![Ideal Vacuum | Bellows Flex Coupling metal (4 inch) KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, Stainless Steel Ideal Vacuum | Bellows Flex Coupling metal (4 inch) KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, Stainless Steel](https://www.idealvac.com/files/images/KF16_4inch_FlexCouplingl_1.jpg)
Ideal Vacuum | Bellows Flex Coupling metal (4 inch) KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, Stainless Steel
![Amerimax 51110 Drain Pipe Solid Flexible 4 Inch By 25 Feet: Corrugated Drainage Miscellaneous Fittings (732736500102-2) Amerimax 51110 Drain Pipe Solid Flexible 4 Inch By 25 Feet: Corrugated Drainage Miscellaneous Fittings (732736500102-2)](https://pdt-images.cdn.hardwareandtools.net/original/732736500102.webp?vkey=fIbVUGxUrrGsRf1bZVCc9y+mDDYKFO4u2S4bhiQwcaI=)
Amerimax 51110 Drain Pipe Solid Flexible 4 Inch By 25 Feet: Corrugated Drainage Miscellaneous Fittings (732736500102-2)
![Flexible PVC Dust Collection Hose 4" x 10-Foot, Clear Color, Left-hand Threaded | POWERTEC Saw Dust Collection Accessories Wholesaler Flexible PVC Dust Collection Hose 4" x 10-Foot, Clear Color, Left-hand Threaded | POWERTEC Saw Dust Collection Accessories Wholesaler](https://cdn11.bigcommerce.com/s-yh2g6i/images/stencil/1280x1280/products/291/7809/70220__01087.1659000656.jpg?c=2)
Flexible PVC Dust Collection Hose 4" x 10-Foot, Clear Color, Left-hand Threaded | POWERTEC Saw Dust Collection Accessories Wholesaler
![Fernco 1056-075 3/4-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Blue - GreyDock.com Fernco 1056-075 3/4-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Blue - GreyDock.com](https://www.greydock.com/media/catalog/product/cache/7ca80b04214a71f2fa2d73037fea8bdd/1/0/1056-075-blu.jpg)
Fernco 1056-075 3/4-in. Flexible PVC Pipe Coupling for Cast Iron and Plastic Plumbing Connections in Blue - GreyDock.com
![TerraBloom 4 Inch Aluminum Flex Duct - 25 FT Long, Flexible Ducting with 2 Clamps, 3 Layer HVAC Ventilation Air Hose - Great for Dryer, Grow Tent, Green Houses, Household HVAC Venting - Amazon.com TerraBloom 4 Inch Aluminum Flex Duct - 25 FT Long, Flexible Ducting with 2 Clamps, 3 Layer HVAC Ventilation Air Hose - Great for Dryer, Grow Tent, Green Houses, Household HVAC Venting - Amazon.com](https://m.media-amazon.com/images/I/61oV5sJfqkL.jpg)
TerraBloom 4 Inch Aluminum Flex Duct - 25 FT Long, Flexible Ducting with 2 Clamps, 3 Layer HVAC Ventilation Air Hose - Great for Dryer, Grow Tent, Green Houses, Household HVAC Venting - Amazon.com
![Flex-Drain Flexible Expandable Drain Pipe, Solid Black Polyethylene, 4-In. x 8-Ft. | Ramsey Hardware Flex-Drain Flexible Expandable Drain Pipe, Solid Black Polyethylene, 4-In. x 8-Ft. | Ramsey Hardware](https://www.truevalue.com/media/catalog/product/126973.jpg)
Flex-Drain Flexible Expandable Drain Pipe, Solid Black Polyethylene, 4-In. x 8-Ft. | Ramsey Hardware
![RESPA/Gideon 4-inch Flexible Hose for HVAC - sold by the foot, 2-foot min. to 8-foot max.: Sy-Klone International RESPA/Gideon 4-inch Flexible Hose for HVAC - sold by the foot, 2-foot min. to 8-foot max.: Sy-Klone International](https://www.sy-klone.com/mm5/graphics/00000001/products/respa/FH33-001_72dpi.jpg)