Description
The Viessmann 100-W WB1B 26kW Heating Flow Pipe 7828635 is a genuine brand-new replacement heating flow pipe designed for selected Viessmann Vitodens 100-W WB1B 26kW boilers. Supplied under manufacturer part number 7828635, this component comes with a 12-month warranty. Always check your boiler model, serial number and part number before ordering.
The heating flow pipe carries heated water from the boiler into the central heating system. A damaged or leaking pipe can cause water loss, reduced system pressure or poor heating performance. Installation should be completed by a suitably qualified Gas Safe registered engineer.
Product Details
Brand: Viessmann
Part Type: Heating Flow Pipe
MPN: 7828635
Warranty: 12 Months
Condition: Genuine Brand New
Boiler Compatibility
Viessmann Vitodens 100-W WB1B 26kW
Fits Appliance GC No.
100-W WB1B 26kW Combi (Serial No. 7373061) 47-819-12 (7373061)
100-W WB1B 26kW System (Serial No. 7373060) 41-819-18 (7373060)
Before ordering, please check your boiler model, GC number, serial number and Viessmann manufacturer part number 7828635 to ensure this is the correct replacement part for your appliance.
Delivery & Collection
Collection is available from our Newcastle showroom at Unit 5, Penn Street, Newcastle upon Tyne, NE4 7BG, subject to stock availability. We also offer fast UK delivery via Royal Mail First Class or DPD Next Day, with most orders arriving within one to two working days. Boiler components should be installed by a suitably qualified Gas Safe registered engineer.
Warranty
This brand-new genuine Viessmann boiler heating flow pipe is supplied with a 12-month warranty. Warranty claims may be subject to inspection and confirmation that the component was correctly selected and professionally installed.
Returns
We accept returns within 30 days of delivery. The product must be unused, unfitted and returned in its original unopened packaging with all seals intact. We cannot accept returns for components that have been fitted, used, damaged or returned in an unsuitable condition. Please check the boiler model, GC number, edition, serial-number range and part number carefully before ordering.
If you need any help, our team is happy to assist. Please contact us by phone or WhatsApp chat.
Frequently Asked Questions
Is the Viessmann 7828635 heating flow pipe compatible with my boiler?
It is compatible with the listed Viessmann Vitodens 100-W WB1B 26kW Combi and System boilers. Always verify the serial number before ordering.
What does the heating flow pipe do?
The heating flow pipe carries heated water from the boiler to the central heating system.
What are the signs of a faulty heating flow pipe?
Common signs include water leaks, reduced boiler pressure, dampness around connections or reduced heating performance.
How do I confirm that 7828635 is the correct replacement?
Check your boiler model, serial number and confirm that Viessmann part number 7828635 matches the required component.
Does this product come with a warranty?
Yes. This genuine brand-new Viessmann heating flow pipe comes with a 12-month warranty.











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