Fan Twinfresh Comfo RA-25 with heat exchanger

Energy-saving reverse mini recuperator with heat regenerator, designed for ventilation of residential and work premises, saving heating and air conditioning costs. The most convenient way to ensure effective ventilation of premises in an insulated old apartment building, school…

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Fan Twinfresh Comfo RA1-50-23 V.3

Energy-saving reverse mini recuperator with heat regenerator, designed for ventilation of residential and work premises, saving heating and air conditioning costs. The most convenient way to ensure effective ventilation of premises in an insulated old apartment building, school…

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