{"id":2236,"date":"2025-05-30T09:05:43","date_gmt":"2025-05-30T09:05:43","guid":{"rendered":"https:\/\/kretz.cz\/produkt\/kotel-wally-combi-s6-300\/"},"modified":"2025-09-12T11:17:33","modified_gmt":"2025-09-12T11:17:33","slug":"kotel-wally-combi-s6-300","status":"publish","type":"product","link":"https:\/\/kretz.cz\/en\/product\/kotel-wally-combi-s6-300\/","title":{"rendered":"Boiler WALLY COMBI S6- 300"},"content":{"rendered":"<p>The WALLY COMBI S6 - 300 is a modern cast iron pellet boiler designed for reliable and eco-friendly operation in homes and smaller facilities. Although specific parameters are not provided, it belongs to the proven WALLY COMBI series, known for its high performance, stable combustion process, and long service life. The boiler is intended for efficient heating with easy automation options, and its materials allow it to handle demanding operating conditions. 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