2.9. Modular blower means a product which only uses single-phase electric current, and which:
(a) Is designed to be the principal air circulation source for the living space of a residence;
(b) Is not contained within the same cabinet as a furnace or central air conditioner; and
(c) Is designed to be paired with HVAC products that have a heat input rate of less than 225,000 Btu per hour and cooling capacity less than 65,000 Btu per hour.