المبادل الحراري ثنائي الدرجة الحرارة «فيكتوريا/لورا» De Dietrich JJR122030160

The Bitermic Heat Exchanger Victoria/Laura is a dual-function heat exchanger that heats both domestic water and central heating water. This component is essential for efficient heat transfer in combination boilers. Replacing a worn heat exchanger restores hot water and heating performance.