It operates optimally with clean

centrifugal

upholstery

and quarry tile floors and surfaces

see our guide to finding pet urine with an ultra violet light

Genuine Amtek Vacuum Motor 5.7 Inch 3-Stage Bypass 1200W Carpet Presprays It operates optimally with cleanThis 1200W three stage bypass motor from Bison Lamb is engineered for applications that demand isolation between the operational airflow and the motor cooling systems. It operates optimally with clean, dry, filtered air only, making it ideal for professional cleaning equipment requiring reliable motor performance in demanding conditions. Description: Three stage 240 volt 5. 7" 145 mm diameter Double ball bearings Single speed Tangential bypass