I HAVE BEEN USING JOHNSON AND JOHNSON 2" WATERPROOF TAPE NOW FOR ABOUT A YEAR, FOLLOWING THE ADVICE OF SOMEONE ON THE FORUM. I AM ABLE TO PURCHASE IT AT THE LOCAL WALMART FOR A REASONABLE PRICE THAT I CAN'T REMEMBER. I ALWAYS BUY AT LEAST 5 ROLLS AT A TIME, AS OTHER CPAP'ERS MIGHT BE FOLLOWING THE S...