Group of worker installing tar foil on the rooftop of building. Waterproof system by gas and fire torching
Keywords
bitumen,
black,
blowtorch,
builder,
building,
coating,
concrete,
construction,
contractor,
equipment,
exterior,
fire,
flames,
flat,
foil,
gas,
group,
heat,
hot,
industrial,
industry,
installation,
installing,
insulation,
laying,
liquid,
maintenance,
material,
membrane,
protection,
renovation,
repair,
roof,
roofer,
roofing,
rooftop,
sheet,
site,
system,
tar,
technology,
terrace,
top,
torch,
waterproof,
waterproofing,
work,
men at work