Skip to main content
Hello Services logoHello Services

Barnet · NW9 · Patio and decking cleaning

Professional Patio and decking cleaning in Colindale, NW9

Same-week slots · Fully insured · Local Colindale fitters · Fixed written pricesBooking patio and decking cleaning near The former Hendon Aerodrome and Colindale Gardens? Every new block requires booked goods lifts and loading bays; estate roads are gated, and that is planned into the slot rather than discovered on the day. Prices start at £4.50 and are fixed before we travel. Units are built in the room they live in, then wall-anchored where they need it.

NW9
  • Patio and decking cleaning in Colindale NW9 from £4.50, fixed in writing
  • Most booked here: safety fixings
  • Same-week across every borough, with weekend slots common through spring and early summer when garden and roof-terrace use picks up.
  • London Borough of Barnet permits, ULEZ itemised, never hidden
Patio and decking cleaning in Colindale NW9, Barnet
Patio and decking cleaning in Colindale NW9, Barnet — photographed on a Hello Services job.
Patio and decking cleaning in Colindale NW9, Barnet
Hello Services crews work across Barnet every week.
From, concrete flag patio, per m²
£4.50From, concrete flag patio, per m²
Colindale homes are flats
80%Colindale homes are flats
Privately rented
35%Privately rented
Households in Colindale
7,659Households in Colindale

Overview

Patio and decking cleaning in Colindale NW9, explained

Booked mostly by renter-heavy households around Colindale, patio and decking cleaning here covers supply-free fitting from £4.50. With 80% of Colindale's 7,659 homes in flats, lift access and stair carries in NW9 shape the slot length we hold.

How it works

How patio and decking cleaning works in Colindale

Five steps, the same on every NW9 job, so you know what happens before you commit. In NW9, Council and housing-association blocks built from precast concrete and dense block — with 33% social-rented stock locally, block access is agreed with the estate office first is what we plan for here.
  1. Step 1

    Tell us the surface and access

    Surface type, rough area, and whether there's an outside tap.

  2. Step 2

    Fixed written quote

    Per square metre, with oiling and bowser water as separate lines.

  3. Step 3

    Clear and pre-treat

    Furniture moved, gaps cleared, biocide soak on shaded growth.

  4. Step 4

    Wash at the right pressure

    Full strength on concrete; stepped down on stone, softwood and composite.

  5. Step 5

    Dry, treat and hand back

    Decking dried before oiling, drainage checked, furniture replaced.

Why choose us

Why Colindale customers book us

What follows is specific to Colindale: its walls, its access and the paperwork Barnet agents ask for.

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.

Crew sized to the job

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. Every new block requires booked goods lifts and loading bays; estate roads are gated.

Booked around your day

Same-week across every borough, with weekend slots common through spring and early summer when garden and roof-terrace use picks up. Colindale (Northern) is the nearest station, so a NW9 visit rarely needs a whole morning set aside.

Colindale walls, not generic walls

We expect precast concrete panels and dense blockwork in NW9, often with surface conduit, which is what a 80% flat share across the ONS neighbourhood covering Colindale actually produces in NW9, and we carry the anchors, through-fixings and long bits that match. The mistake we spend most time undoing here is drilling blind into a panel with reinforcement or a buried cable behind it, as the Colindale stock goes, and with 35% of homes here privately rented, it sets the booking date as often as the job does.

Fixed prices

Patio and decking cleaning prices in Colindale

Fixed prices for NW9 and the rest of Barnet. 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.
Patio and decking cleaning price guide for Colindale NW9
JobFromTypical timeWhat sets the price
Concrete flag patio, per m²£4.50By areaFull-pressure rotary surface cleaner.
York stone or sandstone patio, per m²£6.50By areaLower pressure, stone-safe cleaner.
Softwood decking clean, per m²£5By areaLow pressure, nozzle kept moving.
Composite decking clean, per m²£5.50By areaWide fan nozzle protects the capping layer.
Decking oiling or re-staining after cleaning, per m²£4Added to visitSeparate pass once boards have dried.
Roof terrace or balcony deck, per m²£7By areaBowser water and a drainage check.

Domestic prices are the total you pay; managing agents and landlords are invoiced plus VAT at 20%. Furniture moving and clearing deck-board drainage gaps are included; a bowser or extended hose run is shown as its own line.

Scope

What's included in Colindale

The same scope across NW9, whether the job is a single item or a full room.

Included in the price

  • In Colindale: surface identified first — concrete, natural stone, softwood or composite — and the pressure set for it, sized for the every new block requires booked goods lifts and loading bays; estate roads are gated
  • On NW9 jobs: algae, moss and lichen treated with a biocide before washing, patio and decking cleaning included
  • Standard on Barnet bookings: deck board gaps cleared so water drains through, with 7,659 households in this neighbourhood, it is the question we are asked most
  • Furniture and planters moved and repositioned, checked on every NW9 visit
  • In Colindale: wastewater directed away from surface water drains, the way it is done on Colindale jobs
  • On NW9 jobs: drainage outlets on roof terraces and balconies checked clear, with 80% of homes here being flats, planned around the stair or the lift

Not included

  • Replacing rotten, cracked or delaminating deck boards, handled by London Borough of Barnet or a specialist contractor instead
  • Repointing or re-bedding loose or sunken stone slabs, which we refer on to the right trade in Colindale
  • Deep oil or paint staining soaked into porous stone, quoted separately if you need it arranged in NW9
  • Structural work on raised decking or balustrades, outside the fixed price on Colindale bookings

Cleaning reviews from Greater London customers

4.5 ★ from 3,131 Trustpilot reviews
★★★★★Trustpilot
Diana and Alex carried out a deep clean for my property prior to new tenants arriving. The actually cleaning was superb and I would highly recommend them. The only downside was the office and booking system. The poor couple had to travel from Wimbledon to sidcup after waiting for the previous client to attend and… Read in full →
Rita Thorpe, Merton · · View on Trustpilot
★★★★★Trustpilot
Very good value for money. Booked the cleaning services and two people spent 4 hours cleaning my recently purchased flat, and the result was impressive and very reasonable priced to be in London. Highly recommended.
Llondon, Greater London · · View on Trustpilot
★★★★★Trustpilot
The cleaners I booked for my E14 flat did a great job, professional and thorough. It is easy to book services via Hello Services too. Will recommend them to anyone.
Yang, Tower Hamlets · · View on Trustpilot

Read all 18 Cleaning reviews from Greater London customers

4.5 out of 5 from 3,131 reviewsCheck on GoogleCheck on Trustpilot

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.

Working in Colindale

Colindale NW9 at a glance

Published figures for the neighbourhood that covers Colindale — the numbers that actually change a patio and decking cleaning quote.

In Colindale (NW9) the split is 80% flats to 20% houses over 7,659 households, and the stock is inter-war.

With 35% private renting against 32% owner-occupied, most NW9 bookings land on a move-in day rather than a weekend.

Expect precast concrete panels and dense blockwork in NW9, often with surface conduit, which is what a 80% flat share across the ONS neighbourhood covering Colindale actually produces behind the plaster in NW9. That is why fixings are picked in the room rather than off a van shelf, and why drilling blind into a panel with reinforcement or a buried cable behind it, as the Colindale stock goes, and with 35% of homes here privately rented, it sets the booking date as often as the job does is the fault we are called back to undo.

The fastest-growing new-build district in north London, around the old aerodrome. That character decides the practical detail of patio and decking cleaning here far more than the borough boundary does. Colindale is outside the Congestion Charge zone but inside ULEZ; our vehicles are compliant, so nothing is added for it.

Every new block requires booked goods lifts and loading bays; estate roads are gated. Nearest station is Colindale (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

Colindale NW9 by the numbers

Who lives in Colindale 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 Colindale and Grahame Park neighbourhood itself — not Barnet-wide averages, and not estimates.

19,701

Residents

Colindale and Grahame Park neighbourhood, Census 2021

7,659

Households

Median age 31.7

Flats vs houses

Flats 79.6%Houses 20.4%

Residents by sex

Male48.4%
Female51.6%

Single-person households

30%

Privately rented

35.3%

Median age
31.7
Owner-occupied
31.5%
Social rented
32.9%
Postcode districts
NW9
Nearest station
Colindale
Parking
CPZ + ULEZ

Source: ONS Census 2021 via Nomis (TS008, TS041, TS007A, TS044, TS054, TS003), MSOA geography. Figures cover the ONS neighbourhoods Colindale, Grahame Park (E02000049, E02006953) — the published geography that covers Colindale, not the whole borough. Neighbourhood names: House of Commons Library MSOA Names (OGL). Coordinates for the NW9 district: 51.5882, -0.2547Outward postcode centroid, postcodes.io (Ordnance Survey Open Data).

Common questions

Patio and decking cleaning in Colindale NW9 — your questions.

  • How much does patio and decking cleaning cost in Colindale NW9?

    50 in Colindale, and every job is quoted as a fixed written price before a fitter is booked on the Colindale rounds, with 20% of Colindale homes being houses. 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 for Colindale (NW9) addresses — and a median age of 32 in this neighbourhood, with The former Hendon Aerodrome and Colindale Gardens a few streets away.

  • Do you assemble IKEA and other flat-pack furniture in Colindale NW9?

    Yes — IKEA, Argos, Wayfair, Made and independent brands are all built to the manufacturer's instructions in Colindale, with a median age of 32 in this neighbourhood. We are independent of every retailer; the names simply describe what we assemble in Colindale most weeks around Colindale (Northern), with this being London Borough of Barnet territory.

  • How long does flat-pack assembly take in Colindale?

    In Colindale, 5–2 hours. Sliding-door and corner wardrobes take two to four times as long because the tracks have to be dead level in this 80% flats neighbourhood, with a median age of 32 in this neighbourhood. That covers patio and decking cleaning on Colindale jobs too.

  • Will a built wardrobe fit through a Colindale doorway?

    That is exactly why we build in the room it will live in for Colindale (NW9) addresses. With 80% of Colindale homes being flats, narrow hallways and tight turns are the norm in Colindale — and The former Hendon Aerodrome and Colindale Gardens a few streets away, with 33% social-rented stock nearby, so anything that will not pass a doorway once assembled is built where it stands.

  • How quickly can you reach Colindale from your Barnet round?

    The former Hendon Aerodrome and Colindale Gardens is the marker we route to for Colindale (NW9) addresses — and The former Hendon Aerodrome and Colindale Gardens a few streets away, with a median age of 32 in this neighbourhood, and every new block requires booked goods lifts and loading bays; estate roads are gated. A NW9 slot added to an existing Barnet round usually lands the same week rather than the next on the streets near The former Hendon Aerodrome and Colindale Gardens, with 7,659 households on this patch.

  • Is same-day or evening patio and decking cleaning available in Barnet?

    Same-week across every borough, with weekend slots common through spring and early summer when garden and roof-terrace use picks up on this side of Barnet, with 32% owner-occupation locally. Colindale sits close to Colindale (Northern), with this being a short walk from Colindale (Northern), so we can usually add a NW9 job to an existing Barnet round at short notice across NW9.

  • Do you handle difficult access in Colindale?

    Every new block requires booked goods lifts and loading bays; estate roads are gated on Barnet bookings. 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 in Colindale — and 30% one-person households here, with this being London Borough of Barnet territory.

Recent jobs near you

Real jobs our crews have completed nearby, with the price the customer actually paid. Published with their permission.

  • End OF Tenancy Cleaning

    Bromley

    August 2026

    One end of tenancy cleaning job completed in Bromley in August 2026.

    £270

  • Deep Cleaning

    Ealing

    August 2026

    One deep cleaning job completed in Ealing in August 2026.

    £250

  • Deep Cleaning

    Tooting

    August 2026

    One deep cleaning job completed in Tooting in August 2026.

Free quote · 1-hour reply

Get a fixed price for Patio and decking cleaning in Colindale NW9

Two ways to go: price it yourself on the quote page, or pick a slot on the live booking calendar. Colindale NW9 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.