Frequently Asked Questions (FAQs) FAQs for Product: REMstar M Series Heated R3 Humidifier 1. Does this work with the previous larger REMstar Plus series? (Posted: 13th Nov, 2009) Question & Answers for Product: REMstar M Series Heated R3 Humidifier Q. Does this work with the previous larger REMstar Plus series? (Posted: 13th Nov, 2009) A. No, it fits the M series chassis only. Back to Top Submit A New Question Can't Find The Answer You're Looking For? Submit Your Question Below: Related Product:  REMstar M Series Heated R3 Humidifier Your Question:  (Please enter One Question Only! You can ask as many questions as you like, but do not combine them into one post!) Your Reply Email Address:  Security Step:  Enter the text to the Left in the space below: [ CLOSE WINDOW ]