We have a queen sized RV mattress in our bedroom. It measures 60" by 75", but we have about 10 inches of space in front of the bed before it hits the wall. I was thinking of going with a standard qu...
Our trailer came with a double but was sized for a queen so I picked up a 5" conventional foam from http://www.thefoamfactory.com I know a number of other folks that have bought from them and been happy. I bought a firm and in retrospect the regular would have been fine.