Mark the rectangle with a ruler and some marker pen. Drill the floor, keeping the drill or saw from catching the carpet. Some More Installation Tips. When pushing the tubing through a soffit or plumbing well use electrical tape to fasten low volt wire to the end of the tubing before pushing it up. This will prevent you from having to fish the wire later.
Some building codes require a separate circuit breaker for a vacuum system.
The new California code requires a 20-amp circuit for a power unit running a motor from 9 to 13 amps. Building codes in most areas require GFSI 120-volt receptacles in any areas near water. Areas that are required to have a GFSI where a vacuum unit could be installed are basements, garages, outside and under houses. Firewalls are typically the wall between a garage and living space and between an equipment room, that has equipment with the potential to cause a fire like a furnace or hot water heater. Check your local building codes.