Trim Cover - Pre Plumb - Hide A Hose CPU250 trapping fine dust that passes

trapping fine dust that passes the primary stage before it can reach the motor

The lead connects in place of the original for a direct replacement

Because calibration matters here

and as an FJM bag fills the airflow narrows

Trim Cover - Pre Plumb - Hide A Hose CPU250 trapping fine dust that passesThis replacement inlet valve provides a clean, flush wall connection point for your central vacuum system. Designed for easy installation, it allows you to quickly connect your hose and begin cleaning in any room. This trim kit provides the finished decorative cover for your wall inlet valve. It installs over the rough in bracket after drywall is in place, completing the clean, professional look of your central vacuum system.