anything better? ( J' Y4 V! S6 \, G' m1 w* m% w3 r. N! M& ~& w5 A4 j7 D- I1 T# K
I had the same problem before. I asked the same question and the answers are almost the same. But I think the most effective way is to use the outer cycle, that is, to let the air come in from outside.