Click to expand Tap to zoom Viessmann Sensor pocket 1/2" x 200mm Immersion sleeve by VIESSMANN SKU 7819693 Viessmann Sensor pocket 1/2" x 200mm Immersion sleeve made of stainless steel for Viessmann cylinder temperature sensor Immersion sleeve R 1/2 x 200 mm long, stainless steel For Viessmann cylinder temperature sensors and temperature controllers. Fitting: Vitocell V 300, Vitorond 200 Vitocell B 300, Rudocell bivalent 300 and 500, vertical Accessories