I have a Grand Design Solitude that is about 9 months old. We returned from a two week trip, did not dry camp, so the 5er was either hooked to the TV or on shore power for the two weeks. When we retur...
I realize that Optima's are not true deep cycle, but I prefer them from past experiance. You can mount them anywhere and no problem, the ones I have had last a long time! If I had a problem I could go to the auto parts store and exchange them, they have a 3 year replacement warrenty.