Insured and documented
Wastewater containing detergent or biocide is contained and directed away from surface water drains during the clean, and drainage outlets on roof terraces and balconies are checked and cleared as part of the visit.
Barnet · N20 · Patio and decking cleaning
Same-week slots · Fully insured · Local Whetstone fitters · Fixed written pricesLooking for patio and decking cleaning in Whetstone N20? We work in Whetstone most weeks — high Road shops, side streets of 1930s semis and green-belt edge to the north — and price patio and decking cleaning against that reality rather than a London average. Fixed written quote from £4.50, insured fitters, every fixing torqued, and the flat-pack packaging taken away.


Overview
Patio and decking cleaning in Whetstone N20 is a fixed-price visit for owner-occupier-led homes in Barnet, most of them inter-war. 3,588 households sit inside this N20 patch, 50% of them flats, so we quote on access near Whetstone Stray rather than a London average.
How it works
Step 1
Concrete, natural stone, softwood or composite, roughly the area, and whether there's an outside tap or the flat needs water carried up by bowser.
Step 2
Priced per square metre for the surface you have, with oiling, re-staining or a bowser water supply shown as separate lines rather than bundled in.
Step 3
Furniture and planters moved, deck board gaps cleared of leaf litter, and algae or lichen in shaded corners given a biocide soak before washing.
Step 4
Concrete at full strength; natural stone, softwood and composite all stepped down to protect the surface, using a wide fan nozzle on composite specifically.
Step 5
Softwood decking is left to dry before any oiling; drainage outlets on roof terraces are checked clear; furniture is put back once the surface is dry underfoot.
Why choose us
Wastewater containing detergent or biocide is contained and directed away from surface water drains during the clean, and drainage outlets on roof terraces and balconies are checked and cleared as part of the visit.
One technician for a standard garden patio or deck; two for a roof terrace or balcony where water has to be carried up by bowser and furniture moved through a lift or stairwell. Driveway parking throughout; the High Road has short loading bays only.
Same-week across every borough, with weekend slots common through spring and early summer when garden and roof-terrace use picks up. Totteridge & Whetstone (Northern) is the nearest station, so a N20 visit rarely needs a whole morning set aside.
We expect cavity brickwork outside, over timber stud partitions inside, and with 27% one-person households in Whetstone, one adult is usually the only pair of hands on site in N20, and we carry the anchors, through-fixings and long bits that match. The mistake we spend most time undoing here is a four-hole bracket with two screws in a stud and two in fresh air, as the Whetstone stock goes, where 61% owner-occupation means the same home is booked again rather than a new tenant each year.
Fixed prices
| Job | From | Typical time | What sets the price |
|---|---|---|---|
| Concrete flag patio, per m² | £4.50 | By area | Manufactured concrete flags take a standard rotary surface cleaner at full pressure without any risk to the finish. |
| York stone or sandstone patio, per m² | £6.50 | By area | Natural stone is more porous and softer than concrete, so it's cleaned at a lower pressure with a specialist stone-safe cleaner rather than the standard detergent. |
| Softwood decking clean, per m² | £5 | By area | Softwood boards need the pressure kept low and the nozzle kept moving, since a static jet will fur the grain and shorten the board's life. |
| Composite decking clean, per m² | £5.50 | By area | Composite boards need a wide fan nozzle and a lower bar pressure than timber, since a narrow jet can strip the capping layer that gives composite its colour and grip. |
| Decking oiling or re-staining after cleaning, per m² | £4 | Added to visit | Softwood decking needs re-oiling once dry to stay weatherproof; this is priced as a separate pass because it can only start once the boards have fully dried out. |
| Roof terrace or balcony deck, per m² | £7 | By area | No mains tap on most roof terraces means water is carried up by bowser, and drainage outlets have to be checked and cleared as part of the visit, not just the deck surface. |
Concrete flag patio, per m²
£4.50 · By area
Manufactured concrete flags take a standard rotary surface cleaner at full pressure without any risk to the finish.
York stone or sandstone patio, per m²
£6.50 · By area
Natural stone is more porous and softer than concrete, so it's cleaned at a lower pressure with a specialist stone-safe cleaner rather than the standard detergent.
Softwood decking clean, per m²
£5 · By area
Softwood boards need the pressure kept low and the nozzle kept moving, since a static jet will fur the grain and shorten the board's life.
Composite decking clean, per m²
£5.50 · By area
Composite boards need a wide fan nozzle and a lower bar pressure than timber, since a narrow jet can strip the capping layer that gives composite its colour and grip.
Decking oiling or re-staining after cleaning, per m²
£4 · Added to visit
Softwood decking needs re-oiling once dry to stay weatherproof; this is priced as a separate pass because it can only start once the boards have fully dried out.
Roof terrace or balcony deck, per m²
£7 · By area
No mains tap on most roof terraces means water is carried up by bowser, and drainage outlets have to be checked and cleared as part of the visit, not just the deck surface.
Domestic prices are the total you pay; managing agents and landlords are invoiced plus VAT at 20%. Furniture moved off the patio or deck before cleaning and put back after, and clearing debris from drainage gaps between deck boards, are included. Where a bowser or extended hose run is needed for a flat with no outside tap, that's shown as its own line.
Scope
I asked Hello Services for a deep clean of the carpets of a house in London we were moving into. Loqman and his colleague arrived on time and were incredibly fast in firstly hoovering all to be worked on and then deep cleaning a total of seven sets of carpets across our first and second… Read in full →
Thankyou to Nicole and Marius and colleagues for a superb clean of our family home. It was done under difficult circumstances with removal people still emptying the property of furniture and boxes around them as we were moving out after nearly 40 years. We were extremely happy with the end result and am sure that… Read in full →
Hello Services did a great job cleaning my new flat in Greenwich London before I move in. Professional, friendly and efficient. Thank you to Dara and a great team! Will be using you guys again for end of tenancy clean on current flat! Charlotte V.
Read all 23 Cleaning reviews from Greater London customers →
Quoted verbatim from reviews customers left on our public Google and Trustpilot profiles. Nothing is edited, shortened beyond the link above, or written by us.
Coverage
Also in this area
Block paving, resin-bound and imprinted concrete driveways cleaned, resanded and sealed.
Front paths, side returns and communal walkways cleaned without disturbing loose flags.
The wider outdoor jet washing hub covering every hard surface we clean.
New garden furniture built and levelled on the patio or deck once it's clean.
Two crew and a Luton or tipper; three where everything has to be carried through a hallway.
A full top-to-bottom clean of the property once it has been emptied.
Cuttings, turf and soil taken to a licensed composting site rather than to landfill.
Working in Whetstone
3,588 households sit inside the N20 neighbourhood covering Whetstone. The build is inter-war, the tenure profile owner-occupier-led, and 50% of those homes are flats.
With 29% private renting against 61% owner-occupied, most N20 bookings land on a move-in day rather than a weekend.
Walls are cavity brickwork outside, over timber stud partitions inside, and with 27% one-person households in Whetstone, one adult is usually the only pair of hands on site, so the fixing that matters in Whetstone is chosen on site — the usual failure here is a four-hole bracket with two screws in a stud and two in fresh air, as the Whetstone stock goes, where 61% owner-occupation means the same home is booked again rather than a new tenant each year.
High Road shops, side streets of 1930s semis and green-belt edge to the north. That character decides the practical detail of patio and decking cleaning here far more than the borough boundary does. Whetstone is outside the Congestion Charge zone but inside ULEZ; our vehicles are compliant, so nothing is added for it.
Driveway parking throughout; the High Road has short loading bays only. Nearest station is Totteridge & Whetstone (Northern), and one technician for a standard garden patio or deck; two for a roof terrace or balcony where water has to be carried up by bowser and furniture moved through a lift or stairwell.
Area at a glance
Who lives in Whetstone and what they live in decides how patio and decking cleaning is quoted and how long a visit takes. These are the published Census 2021 figures for the Whetstone East neighbourhood itself — not Barnet-wide averages, and not estimates.
9,087
Residents
Whetstone East neighbourhood, Census 2021
3,588
Households
Median age 39.7
Flats vs houses
Residents by sex
Single-person households
27.2%
Privately rented
29.3%
Source: ONS Census 2021 via Nomis (TS008, TS041, TS007A, TS044, TS054, TS003), MSOA geography. Figures cover the ONS neighbourhood Whetstone East (E02000034) — the published geography that covers Whetstone, not the whole borough. Neighbourhood names: House of Commons Library MSOA Names (OGL). Coordinates for the N20 district: 51.6292, -0.1743 — Outward postcode centroid, postcodes.io (Ordnance Survey Open Data).
50 in Whetstone, and every job is quoted as a fixed written price before a fitter is booked on this side of Barnet, with 29% of N20 homes being privately rented. Surface material first — natural stone and composite decking cost more per square metre than concrete because both need a lower pressure that takes longer to cover the same area — then access, since a roof terrace with no outside tap needs water carried up rather than run from a hose on N20 jobs — and a median age of 40 in this neighbourhood, with this being a short walk from Totteridge & Whetstone (Northern).
Yes — IKEA, Argos, Wayfair, Made and independent brands are all built to the manufacturer's instructions on the Whetstone rounds, with 3,588 households on this patch. We are independent of every retailer; the names simply describe what we assemble in Whetstone most weeks across N20, with a median age of 40 in this neighbourhood.
5–2 hours. Sliding-door and corner wardrobes take two to four times as long because the tracks have to be dead level across N20, with 50% of homes here being flats.
That is exactly why we build in the room it will live in on the Whetstone rounds. With 50% of Whetstone homes being flats, narrow hallways and tight turns are the norm on Barnet bookings, with this being a short walk from Totteridge & Whetstone (Northern) — and this being London Borough of Barnet territory, so anything that will not pass a doorway once assembled is built where it stands.
Whetstone Stray is the marker we route to in Whetstone, with Barnet parking rules in play, and driveway parking throughout; the High Road has short loading bays only. A N20 slot added to an existing Barnet round usually lands the same week rather than the next on this side of Barnet, with 50% of homes here being flats.
Same-week across every borough, with weekend slots common through spring and early summer when garden and roof-terrace use picks up across N20, with 61% owner-occupation locally. Whetstone sits close to Totteridge & Whetstone (Northern) on the streets near Whetstone Stray, with this being a short walk from Totteridge & Whetstone (Northern), so we can usually add a N20 job to an existing Barnet round at short notice.
Driveway parking throughout; the High Road has short loading bays only on the Whetstone rounds. Where a permit or a suspended bay is needed in London Borough of Barnet it is itemised on the quote before the visit, never added afterwards for Whetstone (N20) addresses — and 50% of Whetstone homes being houses, with this being London Borough of Barnet territory.
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Free quote · 1-hour reply
Two ways to go: price it yourself on the quote page, or pick a slot on the live booking calendar. Whetstone N20 jobs are confirmed in writing before anyone travels, and the same crew covers the rest of barnet.
No deposit is taken until the price and slot are confirmed in writing.