Straight Duct Reducer and Increaser Adaptor Connector Inline Heating Cooling Ventilation Fan 80 100mm

1. Drainage pipes and vents: Polyvinyl chloride (PVC) whIte pipes and fittings are used for sanitary drainage, waste and ventilation (DWV), sewage and drainage applications. 2. Not suitable for pressure use: They are used for gravity-filled waste elimination systems, and are suitable for non-pressure systems where the temperature does not exceed 140° F. 3. Hand-painted PIPE PVC: non-toxic, in line with the most stringent standards in the industry. NSF Standard 14. ASTM D 1784 & ASTM D 2665 & ASTM D 3311. 4. Easy to install: PVC is light in weight and does not require special tools for cutting. It can be installed using solvent fastening, threading, knotting and grooved connections. 5. Used to connect two different pipe diameters together to reduce or increase water pipes of different sizes., Manufacturer: Anjinguang