1. heat exchanger air to air core 2. hexagon,counterflow 3. functional paper, 62g/cm2 4. pitch: 2.3-3.0mm 5. dimension:380*2 We have series of products of heat exchanger core:heat exchanger air to air coreTotal heat exchanger(sensible and latent heat) core:CharacteristicApplication on room ventilator systems or industrial heat-recovery systemsSpecial enthalpy material,Countercurrent heat exchange ...