Nadair Self-Cleaning Inverted HEPA Filter (Models 750SM, 65932, 71032) 2043 It is the gray-black cover

It is the gray-black cover for the mechanical model

and keep your TriFlex cleaning as designed

Hanging it in a supported loop keeps the hose relaxed and untangled

Benefit: Protects the poly-V belt and restores agitation

and nicked on door frames until the insulation splits or a conductor breaks

Nadair Self-Cleaning Inverted HEPA Filter (Models 750SM, 65932, 71032) 2043 It is the gray-black coverThis Nadair permanent self cleaning HEPA filter (Part #37520) uses an inverted design that lets accumulated dust fall away from the filter media between cycles, helping maintain consistent airflow without frequent manual cleaning. Built for high efficiency particulate capture, it traps fine allergens while protecting the central vacuum motor. Filtration: HEPA grade media Design: Inverted, self cleaning Type: Permanent reusable Fits: Nadair models