Professional plumber hands using a screwdriver to fix or maintain a modern wall mounted gas boiler system.
Schlüsselwörter
boiler,
repair,
maintenance,
plumber,
technician,
heating,
gas,
screwdriver,
hand,
service,
installation,
plumbing,
fixing,
system,
water,
heater,
domestic,
home,
professional,
men at work,
equipment,
pipe,
wire,
electronic,
circuit,
valva,
copper,
brass,
mechanical,
engineering,
inspection,
connection,
energy,
tubing,
central heating,
appliance,
indoor,
wall,
tool,
manual,
labor,
industry,
technical,
component,
hardware
Deutsch
