Biased Air Baffle For Computer Rack

An apparatus, comprising:

• a rack configured for removably supporting a plurality of modular electronic components, the rack including a cable opening for receiving a plurality of cables connected to the modular electronic components;
• a track secured to the rack adjacent to the cable opening, the track including first and second laterally spaced rail guideways;
• and
• first and second air baffles movably supported on the track at opposing ends of the cable opening, the first and second air baffles each including a first flexible rail received by the first and rail guideway and a second flexible rail received by the second rail guideway, the first and second rails flared laterally along a range of engagement of the first and second rails with the first and second rail guideways, the first and second air baffles being movable along the track alternately toward or away from one another to selectively cover at least a portion of the cable opening.