Quote:
Originally Posted by sw1015
Re: Rubber band a paper towel or 2 ~ Will that block the function of the radiator's air vent?
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No, it should not. Just wrap the towel over the top and the band on the sides. I would also give it a little room at the top. I really don't think its critical because of the pressure in the heating system. Its doubtful a PT will stop the escaping air/water.