... ,UL Certification with pipeless Jetsystem. massage pedicure chair,foot spa chair,spa chairModel DS-2200 chair massage function:Chair function: kneading massage system1. has 4 ... , the armrest to slide back Tub function:1. fiber glass basin, pipeless shower inside,at the buttom it has sole surfing ... 30 to 80 PSI required is needed to fill the basin to a correct level. Drain Source - 1-1/2" drain ...