had a heartland sundance 20009mk29 fifthwheel.bought it new windows leaked into walls,bedroom slideout floor rotted,then delamination started in 4 different spots,traded to montana high country fifth wheel 343rl in 2014 model,traded again to 2015 310re for more options 2nd air,auto level,big shower,slideout awnings and king bed.no leaks yet but slideout motor replaced,mother board for air conditioner replaced sldeout awning broke.the quality on all of them went to heck when thor bought em.i think the bighorns are great but 2 leakers would do me too,still scared of heartland