... to 350mm adjustable.Product Features: 1.Low noise, high air-quantity, good balance.2.Favorable price, Attractive design3.Great ... is adopted.6.Applications: used in air curtain,air door,film driers, fans coil unit, air-conditioner system, cooling and heating ... ,CCWwithin 0.8mmGLY81X800Ø81mm800mm30Aluminum AlloyCW,CCWwithin 0.8mmQC Team :A QC team with more than 317 professional and technical personnel. ...