BO, additional internal air-to-water coil for integration in heating and cooling for Recupera Duct URC.
With 3 rows, louvred fins and copper pipes and manifolds, it can be used (even post-installation) inside the unit between the heat recovery unit and supply fan.

For horizontally configured units, it is suitable for both heating and cooling.
For vertically configured units, it is used only for heating; in this case the aeraulic connections are shifted to the top.