What’s Included: Heaterbody, 115V -Stainless Steel- 1/2 inch ports
Description: Stainless steel heater housings with 1/2 inch ports were used on all 1980-1989 115v. Hot Spring spa models. The housing (heater body) is tubular in shape and has three intake/discharge ports. The two larger ports (1/2″), located on the end of the housing, are used to circulate water through the housing via the small, low flow circulation pumps. The smaller port (1/4″), also located at the end of the housing, is used to drain the spa heater in preparation for winterization.