Itho Daalderop O-ring silicone 128 x 6 mm: original Itho Daalderop spare part, type: O-ring. Application: Boiler (HR CV ketel 24/80). Manufacturer number: 83.34.34.901S; Instalpunt article number: 8781205.
According to the Itho Daalderop parts lists, this part fits 6 models, including Itho Daalderop HR CV ketel 24/80, Itho Daalderop HR CV ketel 24/80+ and Itho Daalderop HR CV ketel 32/80. The full list is under “Fits”.
Available in approx. 2–3 weeks: this item is ordered specially for you and shipped as soon as it arrives in our warehouse; delivery within the EU then usually takes 3–5 working days.
Check the rating plate of your appliance before ordering; if in doubt, ask the manufacturer or your installer. Work on gas-carrying parts must be carried out by a qualified gas engineer.

