3) 24 hours timer clock. No human attendance is required once unit is started
4) Maximum water temperature: 60ΊC
5) Strong defrosting function and able to work reliably at ambient air temperature Of -20ΊC
6) Suitable for domestic hot water applications and house heating project with radiant floor loops, radiators or fan coil units Posted from China - Guangdong on 7 October, 2008