I just bought a Trail Lite B+ 211s with 8.1 Chevy engine. This is my fifth motorhome (others range from an old 20' Vagabond, and three Winnegagos, from 19 to 32'. This vehicle is fantastic. I am...
Fanman: The site is http://www.bergad.com/pads.html Sorry that I am not smart enough to set up the link directly for you. It took almost a month for me to get the first pad (I used the 1" pad and that was plenty). Since you have the 211, you may want to measure the bed surface opened up, and order accordingly. On the 211S, I have two sleeping surfaces that are 40" wide, so the single size is what worked for me. The product is called isoform mattress pad.