Viessmann 7529679 Installation Set for B2HA / B2HB 45‑100 / 160‑352 Series

The Viessmann 7134771 is a 4" CPVC flue adapter designed for condensing boiler venting applications. It enables the transition from poly vent piping to 4" CPVC or PVC vent materials, ensuring a...

The Viessmann 7134770 is a 3" CPVC flue adapter designed for condensing boiler venting applications. It enables the transition from poly vent piping to 3" CPVC or PVC vent materials, ensuring a...

The Viessmann 7529680 Installation Set is a factory‑approved kit designed for use with Viessmann B2HA series condensing boilers (112‑150 MBH and 399‑530 MBH models).  Specs Model / Part Number:...

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