Atlantium MA0006500 — Threaded cap, 1/8" BSP, for the chamber port. Mechanical parts of the automatic quartz-cleaning (wiper) mechanism and of the sleeve mounting. Wiper elements and drive parts are wear items and are inspected at every quartz service. Spare part for Atlantium Technologies Hydro-Optic (HOD) UV water disinfection systems, which use medium-pressure lamps, a quartz treatment chamber working by total internal reflection, one UV intensity sensor per lamp and continuous UV-transmittance monitoring; installed in aquaculture, dairy and beverage process water, municipal drinking water, power-plant and industrial water treatment.