Vaillant O-ring per 10 pcs for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 178991: original Vaillant spare part, type: O-ring. Application: Hot water cylinder (actoSTOR VIH CL 25 S). Manufacturer number: 178991; Instalpunt article number: 8051432.
According to the Vaillant parts lists, this part fits 103 models, including Vaillant actoSTOR VIH CL 25 S, Vaillant Combiketel Turbo CWK 245/4-5 and Vaillant Combiketel Turbo CWK 245/4-5 R3. The full list is under “Fits”.
This item is in stock and usually arrives within 3–5 working days.
Check the rating plate of your appliance before ordering; if in doubt, ask the manufacturer or your installer.




