Nutone Central Vacuum Black Wall End with Crushproof Cuff Sentria II and a bagged canister is

and a bagged canister is a sensible answer: hair and dander go into a bag that closes up for disposal instead of billowing out of a dust bin

The SEBO Power Head Cover for the X4 (black) is a genuine complete assembly

A correctly matched G2K restores the airflow the machine was designed to pull

it takes the knocks each time the machine bumps into furniture

Mounted at the operator position

Nutone Central Vacuum Black Wall End with Crushproof Cuff Sentria II and a bagged canister isThe Nutone Central Vacuum Black Wall End with Crushproof Cuff is the replacement end fitting that connects your central vacuum hose to the wall inlet, compatible with the Nutone 1311. The wall end takes more abuse than almost any other part of the hose, since it gets twisted into the inlet and pulled back out every time you vacuum. The crushproof cuff is the detail that matters here. It withstands being stepped on, rolled over, and bent around tight