Residential Furnaces (RFRN)
Program Specific Forms
Related Standard(s) and Documents
This program applies to gas-fired and oil-fired central furnaces using a single-phase electric current or DC, and having a heat input rate of less than 225,000 Btu/hr.
The following certification program ratings are verified by test:
- Output Heating Capacity (MBtuh)
- Annual Fuel Utilization Efficiency,% (AFUE)