Yes. According to Art. 2(1), an air heating product can be equipped with one or more heat generators. Therefore, when warm air heaters are sold as a single package with the rooftop heat pump, they are in the scope and the reasoning in question 4 applies.
When warm air heaters are not sold as a single package and when the intended use of its air based heating system is space heating for the thermal comfort of human beings or when it is marketed as such, they are in scope of the regulation.
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