Thank u to the twelve people who responded to my problem with floor delamation. I took my van to an inderpendant dealer for an inspection and report to be done this is what he found,body and walls not fasterned to chassis at front end ,both sides of van had bowed making the furniture come away from the walls,hole in floor were the electric cables go in to the caravan , inside the van a 40%damp reading was measured dueto the hole not being sealed ,a dent repair done on nearside of van which we were not told about steady legs out of line.after numoros phone calls to chichester caravans and lunar ,solictors trading standards ,chichester caravans are now going to fully reinburse our money.thanks to everyone for the advice and time to reply