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Derry~Londonderry · County Londonderry

Composite Doors in Derry~Londonderry

Our glaziers fit composite front and back doors across Derry~Londonderry, removing the old frame, levelling the new doorset and explaining how the work is approved.

  • BT48
  • Guide from £1,295

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Secure front doors across Derry~Londonderry

A flat's entrance door that opens onto a shared stairwell or corridor is normally a fire door, so it should not be swapped for a standard composite door. Certified fire-rated composite doorsets are made for this purpose, and the freeholder or managing agent will usually need to agree the replacement.

Composite door prices depend on the door style, core type, colour, glass design, side panels or toplights, hardware finish and lock specification. Removing an old frame from a deep or uneven opening, or fitting a new threshold, adds labour. See the guide prices for typical ranges; the written quote fixes the figure.

Letterplates can be a security weak spot, because tools can be fed through to reach the inside handle or keys. A letterplate with an internal cowl or restrictor, or a door with no letterplate and a wall-mounted post box, reduces that risk. Keys should be kept away from the door.

Composite doors do not need painting. Wipe the skin and frame with warm soapy water, avoid solvents and abrasive pads, and keep the threshold drainage clear. A little light oil on the lock gearing and hinges once or twice a year keeps the door closing smoothly, and hinges can be adjusted if it drops.

What you get

  • Removal and disposal of the old door and frame
  • Written guarantee terms and advice on building regulations sign-off
  • Made-to-measure composite doorset in your chosen colour
  • Survey, measuring and threshold check
Navy composite front door with a narrow glazed panel on a brick house

Derry~Londonderry at a glance

Postcodes covered
BT48 and the surrounding area, including Strabane, Limavady and Portstewart
Coast
Derry~Londonderry sits roughly 6 km from the nearest coastline, close enough that exposure on open or high ground is worth considering. Near the sea, salt air corrodes plated door furniture and lock parts more quickly, so marine-grade or stainless hardware is worth considering. Exposed doors also face wind-driven rain, so a well-sealed frame, weatherbar and threshold drainage matter more than usual.
Daylight and sun
In Derry~Londonderry the midwinter sun reaches about 12° above the horizon at noon, with roughly 6.9 hours of daylight, rising to about 58° and 17.1 hours in midsummer. Dark-coloured doors in direct sun get much hotter than pale ones, so follow the manufacturer's guidance on colour for south and west-facing entrances. Glazed panels and side lights bring daylight into dark hallways, especially on north-facing elevations.
Access and setting
Street-facing front doors in towns and cities face more passers-by, so anti-snap cylinders, laminated glass and letterplate guards are worth specifying. Conservation areas may control front door styles and colours, and flat entrance doors onto shared corridors normally need fire-rated doorsets.
Rules in Northern Ireland
Technical Booklet V covers safety glazing in Northern Ireland, including glass in and around doors and low-level glazing where people could walk into it.

Guide prices in Derry~Londonderry

Guide prices inc VAT for typical jobs. Remote and island locations are quoted by arrangement. Your written quote fixes the price after measuring.
Typical jobGuide price inc VAT
Composite front door, supplied and fitted£1,295 – £1,795
Door with one side panel£1,695 – £2,295
Door, side panel and top light£1,895 – £2,595

Get a guide price for your size

In Northern Ireland, replacing windows and doors in an existing home does not usually need a building control application, but the work must still meet the Building Regulations (Northern Ireland), including the energy and safety glazing requirements. Other buildings, new openings and structural changes can need approval, so check with the council's building control if you are unsure. Replacing only the glass in an existing frame is a repair.

What you can choose

Glass designs

Clear, obscure, bevelled or decorative glass in sealed cassettes, with toughened or laminated panes for safety and security.

Side panels and toplights

Glazed or solid panels beside or above the door to bring light into the hallway and fill wider openings.

Hardware finishes

Handles, knockers, letterplates and numerals in chrome, satin, gold, black or graphite, chosen to match the door style.

Composite Doors in Derry~Londonderry: questions

How long does it take to fit a composite door?

Fitting a composite front or back door usually takes a day on site, including removing the old door and frame, fitting and adjusting the new doorset and sealing around it. Doors are made to order first, and the manufacturing lead time depends on the style and colour; it is confirmed in writing when you accept the quote.

Can I change a flat's front door to a composite door?

It depends where the door is. A flat entrance door that opens onto a shared stairwell or corridor is normally a fire door, so only a certified fire-rated doorset is suitable. Leaseholders usually need the freeholder's or managing agent's agreement too. A flat door opening directly outside may be treated like a house door, so check first.

Are composite doors more secure than uPVC doors?

A well-specified composite door is usually stiffer and harder to force than an older uPVC panel door, but security depends mostly on the lock, cylinder, hinges and glass. Look for a multi-point lock, an anti-snap cylinder such as TS 007 3-star or SS312 Diamond, laminated glass and a door tested to PAS 24.

What glass can I have in a composite door?

Composite door glass comes in sealed cassettes with clear, obscure, bevelled, leaded-effect or decorative designs. Any glass within 1500mm of the floor in a door should be safety glass, and laminated glass adds security because it stays together when struck. Obscure designs give privacy in hallways while still letting daylight in.

Do you cover Derry~Londonderry for composite doors?

Yes. We can quote for composite doors across Derry~Londonderry and the surrounding County Londonderry area, including postcode districts BT48, and nearby Strabane, Limavady and Portstewart. Start with your postcode on the quote form and a glazier will arrange a free survey before giving you a written quote.

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