Daytime high angle view of running air conditioner units atop buildings in Manhattan.
Extreme close up shot of repairman calibrating pressure measurement device during comissioned air conditioner troubleshooting. Worker
Two Home HVAC Air Conditioner system Close up. Day time
Talent speak through pop filter installed against large diaphragm condenser microphone
Capable specialist commissioned for outside hvac system routine maintenance, looking for freon issues. Precise serviceman doing air
Dolly out drone shot of efficient technicians cleaning and lubricating HVAC system components, checking refrigerant level and calibrating
Close up and slow motion of blue liquid spiraling horizontally from right to left in a scientific glass condenser. development and search for a vaccine. Coronavirus chemical research. Drug testing.
Close up and slow motion of yellow color changes to green color during the reaction liquid spiraling in scientific glass condensers. Development of new drugs and medicinal compounds.
Audio recording studio with microphone closeup. Contemporary microphone with filter on stand in acoustically isolated room. Recording
Industrial air conditioning system. Close-up of large industrial fans.
Steam Transport System: Pipelines, Compressors & Heat Generation in Mechanical Room
Professional microphone in sound recording studio
Drone shot of trained engineers cleaning and lubricating air conditioner components, verifying freon level and calibrating thermostats while
Close up shot of professional ac gauges vacuum pump used for checking HVAC system freon. Set of manometers showing high or low refrigerant
Microphone in music recording studio closeup. Modern mic with filter on stand in sound insulated room. Audio equipment for broadcast
The yellow liquid fills the spiral of glass on a black background in slow motion. Chemical capacitor on a black background
New Home HVAC Air Conditioner system.
Air source heat pump outdoor unit covered with snow and frost due to condensation on a frosty winter day in Finland. Home heating in winter
Metal pipelines with pressure meters in boiler room in basement of house closeup.
NEW
Close up shot of microphone in home studio with colorful neon light, computer with music recording software on screen in background
NEW
Home HVAC Air Conditioner system. Day time
Hardworking mechanic sweeping away loose debris accumulated around hvac system interior base. Skilled expert cleaning built up layer of dirt
New Home HVAC Air Conditioner system. Close up
NEW
Cozy recording studio featuring microphone on stand, synthesizer and computer on desk with colorful neon lights
Male Singing into Microphone
Recording audio in studio using pop filter installed on microphone stand
Knowleadgeable engineers assembling professional pressure indicator to check liquids and gases in air conditioner. african american mechanic
Moonshine Still in Action at Home Alcohol Machine In Laos
Equipment or ventilation system outside the building supermarket or shopping mall
New Home HVAC Air Conditioner system. Wide view
Professional worker starting work on malfunctioning air conditioner, using power drill to take apart condenser side coil panel. Capable
Home HVAC Air Conditioner system stop working. Close up. Day time
Big industrial HVAC Air Conditioner system on the roof. Wide shot
Pile of snow, white snowdrift. Snow falls from snowmaking apparatus. Ice flake making machine. Snow making machine produce artificial snow. Snow production technology
Specialists measuring freon levels in HVAC system with pressure indicators while african american coworker steps down from folding ladder
Big industrial HVAC Air Conditioner system on the roof
Big industrial HVAC Air Conditioner system on the roof. Above shot view
Close up of licensed serviceman calibrating ac gauges vacuum pump during comissioned air conditioner troubleshooting. Proficient expert
Industrial air conditioning system. Close-up of large industrial fans.
Proficient expert commissioned by client to fix out of order air conditioner using soft dusting brush to remove built up layer of dirt and
in recording studio microphone entertainment media music professional radio sound recording rock singing stage sound actor technology voice communication equipment dark musical
NEW
Close up shot of Home fan of HVAC Air Conditioner system.
Singer in Studio singing into microphone
African american specialist in professional uniform with technical equipment climbing folding ladder to do maintenance on rooftop air
Empty aisle with blue gas pipes and large tanks in boiler house. Industrial utilities installed in contemporary mechanical room. Heating system
Diverse team of precise engineers brainstorming possible ways to recondition damaged outdoor hvac system. Adept repairmen coworkers
Camera approaching professional microphone in sound recording studio
Studio recording, professional microphone in the recording studio, microphone near wall with acoustic dampening foam. Close-up of microphone on stage against a black background with lighting