This is an inquiry message about coaxial heat exchangers in the 108th China Canton Fair. (这是一条买家关于"coaxial heat exchangers"的询盘信息,来自第108届中国广交会。)Inquiry Message (询盘信息) coaxial heat exchangers I am inquiring about a 4/ton geo- thermal heat exchanger. I would need 4 of them for two heat pumps I am fabricating. The refrigerant is R-410, and the GPM is 12 gallons per minute through it. Please advise on avail. and price Contact Info (联系信息) Daniel LaHaise 58237-2600 Company: Geo.LaHaise & Sons E-mail: lahaise@midconetwork.com lahaise@midconetwork.com