Water tank ballooning?
Last night we heard very loud noise that literally rocked our 2000 Class A Dolphin National 37'. Took the flashlight looked all around, up and down, over and all. Nothing. During the night heard se...
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Update: Tank went back to it's normal size after turning off water and opening all faucets and letting gray tank flow out at same time. The "popping" sounds were the screws holding down the floor under the bed, minimal damage. Replaced check valve and all seems normal for now! Thanks for the info from all.
