Block and mounted components
Check which valves, controls and connections really accompany the unit. A similar-looking Block can have different housings; no additional parts are assumed.

Hydraulic block Saunier Duval Isofast F 35 E H-MOD reconditioned. Hydraulic block black with multiple circular mouths, a vertical cylinder and a Cover circular front. Compare the reference, connections and attachments to the Part on your computer before choosing the Replacement part.
Photographs allow you to identify the Ports distribution, the housings and the elements mounted on the Block. Compare the Assembly from the same faces.
The circular Cover, vertical cylinder and mouth distribution. Compare views from the same angle and complete identification of the removed Part.
Choose a photo of your part to view it beside this unit. Compare the labels, connectors and mounting points from the same angle.
Your photo stays on your device: it is not sent or stored.

Application listed in the catalogue: Saunier Duval Isofast F 35 E H-MOD. The variant and configuration must match the installed equipment; this does not establish compatibility with other models.
No models are documented for that search.
Application taken from the catalogue, pending comparison with the installed variant. This does not constitute compatibility certified against an exploded diagram.
Check which valves, controls and connections really accompany the unit. A similar-looking Block can have different housings; no additional parts are assumed.
We repair boilers in Madrid and the surrounding areas. Installation is arranged separately from the purchase of the part.
Compare the circular Cover, the vertical cylinder and the position of each mouth with the removed Block.
Check the orientation of the Assembly and the distribution of connections, not just the general form.