The man loads the pellets in the solid fuel boiler, working with biofuels, economical heating.

Related tags:

• fireplace
• boiler
• pipe
• background fire
• burn
• hot
• energy
• hydraulic
• fogo
• metal pipe
• heat
• background home
• industrial
• man power
• background dark
• dark
• appliances
• hand holding
• fuel
• door opening
• power
• red technology
• door
• dark red
• system
• components
• background interior
• hand
• human
• indoor
• background technology
• metal
• solid
• red
• background red
• 29+