The Celcius Type 1 provides an indirect connection between primary and secondary heating circuits, with domestic hot water being produced via a hot water storage cylinder connected to the unit.
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Designed to the CIBSE/ ADE Code of Practice guidelines, and with full WRAS approval, the T3 ECO HIU provides full…More Details
The Type 2 HIU provides a direct connection between primary and secondary heating circuits. Domestic hot water is produced separately…More Details
The T4 HIU provides a direct connection to the heating network and an indirect secondary circuit to supply immediate domestic…More Details