Professionele loodgieter onderhoud van een ketel en schrijven op een klembord - Stockfoto’s en -afbeeldingen

Professional plumber servicing a boiler and writing on a clipboard

Professional plumber checking a boiler control panel, he is adjusting a knob

Professional plumber checking a boiler and pipes, boiler service concept

Professional plumber checking a boiler and pipes, boiler service concept

Professional plumber checking a boiler at home and writing on a clipboard

Professional plumber checking a boiler control panel, he is adjusting a knob

Professional boiler service: engineer checking the boiler printed circuit board using a digital multimeter

Professional electrician installing sockets using a screwdriver: home renovation and maintenance concept

Professional carpenter removing an old door at home: home makeover and renovation concept

Professional construction worker using a drill, he is wearing a safety helmet and goggles

Professional builder with safety helmet having a phone call, home renovation and communication concept

Professional electrician installing sockets using a screwdriver: home renovation and maintenance concept

Professional repairman using a drill: do it yourself and home renovation concept

Professional carpenter removing an old door at home: home makeover and renovation concept

Professional repairman wearing protective gloves: home renovationa and safety concept