I'm not sure how they fix it, but the test we always used to use is if you fart in the middle of your living room, how long does it take to stop smelling of fart? If time-to-dispersion is less than 26 seconds of butt gas smell time, you've got yourself a leak.
Gov_CockPic t1_jea4k7a wrote
Reply to comment by jap5531 in How to stop cold air from coming in through door frame? by jap5531
I'm not sure how they fix it, but the test we always used to use is if you fart in the middle of your living room, how long does it take to stop smelling of fart? If time-to-dispersion is less than 26 seconds of butt gas smell time, you've got yourself a leak.