Adhere the movie on to the tape, Functioning from a single side on the window to the other. Continue to keep the movie limited when you go whilst peeling the backing off the tape. R-worth unaffected by humidity : Helps prevent condensation : Stops 97% of radiant heat transfer : https://simpleeyeshadow33209.bloggactif.com/35930415/a-simple-key-for-condensation-control-unveiled