{"id":196218,"date":"2023-09-25T10:42:47","date_gmt":"2023-09-25T15:42:47","guid":{"rendered":"https:\/\/thermon.com\/products\/air-duct-heaters-df-di-series\/"},"modified":"2025-07-14T06:58:10","modified_gmt":"2025-07-14T11:58:10","slug":"air-duct-heaters-df-di-series","status":"publish","type":"products","link":"https:\/\/thermon.com\/pt-pt\/products\/air-duct-heaters-df-di-series\/","title":{"rendered":"Air Duct Heaters (DF, DI Series)"},"content":{"rendered":"<p>Caloritech\u2122 Air Duct Heaters are designed for use in comfort heating applications such as makeup air heating, air preheating, air handling equipment, fan coils, terminal reheating, multizone reheating, heat pump auxiliary systems and return air heating. 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