Large industrial fan controlling temperature in modern cowshed close up. Ventilation system on mechanical automated agro facility caring about livestock herd health. Technical farming concept.
Man checking data abour air condition on electronics and working on the roof, st
Big industrial cooler red fans in factory for reduced heat in operation ventilation of plant, industry cooling mechanical fan
New Home HVAC Air Conditioner system. Close up
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Condensed ice bubbles on old windows at home. Snowy garden seen from window of house.
The wide window in the house is open for ventilation
Ceiling mounted hvac system under insulated air conditioner return in home in a house under construction. Move camera
Pipes and tubes of air conditioning ceiling system in storage or warehouse. Large steel roof structure with iron beams
Hands working screwdriver,, Installing Furnace and Central Heating Pump Duct. Heating and Cooling Work. Close up
Ceiling mounted hvac system under insulated air conditioner return in home
Ceiling mounted hvac system under insulated air conditioner return in home. Move camera shot
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Condensed ice bubbles on old windows at home. Close up footage of window element
Trained diverse teamworking servicemen cleaning external condenser internal coolants, checking freon level and calibrating thermostats while
Pharmaceutical factory facilities. Medical factory interior. Modern industrial equipment at pharma plant
Technician placing back clean filter into air conditioner, man maintenance service installing air filter after washing cleaning, worker to service cleaning and repair, dust and dirt for healthy living
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Ceiling fan rotating in venue or hangar. Air ventilation and cooling of interior. Wide shot
Modern electronic equipment of the workshop for the production of electrical wires for the needs of the defense industry.
Mounted hvac system under insulated air conditioner return in home. Move camera shot footage
Working with metal tape, insulates the ventilation elements. Close up
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Condensed ice bubbles on old windows at home. Close up footage of window
Equipment or ventilation system outside the building supermarket or shopping mall
Aerial view of cooling fan spinning on the roof of the skyscraper. Ventilation installation on the roof of a skyscraper
Ventilation lines on top of building
Two Home HVAC Air Conditioner system Close up. Day time
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Worker HVAC services changing a folded dirty air filter in the HVAC furnace system in home
4K Factory Ventilation roof fan
Ceiling mounted hvac system under insulated air conditioner return in home in a house under construction
Close up shot of sick black man lying with ventilator mask, opening eyes and looking around hospital ward while getting coronavirus treatment
Unrecognized establish two working air heating system. Installing Furnace and Central Heating Pump Duct. Heating and Cooling Work. Close up
Working with metal tape, insulates the ventilation elements. Close up
Air conditioner running behind fence
Expert repairman servicing external HVAC system internal components, checking freon level and calibrating thermostats. Proficient worker
Patient lung ventilation with mask
Qualified african american electrician working on outside hvac system, holding laptop. Licensed serviceman optimizing external air
Close up The rui of the worker tightens the bolts on the object, Installing Furnace and Central Heating Pump Duct. Heating and Cooling Work.
Tilt down shot of sick woman lying on ventilator with IV drip on medical couch in hospital ward while getting coronavirus treatment
Ventilation of a large building
Efficient technician looking at freon levels in outdoor air conditioner while using manometers to precisely measure the pressure in
Steel pipes and tubes of air conditioning ceiling system. Roof structure with iron beams in large hight warehouse storage. Heating, ventilation and air conditioning. Industrial ventilation system
Tired woman using paper fan to cool down
Home Duct Cleaning Services, ventilation cleaner man at work with tool. Slow motion footage
Unrecognized establish worker air heating system. Installing Furnace and Central Heating Pump Duct. Heating and Cooling Work.
Heating, ventilation and air conditioning (HVAC). Industrial ventilation ceiling system under roof of high buildings. Commercial storage or warehouse
Fan Ventilator On Ceiling In Pink Colorful Background Architecture Patterns
Home Duct Cleaning Services, ventilation cleaner man at work with tool on the floor. Slow motion footage Close up footage.
Working with metal tape, insulates the ventilation elements.
Close up of man hands installs or repairs the air conditioner in the apartment room.
Open roof of dark ail traditional Altai house and glowing sunlight low angle shot. Ventilation hole in old ethnic building rooftop. Folk architecture