AS2053 PVC 90 Degree Long Sweep Bend Fittings 1.Size:20,25,32, ... .light, medium, heavy gauge AS2053 PVC 90 Degree Long Sweep Bend Fittings1.Size:20,25,32,40,50,63, ... 6. Smooth inner walls reduce pressure loss and increase flow speed7. Sound insulation (reduced by 40% compared to ... hidden installation9. Recyclable after use, environment-friendly10. Extremely long usage life for at least 50 years and well ...