Tylna płyta izolacyjna wymiennika ciepła De Dietrich JJJ137307233

The rear heat exchanger insulation plate is a critical component for reducing heat loss and improving boiler efficiency. It provides thermal insulation at the back of the heat exchanger, helping to maintain consistent operating temperatures. This plate is designed to fit specific boiler models and is essential for proper heat retention. Replacing a damaged or degraded insulation plate can significantly enhance your heating system's performance.