Viessmann Connecting Cable Igniter 5K Ohm For Vitodens 100 W Wb1B/Wb1Bc Series Boilers. Compatible with Vitodens 100-W WB1B 26/35 and WB1Bc 26/35 Series Residential Wall-Mounted Gas-Fired Condensing Boilers Any adjustments installations service or maintenance must be completed by a licensed professional heating contractor who is qualified to work with hot water boilers Check with manufacturer before ordering replacement parts to ensure a proper fit Give the manufacturer the 16-digit boiler serial number or the 12-digit ASME/NB serial number Package Contents: Viessmann 7828982 Connecting Cable Igniter 5K Ohm For Vitodens 100 W Wb1B/Wb1Bc Series Boilers Viessmann 7828982: Connecting Cable Igniter 5K Ohm For Vitodens 100 W Wb1B/Wb1Bc Series Boilers