if you use the expanding foam ... USE THE LOW EXPANDING TYPE.. the high expanding type may do damage to your tank... we did this to a door frame and even tho the sides were left open it moved the frame enough to wedge the door shut and we had to get a knife out and dig the stuff out...
2004 Chev Silverado Duramax optioned past the max. 2009 Jayco Eagle 308 RLS 765 watts of solar, 6-6 volt batteries (696 amp hour), 2000 watt (4000 surge) whole house inverter.
140 days boondocking in 2016
211/2015, 196/14, 247/13, 193/12