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SUPPLY & FIT · LONDON · SUSSEX · SURREY

AL4 · A1057 / M1 J7 · 22 mi from central London · Kitchen Extensions

Marshalswick Rear-Extension Flooring: Herringbone & Parquet Flooring Fitted

Kitchen extensions are the busiest flooring category we quote in Marshalswick. Most are rear extensions or side-returns on Victorian, Edwardian or 1930s 1930s semi homes, adding 12–25m² of new floor to a kitchen that already exists. The floor has to blend — same board, same direction, same level — even though the two subfloors are 100 years apart.

Marshalswick rear extension with matched Herringbone & Parquet Flooring into retained kitchen

Getting the height transition right in Marshalswick rear extensions

Where the two levels genuinely can't be matched (rare, but real), we design a two-step visual transition with a matched threshold ramp — never a 'hope no-one notices' butt-join.

Why Marshalswick clients book us for kitchen extensions

  • Silicone-sealed wet-zone perimeter on every Marshalswick extension
  • Batch-matched supply across extension and retained kitchen
  • Silicone-sealed wet-zone perimeter on every Marshalswick extension
  • Batch-matched supply across extension and retained kitchen

Making the extension read as one floor with the existing kitchen

On Marshalswick kitchen extensions we specify the whole floor — extension plus retained kitchen — as one order, from one batch. Trying to match into a 5-year-old kitchen board never works; the new boards read fresh, the old ones read weathered. Better answer: re-do both, so they're the same age from Day 1.

Local context

Substantial 1930s/1950s suburb of detached semis

Nearest station

St Albans City

UFH commissioning for Marshalswick kitchen extensions

Build-up on Marshalswick extension UFH floors: max 20mm total. Board 14–15mm, thermal underlay 4–5mm. Anything thicker slows response and costs energy.

Kitchen Extensions in Marshalswick — questions

How long does a full Marshalswick kitchen extension floor take to fit?
5–7 working days for a typical Marshalswick rear extension (18–25m²) plus retained kitchen, including UFH commissioning, subfloor levelling and silicone perimeter.
How much does a Marshalswick kitchen extension floor cost?
Typical Marshalswick extension (20–25m² new + 10m² retained kitchen) in engineered oak with UFH: £3,800–£6,400 fitted. In LVT: £2,200–£3,900. Both include commissioning and silicone perimeter.
How do I match the level between my Marshalswick extension and existing kitchen?
Under 3mm difference we ramp with matched threshold. Above 3mm we level with self-levelling compound before fit. We measure both levels on the survey and price accordingly.
Can I have engineered wood in a Marshalswick extension over UFH?
Yes — engineered wood is the ideal spec for Marshalswick extensions over UFH. Certified UFH-compatible ranges, glued down to screed, run at up to 27°C surface temperature. Solid wood cannot go here.
Do we need to remove existing kitchen units on a Marshalswick extension floor job?
Usually no — we fit up to the plinth line with colour-matched beading. Only jobs where the kitchen is being replaced anyway get full floor-under-cabinets install.
Can I blend a new extension floor into my existing Marshalswick kitchen?
Yes — but the winning strategy is to re-do both floors together, from one batch. Trying to match into an existing floor almost always shows the join. Costs more but reads seamless.

Kitchen extension flooring quote for Marshalswick

48-hour written quote, continuous fit into existing kitchen, commissioning included.

Kitchen extensions in Marshalswick are level-matching, batch-matching and UFH-commissioning jobs before they're board-fitting jobs. Plan all three at survey stage and the floor reads seamless.