طقم توصيل المداخن المتحدة المركزية SBK9 DN17 De Dietrich 83877013

The concentric flue connection kit SBK9 DN17 is a comprehensive set for integrating your boiler's flue system. This kit enables simultaneous air supply and exhaust, optimizing combustion efficiency and reducing installation complexity. As a key part of gas burner parts and boiler maintenance, it ensures proper venting and safe operation. Suitable for both new installations and replacements, this kit is a practical choice for heating professionals.