I have a single tier stand and single pump. I have camlocks on my bk/hlt/mt, pump, hoses. For most functions I use 2 hoses - BK/HLT/MT to pump then pump to BK/HLT/MT. When chilling I need a third hose, BK to Pump, Pump to Chiller, Chiller to fermenter. I use 2 - 4' and 1 - 5'