pressure, and a written fixed price you can compare like-for-like. We get back to you promptly.
FENSA registered·10-year workmanship guarantee· Dartford










