H hagani Active member Jul 17, 2018 25 Robbinsville, NJ Jul 2, 2019 #21 DjEclipse said: Who is Margaret? I am looking from the M600 but haven't found anyone that has them in Stock. Click to expand... Margaret from Marina Pool and Spa in Colorado. She told me they received some M600 units. You can call her to see if she still have some in stock.