DurkeeSox® has so many competitive features contains: aesthetic, even and comfortable, energy saving, short period for installation and convenient to clean and maintain. Besides, the total cost for the air dispersion system is lower than traditional duct. Therefore, Durkeesox® has been cooperating with many world famous supermarket chains like Carrefour, Metro, Tesco, Auchan and Lotus. At present, DurkeeSox® has cooperated with 80% domestic supermarket, replacing traditional duct and being the first choice for supermarket industry