Booked around your day
Most cat flap bookings are within 48 hours and take a single short visit. Blackfriars (Circle, District, Thameslink) is the nearest station, so a EC4 visit rarely needs a whole morning set aside.
City of London · EC4 · Cat flap fitting
Same-week slots · Fully insured · Local Blackfriars fitters · Fixed written pricesLooking for cat flap fitting in Blackfriars EC4? We work in Blackfriars most weeks — riverfront offices and legal quarter streets running up to Fleet Street — and price cat flap fitting against that reality rather than a London average. Fixed written quote from £75, insured fitters, the cut edge sealed and the flap set up.


Overview
Booked mostly by renter-heavy households around Blackfriars, cat flap fitting here covers supply-free fitting from £75. With 98% of Blackfriars's 4,914 homes in flats, lift access and stair carries in EC4 shape the slot length we hold.
How it works
Step 1
Timber, uPVC, composite, glass or masonry — plus what is behind it. A cavity wall or a glazed panel changes the job completely.
Step 2
Measured to your cat's chest height, so an older or arthritic cat still uses it in two years' time.
Step 3
Template marked, cut from both faces to avoid blow-out, and the edge lined, capped or sealed.
Step 4
Flap fitted square, sealed against draughts and rain, and the fixings drawn up evenly so the frame does not bow.
Step 5
Microchips registered, curfew set if you want one, and the flap left in training mode with the mess cleared.
Why choose us
Most cat flap bookings are within 48 hours and take a single short visit. Blackfriars (Circle, District, Thameslink) is the nearest station, so a EC4 visit rarely needs a whole morning set aside.
We expect with metal stud partitions between rooms — and dot-and-dab plasterboard over blockwork, and with 51% one-person households in Blackfriars, one adult is usually the only pair of hands on site in EC4, and we carry the anchors, through-fixings and long bits that match. The mistake we spend most time undoing here is short screws that grip only the board and slowly lever it off the dabs, as the Blackfriars stock goes, and with 48% of homes here privately rented, it sets the booking date as often as the job does.
Fitters carry £5m public liability cover. We check leasehold and landlord consent before cutting anything, and we will not cut a communal fire door — that would void its rating and the block's fire strategy.
One fitter for doors and panels; two where a wall tunnel is core-drilled and the debris has to be carried out of a flat. Embankment red route with no stopping; access is via the side lanes with a permit.
Fixed prices
| Job | From | Typical time | What sets the price |
|---|---|---|---|
| Timber door | £75 | 45–60 min | Cut, chamfered and sealed so the door edge does not swell in winter. |
| uPVC door panel | £95 | 1–1.5 hrs | The panel is cut in place with the frame protected, and the cut edge capped so water cannot track in. |
| Composite door | £120 | 1–2 hrs | A composite has a foam core between two skins; both faces must be cut cleanly and the core sealed. |
| Brick or block wall, up to 350mm | £190 | 2–3 hrs | Core-drilled both sides with a tunnel liner fitted, so the cavity is never left open. |
| Glass panel — cut-out supplied by a glazier | £110 | 1 hr | Toughened glass cannot be cut on site; we template it, fit the replacement pane and set the flap. |
| Microchip flap set-up and training mode | £25 | 15–20 min | Chips registered, curfew and selective entry configured, and the flap left on training setting. |
Timber door
£75 · 45–60 min
Cut, chamfered and sealed so the door edge does not swell in winter.
uPVC door panel
£95 · 1–1.5 hrs
The panel is cut in place with the frame protected, and the cut edge capped so water cannot track in.
Composite door
£120 · 1–2 hrs
A composite has a foam core between two skins; both faces must be cut cleanly and the core sealed.
Brick or block wall, up to 350mm
£190 · 2–3 hrs
Core-drilled both sides with a tunnel liner fitted, so the cavity is never left open.
Glass panel — cut-out supplied by a glazier
£110 · 1 hr
Toughened glass cannot be cut on site; we template it, fit the replacement pane and set the flap.
Microchip flap set-up and training mode
£25 · 15–20 min
Chips registered, curfew and selective entry configured, and the flap left on training setting.
Prices are labour and fitting materials; the flap itself can be supplied at cost or you can provide your own. Glass cut-outs are quoted by a glazier and shown separately. Where a lease or a landlord consent is needed we will tell you before booking rather than after. Permits, ULEZ and the Congestion Charge where they apply are itemised.
Scope
Sulltan is the best handyman in London. He is very reliable and professional. I highly recommend.
I booked online last minute, as I needed a handyman urgently for the next day. When I called Hello Services, I spoke to Michelle and she was extremely helpful and arranged everything within 15 mins. Adam the handy man then came to fix my wardrobe sliding door, which were jammed and came off the ledge… Read in full →
Sulltan is the best handyman in London , Highly recommend ......
Read all 26 cat flap fitting reviews →
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
Gripper, underlay, doorbars and stairs fitted, with the old floor lifted and taken away.
Wardrobes, beds, desks and storage built, levelled and anchored to the wall.
Floating and bracketed shelving into plaster, brick, stud and dot-and-dab.
Garden sets, loungers, BBQs, parasols and shed bases built outside and weather-fixed.
Bath and shower screens fitted, sealed and tested so the seal holds, not just looks right.
Working in Blackfriars
Blackfriars EC4 is mixed-era and renter-heavy: 98% of homes here are flats and 2% are houses, across 4,914 households (ONS Census 2021).
The renter-heavy mix here (37% owned, 48% privately rented) means a EC4 diary swings between short-notice tenancy deadlines and appointments set a fortnight out.
Expect with metal stud partitions between rooms — and dot-and-dab plasterboard over blockwork, and with 51% one-person households in Blackfriars, one adult is usually the only pair of hands on site behind the plaster in EC4. That is why fixings are picked in the room rather than off a van shelf, and why short screws that grip only the board and slowly lever it off the dabs, as the Blackfriars stock goes, and with 48% 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.
Blackfriars sits inside the Congestion Charge zone as well as ULEZ, so both are itemised on the quote rather than absorbed into an hourly rate. What shapes the job more is the neighbourhood itself — riverfront offices and legal quarter streets running up to Fleet Street — which is why a EC4 quote is not a City of London average.
Embankment red route with no stopping; access is via the side lanes with a permit. Nearest station is Blackfriars (Circle, District, Thameslink), and one fitter for doors and panels; two where a wall tunnel is core-drilled and the debris has to be carried out of a flat.
Area at a glance
Who lives in Blackfriars and what they live in decides how cat flap fitting is quoted and how long a visit takes. These are the published Census 2021 figures for the City of London neighbourhood itself — not City of London-wide averages, and not estimates.
8,583
Residents
City of London neighbourhood, Census 2021
4,914
Households
Median age 36.9
Flats vs houses
Residents by sex
Single-person households
51%
Privately rented
48.3%
Source: ONS Census 2021 via Nomis (TS008, TS041, TS007A, TS044, TS054, TS003), MSOA geography. Figures cover the ONS neighbourhood City of London (E02000001) — the published geography that covers Blackfriars, not the whole borough. Neighbourhood names: House of Commons Library MSOA Names (OGL). Coordinates for the EC4 district: 51.5148, -0.1015 — Outward postcode centroid, postcodes.io (Ordnance Survey Open Data).
Timber door starts at £75 in Blackfriars, with 2% of Blackfriars homes being houses, and every job is quoted as a fixed written price before a fitter is booked across EC4. The material sets the price. Timber is quickest, uPVC and composite need capping on EC4 jobs, with 37% owner-occupation locally, and a masonry wall means core drilling and a lined tunnel.
Yes — £95, an hour to 90 minutes. The panel is cut in place and the edge capped for Blackfriars (EC4) addresses, so the door stays weatherproof. If it is glazed, a glazier supplies a pane with the cut-out on this side of City of London.
Yes, in writing. 48% of Blackfriars homes are privately rented, with 48% of EC4 homes being privately rented, and a flap cut without consent is a common deposit deduction around Blackfriars (Circle, District, Thameslink). Send the email and we fit to its conditions in Blackfriars.
Yes, from £190 for a wall up to 350mm — the usual answer in Blackfriars on City of London bookings, with 48% of EC4 homes being privately rented — and 2% of Blackfriars homes being houses, where 98% of homes are flats with glazed back doors: we core-drill and fit a lined tunnel.
Blackfriars Bridge and the Thames-spanning station is the marker we route to around Blackfriars (Circle, District, Thameslink) — and a median age of 37 in this neighbourhood, with 4,914 households on this patch, and embankment red route with no stopping; access is via the side lanes with a permit. A EC4 slot added to an existing City of London round usually lands the same week rather than the next in Blackfriars, with 51% one-person households here.
Most cat flap bookings are within 48 hours and take a single short visit on the streets near Blackfriars Bridge and the Thames-spanning station. Blackfriars sits close to Blackfriars (Circle, District, Thameslink) on EC4 jobs, with Blackfriars Bridge and the Thames-spanning station a few streets away — and 2% of Blackfriars homes being houses, so we can usually add a EC4 job to an existing City of London round at short notice.
Embankment red route with no stopping; access is via the side lanes with a permit on the streets near Blackfriars Bridge and the Thames-spanning station. Where a permit or a suspended bay is needed in City of London Corporation it is itemised on the quote before the visit, never added afterwards across EC4 — and a median age of 37 in this neighbourhood, with 51% one-person households here.
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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. Blackfriars EC4 jobs are confirmed in writing before anyone travels, and the same crew covers the rest of city of london.
No deposit is taken until the price and slot are confirmed in writing.