A man's hand opens a window for airing in a clinic room, close-up
Back view of hotel employee in uniform, apron, gloves pulling curtains aside before opening window for airing. Maid going to ventilate hotel room after guest's departure and before cleaning
Close up of a person pouring tequila in a champagne flute lit by lantern in a dark tasting room
TEQUILA, MEXICO - CIRCA FEB 2017 - Female Mexican tour guide talking about and holding an illuminated bottle of Fortaleza tequila in the tasting cave
Ventilation pipes and tubes hanging on ceiling. Ducts installed on ceiling. Safe in basement.
A man's hand opens a window for airing in a clinic room, close-up
Aerial view of winter forest covered in snow
Child playing with toy airplane
Child Riding a Bike on Grass: Close-Up of Girl's Feet
Natural Dust Particles Overlay 03
Industrial fan metal shutters opening. Opening of industrial ventilation. Cooling air in industry. Blower behind metal grille. Industrial equipment. Power conditioner blow warm air
Group of pigeons on leafless branches
Industrial air fan closeup. Metal blades of industrial ventilation fan behind metal grille. Industrial air conditioner macro. Air cooling in industry. Machine part. Industrial equipment
Abstract basement ceiling, up view. Brewery basement, tubes and ventilation.
