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fix both the air intake regulator and the lid, we must use the screws that are in the bag
inside the recuperator.
Figure 16
The air intake for combustion can be done in two distinct ways:
a) Leaving the air intake regulator free and installing ventilation grilles to allow air to
enter the space where the recuperator is installed. The air intake from outside the
dwelling must always be guaranteed, it must have an area of at least 100 cm2,
without obstacles, so that the air intake is sufficient for the proper functioning of
the device.
If this is not possible, you should consider in your installation air intakes for
combustion from inside the house, considering the degree of insulation of your
home and the proximity of other appliances that consume air for its operation (for
example kitchen or bathroom exhaust fans) and that may hinder the operation of
