Sash Windows in Crawley

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From £600

ServiceTypical price in Crawley
Casement Windows£375 - £963
Sash Windows£642 - £1,177
Bay Windows£1,284 - £3,424
Door Installation£910 - £1,926
Window Repair£95 - £268

Getting sash windows right in Crawley

Sash windows are built to slide vertically within a box frame, and getting the glazing bar proportions right matters just as much as the thermal performance on a period property. In Crawley, that means working with post-war New Town estates built from the late 1940s, close to Gatwick Airport, with an older village core around the High Street. Aircraft noise near the airport is one reason a fair few Crawley customers ask about acoustic glazing upgrades alongside standard replacements. We quote against the property in front of us rather than a generic price list, so Crawley jobs are measured and priced individually.

Why locals choose us

  • Draught-proofing brush seals fitted into the box frame, which on older sashes often makes the single biggest difference to comfort
  • Timber or foiled timber-effect frame options for properties where planning or conservation rules rule out uPVC
  • A post-war New Town built next to Gatwick Airport, with a much older market-town core at its centre, which shapes a fair bit of the Crawley housing stock we work on
  • Slimline double-glazed units that keep the traditional sash proportions and glazing bar pattern rather than looking like a modern retrofit
  • Free, no-obligation quotes with a written price before any work is booked in

Pricing in Crawley

Crawley carries a regional price factor of 1.07x the national average, reflecting higher local labour and living costs, so sash windows typically run from around £642 up to £1177 depending on size, materials and how many openings need doing - get a free quote for an exact figure for your property.

Areas we cover around Crawley

We cover Crawley and the surrounding area, including Ifield, Northgate, Southgate, Three Bridges and Gatwick. If you’re just outside these, get in touch anyway - we quote a wider radius than this list on a case-by-case basis.

Frequently asked questions

Are sash windows more expensive to fit in Crawley than standard casements? Generally yes - the box frame construction, balance mechanism and often-bespoke sizing on period properties push sash windows above standard casement pricing, even before any conservation-area requirements are factored in.

Do I need planning permission for sash windows in Crawley? Most like-for-like sash replacements on non-listed buildings don’t need planning permission, but listed buildings and conservation areas often have extra restrictions on materials and glazing bar pattern - check with the local council first.

Can sash windows be double glazed without losing the period look? Yes - modern slimline double-glazed units are built into a sash profile that matches the original glazing bar spacing and sightlines, so from the street they look very close to the single-glazed original.

Windows and doors in Crawley - local context

Designated a New Town in 1947, largely 1950s-60s brick semis and low-rise estates in 13 planned neighbourhoods (Northgate, West Green, Ifield). Little pre-war stock.

Dominant era of housing stock: Postwar New Town.

Heritage note: Around 6 conservation areas including Crawley High Street and Ifield.

Neighbourhoods and nearby areas we cover:
  • Ifield
  • Three Bridges
  • Pound Hill
  • Southgate
  • Broadfield

Postcodes we cover in Crawley

  • RH10
  • RH11

Not seeing your postcode? Request a quote anyway - we likely still cover it.

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