Applying for Air Ventialtion System Material:galvanized steel Angle range:15-90 Adaptor & duct, pipe fitting 90 Pipe Elbow Elbow90 Degree Elbow, Pipe ElbowFeatures:Applying for Air Ventialtion Systems or Kitchen Smoking Exhaust.1. Material: galvanized steel.Stainless steel or PVC is available.2. Angle range: 15, 30, 45, 60, 90° Can adjustable.3. Customized design is welcome.4. Used for ...
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