scpressure 14 Report post Posted May 12, 2008 I have seen posts on " how join two machines together" and i want to understand my options. I have a 16hp 4.5gpm 3300psi hot water machine and a 18hp 5gpm 3000psi hot water machine. I would like to know my options and the pitfalls. I can turn a wrench, but need directions and advice. Your knowledge and experince will make a difference. Please help. Share this post Link to post Share on other sites