why do you need to buy some deflectors that cost more than $20 when you can make it your self for less than $1?
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Step 1: Gather Your Materials
You need: tape,scissor,paper and that vent thingy (see pic)
Step 2: Cuting
cut your piece of paper to the same size as the vent thingy
Step 3: More Cuting
cut the tape to the length of the long side of the vent
Step 4: Taping
tape the paper on the vent thingy the logical way (the whole paper every part of the vent thingy) and tape it so the tape is touch on the paper,the topside and the underside of the vent. if you tape all the sides, it will be closed
Step 5: The Finshed Product
put it where your vent is