Large building air conditioning unit fan blades spinning slow motion
Ceiling fan on wooden roof. Electric ceiling fan rotating slowly and air circulation. Air circulation. Cooling fan. Ventilation fan on ceiling. Wooden roof background
Ceiling mounted hvac system under insulated air conditioner return in home in a house under construction. Move camera
Inspector Examines Household Furnace
Girl on the background Industry Pipes Pollute the Atmosphere With Smoke
Big industrial HVAC Air Conditioner system on the roof. Above shot view
Air conditioner units on exterior of apartment building 4k
Shiny metal vent outlet pipes on building roof closeup. Air conditioning system installed at contemporary house. Thermo-regulation equipment parts
Drone shot of african american wireman putting together manometers before starting work. Professional worker checking refrigerant leaks
Aerial view of cooling fan spinning on the roof of the skyscraper. Ventilation installation on the roof of a skyscraper
Turning up the heat on thermostat to 83F 4k
Air conditioner unit fan rotating. Industrial air conditioning system outdoors
Temperature decreased on air conditioner unit in hotel room 4k
Proficient worker starting comission on defective air conditioner, meticulously disassembling condenser metal front coil panel. Capable
Technician servicing and repairing indoor air conditioner, electrician fixing problem
low angle of metal pipes of hvac system and lamps mounted to ceiling of big mall. heating, ventilating and air conditioning in crowded places. safety, modern technology and equipment
Air conditioner running behind fence
Industrial ventilation system on roof of skyscraper or high buildings. Fan turns in protective casing. Heating, ventilation and air
Dolly in close up shot of faulty pressure measurement device used for checking air conditioner refrigerant tank in need of fixing. Set of
Generic apartment complex building exterior establishing 4k
Humorous person in a warm space with a fan
Technician male disassembling air conditioner and preparing it for wash cleaning, The man cleaning and washing maintenance, worker to service cleaning and repair, dust and dirt for healthy living
Man checking data abour air condition on electronics and working on the roof, st
Skillful serviceman calibrating set of barometer meters during comissioned condenser analysis. Precise professional looking for potential
Close up zoom in shot of defective manometers used for checking HVAC system refrigerant pressure, in need of mending. Set of barometer high
Two men working on the air condition while standing on the roof, steadycam shot
Exhaust Fan on Building
A man at high altitude installs air conditioning. Installation of the external unit of the Air Conditioning System. Summer cooling of the air in the big city
Precise serviceman reconditioning condenser using dusting brush to remove built up layer of dirt and dust that is slowing down internal
The installer is preparing to install and mount the air conditioner outside the window of the apartment at a high altitude
Aerial top down view of ventilation and air conditioning systems installed on the rooftop of a skyscraper in a developed business district
Expert wireman starting work on malfunctioning air conditioner, using hand drill to take apart condenser coil panel. Competent mechanic
Knowleadgeable engineer preparing for annual condenser maintenance. Efficient technician unpacking toolset box with professional gear needed
A Vibrant Red Air Conditioner Illuminating the Urban Night
Proficient expert holding electric power drill stepping down from folding ladder after finishing servicing rooftop hvac system
Knowleadgeable engineer arriving on location to help fix system electrical issues caused by improper wiring or broken capacitor requiring
Replacing an air filter in a household furnace unit.
Installation of the air cooling system in the apartment, the repairman takes the air conditioner out the window and fastens it on the wall of the house at a high altitude. conditioning systems
Professional Air Conditioner Cleaning High Water Pressure Gun To Clear Dirt Out Of Ac Coil Year Maintenance
Ceiling mounted hvac system under insulated air conditioner return in home in a house under construction
Precise repairman contracted by client to detect air conditioner issues, tracking nitrogen pressure loss and adjusting superheat and
Seasoned mechanic commissioned for outdoor hvac system routine cleaning and maintenance, using soft dusting brush to sweep away built up
Ceiling mounted hvac system under insulated air conditioner return in home. Move camera shot
Skillful african american worker doing routine condenser maintenance, assembling manifold meters before starting work. Expert electrician
Close up shot of manifold indicators used for checking condenser refrigerant in need of fixing. Set of pressure measurement device
Engineer dismantling air conditioner to clean loose debris accumulated inside. Capable specialist preparing to clean hvac system body and
Experienced electrician commissioned for outdoor condenser yearly checkup, writing report on clipboard. Certified worker doing air
Proficient expert commissioned by client to fix out of order air conditioner using soft dusting brush to remove built up layer of dirt and