Wall Chasing for Wiring in Warsaw: Neat and to Standard

Adding a new socket, moving a switch, running a cable for an air conditioner — all of it begins with chasing the wall. A chase is a groove cut into the wall, where the cable goes and is then covered with plaster. The job is loud and full of dust, but hidden wiring can’t be done without it. In Mokotow and Wola they do wall chasing on a regular basis, during flat refurbishments, when electrical points are moved, and when new circuits are installed.

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Wall Chasing for Wiring in Warsaw: Neat and to Standard

Chasing cost

Wall Chasing for Wiring in Warsaw: scope of work and quote

Pricing is calculated per running metre and changes with the wall material. Plasterboard is quick and quiet to cut. Brick is straightforward standard work. Concrete takes more time, makes more noise and costs extra. The width and depth depend on how many cables need to fit inside. You can see the current rates in the table below.

Service price table
ServicePrice
Light switch installation50–90 zł/pkt
Light switch replacement60–90 zł/pkt
Light switch repair150–350 zł/szt
Socket installation30–90 zł/pkt
Socket replacement50–90 zł/pkt
Socket repair60–250 zł/szt
New electrical point150–250 zł/pkt
Wall chasing for cables40–80 zł/mb
Running electrical cables15–50 zł/mb
Junction box wiring80–400 zł/szt
Light installation (lamp, chandelier)80–550 zł/pkt
Light fixture replacement150–450 zł/szt
Lighting repair120–350 zł
LED strip installation60–90 zł/mb
LED transformer installation150–220 zł/szt
Bulb and halogen replacement30–50 zł/szt
Power socket installation 230/400 V150–350 zł/pkt

Indicative prices. Ranges for a typical scope. Fixings included, materials separate. Minimum order 300 zł.

How it looks in the appWall chasing for cables: what the request looks like in the appPick the service, take a photo of the wall for chasing and the estimate shows up straight away. After the address and date, the request goes out to independent handymen nearby. They send their offers with a price, and you compare and choose.Service and a photoAddress and a day that suits youOffers from handymen, you chooseDescribe the job

Price ranges and offers from tradespeople: electrical installation work in Warsaw.

How the work is done

Wall Chasing for Wiring in Warsaw: order of the steps
  1. Marking out: they mark the chase route — only vertical or horizontal, keeping distance from corners, the ceiling and the floor.
  2. Wall scan: they check with a detector for existing wires and pipes so they don’t hit anything.
  3. Chasing: they cut the wall with a wall chaser or an angle grinder with a diamond disc, then open the channel with an SDS drill.
  4. Cleaning: they remove dust and loose debris from the groove.
  5. Cable laying: they install the cable in conduit or directly, depending on the requirements.
  6. Filling: they fill the chase with gypsum filler. Final surface finishing is a separate job.

Chasing rules

Wall Chasing for Wiring in Warsaw: where it usually goes wrong
  • Chases have to run only vertically and horizontally: diagonal grooves are not allowed.
  • In load-bearing walls of panel buildings, horizontal chases are forbidden — vertical only.
  • Chase depth must stay within 25 mm in a standard wall.
  • The minimum distance from gas pipes is 40 cm.
  • Several cables may go in one chase, but the total cross-section must not be more than 40% of the channel area.

Warning: cutting into load-bearing structures without permission can weaken the building. If you are not sure, speak to a professional before you begin.

What to prepare

Wall Chasing for Wiring in Warsaw: getting ready for the job
  • Plan the route: where the cable starts and where it needs to end.
  • Cover furniture and appliances with sheeting: there will be plenty of dust.
  • Make sure there is power available for the tools.
  • Let the neighbours know about the noise: chasing carries through walls.
  • If you want filling and painting as well, say so beforehand.

Wall chasing for wiring in practice: a Warsaw case

Wall Chasing for Wiring in Warsaw: how it looks afterwards

A client in Wola was redoing his kitchen and wanted three sockets moved lower, under the worktop. The old ones were at eye level: inconvenient and not nice to look at. Tradespeople cut vertical chases down from the junction box, ran fresh cables and installed the sockets at the proper height. Tradespeople also filled the old openings. The whole job took around three hours for three points, including chasing in brick.

Check the wall with a detector before you drill. How to use one is explained in our wire and moisture detector guide.

Frequently asked questions

Can I chase a load-bearing wall?

Vertically: in most cases yes, as long as the depth does not go beyond 25 mm. Horizontal chases in panel load-bearing walls are not allowed.

How noisy and dusty is it?

Noisy — about like an SDS drill. Dusty: very much so, especially in concrete. Tradespeople use a vacuum while cutting, but there is no way to avoid dust completely.

Who fills the chase after cable laying?

The technician fills it with rough plaster. Final skim and painting are a separate service or can be done DIY.

Can chasing be avoided?

Yes: the cable can be run in surface-mounted trunking. It looks less tidy but it is quick and doesn’t create dust.

How many metres of chase can be done in a day?

In brick — up to 15–20 metres. In concrete: 8–12 metres. It depends on the depth and on how many turns there are.

Book wall chasing

Wall Chasing for Wiring in Warsaw: the handyman at work

Tradespeople cut chases for wiring all over Warsaw: brick, concrete, plasterboard. They work cleanly, follow the regulations and tidy up after themselves.

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Describe the job, add photos and the address. Tradespeople send their own prices and dates, and you pick one of the offers.

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Author

Aleks, founder of HandyMan24

Author

Aleks

Founder of handyman24 and author of the blog

A technical college on the electrical side, wooden staircases, four years on furniture and worktops. In Warsaw since 2022: first with a case of tools, now with a roster of tradespeople and this blog.

Customer reviews

  • Kornel Imiłowski

    Rating: 5 out of 5

    Szybko i sprawnie, co najważniejsze solidne wykonanie, na pewno skorzystam z usług nie raz. Polecam wszystkim.

    Review from Google

  • Nati Te

    Rating: 5 out of 5

    Polecam usługi naprawy każdej domowej usterki, szybko sprytnie i w dobrej cenie!

    Review from Google

  • Szymon Gotowski

    Rating: 5 out of 5

    świetna ekipa, już kilka realizacji za nami,
    wszystko na czas, tak jak trzeba i z uśmiechem,
    bez problemów - polecam bardzo !

    Review from Google

  • Magda Żukowska

    Rating: 5 out of 5

    Bardzo polecam, Pan Alex wykonał u nas przeniesienie instalacji kablowej z jednej ściany na druga zamontował listwy maskujące z ledami, montaż karniszy świetlnych, przygotowanie ścian do malowania. Pan Alex wykonał z wielka starannością dokładnością i porządkiem. Mogę stwierdzić Pan Złota Raczka. Polecam…

    Review from Google

  • Denys Maksymuk

    Rating: 5 out of 5

    Крутой мастер. Работаю уже не первый раз. Все круто. Советую. Починил диван очень быстро и в сроки!

    Review from Google

  • Kate Dominowska

    Rating: 5 out of 5

    Jesli szukasz slownego, solidnego, dokladnego fachowaca na ktorego mozna liczyc to Pan Aleks jest ta osoba. To fachowiec ktory zrobi wszystko od: malowania, wylania posadzki w piwnicy, poprzez elektryke, montaz rolet, karniszy, montowanie zarowno szaf jak i roznego rodzaju innych mebli, montowanie…

    Review from Google

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