hydroponics carbon air filter

hydroponic carbon air filter air duct Our clients choose us for reasons we pay attention to the quality as company life, we are in the line of middle & high quality of duct.We look into the details and timely delivery guaranteed.Pleasant service and respond quickly.Reasonable price, around 2 hours to Shanghai , 60 km distance to the Ningboyour will find it's the right choose for doing business with us! more details please send email to us for Catalogues 1. active carbon filter for hydroponic (other kind) carbon filter size Commodities & specifications 1.flange 4inch ,outside diameter 190mm ,high 300mm 2.flange 4inch ,outside diameter 190mm ,high 450mm 3.flange 6inch,outside diameter 250mm,high 450mm 4.flange 6inch,outside diameter 250mm,high 550mm 5.flange 8 inch,outside diameter 300mm, high 570mm 6.flange 8 inch,outside diameter 300mm,high 670mm 7.flange 10inch ,outside diameter 350mm high 770mm 8.flange 10inch ,outside diameter 350mm ,high 1070mm