Nickel-plated brass fitting to connect all AUTOTERM combiBOIL models (Assy. AT07; Assy. AT09; Assy. AT12) as well as 5kW (Assy. FR064) or 10kW (Assy. FR007) passive plate heat exchangers to Ø10 mm Hot water hose (Assy. AT7-0009-CB) and Cold water hose (Assy. AT7-0008-CB).