Wallington · Greater London
Composite Doors in Wallington
Timber doors in Wallington that swell, stick or need repainting can be replaced with low-maintenance composite doors that look like painted timber.
- SM6
- SM5
- SM1
- Guide from £1,295
About replacement front door in Wallington
In England, replacing a glazed external door is notifiable building work, and whether a mostly solid door counts depends on how much of it is glazed, so the installer confirms what applies. Where notification is needed, an installer registered with a competent person scheme can self-certify the work; otherwise building control approves it.
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.
Glass in a door, and in any side panel within 300mm of the door's edge, counts as a critical location when it is within 1500mm of the floor. In England, Approved Document K expects that glass to be safety glass that breaks safely, such as toughened or laminated glass.
A composite door slab usually combines a glass-reinforced plastic (GRP) outer skin, moulded with a woodgrain texture, over an insulated core. Some cores are high-density foam, others solid timber. Timber-cored slabs tend to feel heavier and more solid when closed, while foam cores are lighter and insulate well.
What you get
- Survey, measuring and threshold check
- Written guarantee terms and advice on building regulations sign-off
- Fitting, adjusting, sealing and finishing around the frame
- Removal and disposal of the old door and frame

Local details for Wallington
- Postcodes covered
- SM6, SM5, SM1 and the surrounding area, including Carshalton, Sutton and South Croydon
- Coast
- Wallington is well inland, around 37 km from the nearest coast, so salt exposure is not usually a factor.
- Daylight and sun
- In Wallington the midwinter sun reaches about 15° above the horizon at noon, with roughly 7.6 hours of daylight, rising to about 62° and 16.4 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
- Rural doors often face open fields, driving rain and sometimes mud and animals, so robust weather seals and threshold drainage matter. Older cottages may have low or irregular openings, so doors are measured carefully and frames sized to suit.
- Rules in England
- Approved Document K requires safety glass in critical locations in England: glazing in doors and in side panels within 300 mm of a door, up to 1500 mm above floor level, and any glazing in walls or partitions up to 800 mm above floor level.
Guide prices in Wallington
| Typical job | Guide 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
Approved Document Q applies to new homes in England, where doors and windows are expected to meet PAS 24 or an equivalent standard. It does not apply to replacements in existing homes, but PAS 24 products are still a sensible choice.
What you can choose
Glass designs
Clear, obscure, bevelled or decorative glass in sealed cassettes, with toughened or laminated panes for safety and security.
Insulated foam core
A lighter slab with a high-density foam core, offering good thermal performance and a wide range of styles.
Low threshold
A low-profile aluminium threshold for step-free or near step-free access, used where drainage and shelter allow.
Composite Doors in Wallington: 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.
What guarantee comes with a composite door?
Manufacturer guarantees apply to the door slab, frame, glass and locking hardware, and the terms are confirmed in writing. Guarantee terms for the installation are set out in writing with your quote, so you know what is covered before you go ahead. Keep the paperwork with your building regulations certificate for when you sell the property.
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.
Do I need building regulations approval for a new front door?
It depends on the door and where you live. In England, replacing a glazed external door is notifiable building work and must meet the energy standard, while the position for a mostly solid door depends on how much of it is glazed. A competent person scheme installer can self-certify notifiable work; otherwise building control approves it. Wales, Scotland and Northern Ireland have their own systems, and we explain which applies before fitting.
Do you cover Wallington for composite doors?
Yes. We can quote for composite doors across Wallington and the surrounding Greater London area, including postcode districts SM6, SM5 and SM1, and nearby Carshalton, Sutton and South Croydon. Start with your postcode on the quote form and a glazier will arrange a free survey before giving you a written quote.
Get a written quote in Wallington
Free survey for new glazing, clear guide prices and one point of contact for every glazing job.