Single Grille for return air vents general, long-term supply of single-Grille, often as a return air filter and supporting the use. Single adjustable Grille commonly used in the suction pipe, air supply, single Grille manufacturers, while accompanied by the word gate (multi-leaf off valve) according to the actual situation, production single Grille, with to control air flow or mounted aluminum filter, Xinzhou single Grille, were supporting the use. Leaves can be divided horizontally and heel are two, left and right or up and down flexibly rotated to control the air flow direction. Texas single Grille _ Yan _ long-term supply of air-conditioning is provided by a single layer Grille Wu County Yanda air-conditioning plant. Texas single Grille Yanda air conditioning _ _ long-term supply single-Grille is Wu County Yanda air-conditioning plant (www.wcydkt.com) (www.wcydkt.com) this year introduced a new upgrade, the above picture is for reference Please call the telephone or pictures on this page, for the latest information, contact: Wu Yusong.