I listened to what everyone mentioned and ended up going with the baking soda option. Main reason being is that I take my water from a drilled well and did not want to end up flushing it twice and going through over 100 gallons total. Used the baking soda and it worked out fine.
2010 Starcraft Autumn Ridge 186BH
2012 Dodge Ram 1500 Sport, 5.7L Hemi, 3.92 axle.