Stiebel Eltron 221141 Accessories Heating hydraulics WPKI-RB buffer tank HK pipe connection

With expansion vessel connection: no, With automatic venting: no, With filling and draining tap: no, With pressure gauge: no, With check valve: no, With safety valve: no, With thermometer: no, With circulation pump: no, With thermal insulation: no, Pipe kit for the hydraulic connection of the WPKI- HK and WPKI- HKM to the buffer tank SBP 400/700 Storage connections: G 1 1/4' Compact installation connections: G 1 1/2'