Compressed Air in the Hangar - Grumman Style: Here we install air line in the hangar, hose reels at locations, and secure the compressor to the floor. Video 1,561 in the Hit Parade. Budget is as follows: Compressor $2,600 2023 dollars, $1,000 or so in bit and air line fittings, labor. Join this channel to get access to perks: null