- Postcode district
- KT3
- Survey
- Free for new and replacement doors
- Typical lead time
- Typically 6–8 weeks from survey sign-off
- Guide price
- From £5,095 inc VAT
- Nearby
- Kingston upon Thames, Surbiton, Wimbledon
- Building rules
- England
Are slimline sliding doors right for your New Malden home?
Before you settle on a door type, it helps to know what slimline sliding doors do well and what to check before you order.
If you are building an extension in New Malden, choosing slimline sliding doors before the floor is screeded allows the frame to be recessed for a near frameless finish.
Is the patio behind your New Malden home level with the floor inside? If so, a flush threshold with an outside drainage channel can make the two read as one surface.
- Multi-point locking is concealed within the slim interlock and frame, keeping hardware out of sight while still engaging several points when the door closes.
- Profiles stay just as narrow on tall panels as on standard-height ones, keeping the sightlines consistent from floor to ceiling.
- Panels of up to around 2.5–3 m wide mean a wide opening needs fewer sections, and so fewer interlocks crossing the view.
Sunlight, glass and orientation in New Malden
At the latitude of New Malden, the midday sun climbs to about 62° in late June but only about 15° in late December, when daylight lasts around 7 h 51 min against 16 h 37 min in midsummer. A south-facing slimline sliding door lets that low winter sun deep into the room; on a west or south elevation, solar-control glass keeps summer afternoons comfortable.
Guide prices for slimline sliding doors in New Malden
Guide prices are the same across Greater London: the fitted price depends on the size, system and specification, not your postcode. These figures are for a standard 2.1 m high door, fitted, including VAT and removal of an old door of similar size.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 2.1 m | 2 panels | £5,495–£6,795 |
| 2.4 m | 2 panels | £5,995–£7,295 |
| 4.8 m | 3 panels | £9,595–£11,695 |
See every size on the slimline sliding doors page or try the guide price tool.
What happens when you order slimline sliding doors in New Malden?
Once the opening is measured, nothing is ordered until you sign off the specification. Lead time is typically 6–8 weeks from survey sign-off. Our fitters protect floors, remove the old door, install and seal the new one and leave the area clean — usually 1–2 days; allow 3–5 days of building work first if the opening is formed or widened for a door like this.
Do you need approval in New Malden?
English Building Regulations treat a new or replacement external door in an existing home as a controlled fitting: it needs a U-value of 1.4 W/m²K or better (or Doorset Energy Rating band C) if more than 60% of it is glazed (Approved Document L), and safety glass in a critical location (Approved Document K). Compliance is arranged through a competent person scheme installer or a Building Control notification, so you get a certificate for your records.
Options to consider for your slimline sliding door
- Concealed frame. Recess the outer frame into the floor, reveals and ceiling so almost no aluminium shows from inside.
- Glass. Double or triple glazed safety glass, with solar-control, low-iron or laminated units available.
- Handles. Slim flush pulls or a compact lever at the interlock, in matching or contrasting finishes.
Questions about slimline sliding doors in New Malden
Do you fit slimline sliding doors in New Malden?
Yes. We survey and fit slimline sliding doors in New Malden and across Greater London, including nearby Kingston upon Thames and Surbiton. Start with a guide price online or call us, and we will arrange a free survey for a new or replacement door.
How do you clean a slimline sliding door?
Clean a slimline sliding door by vacuuming the stainless track, wiping it with a damp cloth and washing the glass and frames with mild soapy water. A flush threshold's outside drainage channel needs clearing of leaves and grit, because it is what keeps water away from the floor. Large panes are easier with a long-handled squeegee. Manufacturer guarantees are passed to you, with our workmanship guarantee set out in writing in your quote.
What is the lead time for slimline sliding doors?
Slimline sliding doors typically take 6–8 weeks to manufacture after survey sign-off, because the profiles are precision-made and the glass units are large. Fitting typically takes 1–2 days. If the frame is being concealed in a new floor or ceiling, the recesses are formed during the building work, and a sub-frame may be set in place before the screed and plaster go on.
Do slimline sliding doors need structural work?
Slimline sliding doors need structural work only if the opening is being formed or widened, which is common with large panels. In England that is a Building Regulations application with structural calculations and usually a steel beam; the guide price for forming a 4 m opening is around £4,195, inc VAT, on top of the door. Scotland needs a building warrant, and Wales and Northern Ireland have their own rules.