Amazon.com: ALL PARTS ETC. Extension Hose Compatible with Shark Vacuum Hose Replacement, 10' Crushproof Hoses for Shark Vac, Replacement Hose for Upright and Stick Vac Shark Vacuum Cleaner Models (10' Hose) :
Electrolux 50FT Standard Central Vacuum Hose | eVacuumStore.com
32mm Flexible Suction Hose Pipe For Industrial Central Vacuum Cleaner| Cleaning Brushes| - AliExpress