Serranda di ingresso/scarico dell'acqua calda sanitaria (DHW) L30/30 De Dietrich JJR122290990

The pipe DHW inlet / discharge damper L30/30 includes a damping feature to reduce water hammer and noise in the domestic hot water system. This pipe helps smooth out pressure surges, providing quieter operation and protecting plumbing components. It is a useful spare part for boiler repair and system upgrades.