1. hexcore 2. quadrangle,crossflow 3. anticorrosion hydrophilic coating foil ... We have series of products of heat exchanger core(hexcore):Sensible heat exchanger core(crossflow)CharacteristicApplication on room ventilator ... .2RequiredModule structureHRC9009041265.3RequiredModule structureHRC100010121418RequiredModule structureHRC105010561480.2RequiredModule structure hexcore/HRC/ERC