Resist the urge to spend it all on crayons, I know how much you Marines enjoy them… 
lots of love from an ex Army Doc.
Hey man welcome! I’m a neophyte myself and everyone here has been great. You might get better advice if you listed what areas you planned on servicing… ie, residential house washing, roof wash, flat work, commercial, all are going to have equipment requirements.
The search bar been acting wonky lately so heres a link just in case Minimum temp for SH effectiveness - #4 by Max1
