Shop › RTU (Rooftop Unit) Disconnect Replacement & Weatherproofing RTU (Rooftop Unit) Disconnect Replacement & Weatherproofing $1,399.00 Replacement of weathered, failing NEMA 3R rooftop disconnects feeding commercial HVAC package units. Add To Cart Added! Replacement of weathered, failing NEMA 3R rooftop disconnects feeding commercial HVAC package units.
