... 1. can replace Swep and Alfa Laval models 2. certification:UL, CE, ISO9001:2008, ISO14001:2004 and etc. Fenghuang Brazed Plate Heat ... true dual system , high efficiency and energy saving 6. certification:UL, CE, ISO9001:2008, ISO14001:2004 and etc. FHC012 ~ FHC310 Brazed Plate ...