We not only will try our greatest to offer you excellent services to each individual client, but also are ready to receive any suggestion offered by our buyers for Ventilation System heat recovery core, Mechanical ventilation system with heat recuperative , Ventilation In Buildings , Air Conditioning System ,ERV . For even more inquires remember to do not hesitate to get in touch with us. Thank you - Your support continuously inspires us. The product will supply to all over the world, such as Europe, America, Australia,New Zealand , Poland ,Macedonia , Vietnam .Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us.