{"id":1904,"date":"2025-05-19T20:48:13","date_gmt":"2025-05-19T20:48:13","guid":{"rendered":"https:\/\/kretz.cz\/produkt\/krbova-vlozka-z103v\/"},"modified":"2025-09-15T12:35:07","modified_gmt":"2025-09-15T12:35:07","slug":"krbova-vlozka-z103v","status":"publish","type":"product","link":"https:\/\/kretz.cz\/en\/product\/krbova-vlozka-z103v\/","title":{"rendered":"Fireplace insert Z103V"},"content":{"rendered":"<p>The KRETZ Z103V fireplace insert offers 6.7 kW water output and a 25-liter heat exchanger. It features a cooling loop, 78% efficiency, and an internal fireclay lining. Flat glazing provides a natural view of the fire. The insert is suitable for heating spaces up to 414 m\u00b3 and allows for external air supply. 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