Add:20th Floor, Building G2, Qingdao Software Park, 288 Ningxia Road, Qingdao
Tel: 0532-85922957
Postcode:266071
Fax：0532- 85938911
E-mail: INFO@LONGERTEK.COM
● Summer heat recovery system, free hot water, improve cooling efficiency.
● Economic mode water temperature 55℃.
● Water temperature can reach 65℃ in high efficiency mode.
● Intelligently adjust the output of the unit according to the set temperature, and link with electric heating.