Manufacturer's rated heating capacity (btu's/hr) | Range of HSPF2's | |
Low | High | |
Single Package Units | ||
Heat Pumps (Heating Function): All capacities | 6.7 | 8.4 |
Split System Units | ||
Heat Pumps (Heating Function): All capacities | 7.5 | 14.6 |
Small-duct, high-velocity Systems | 6.1 | 7.5 |
Space-Constrained Products | ||
Heat Pumps (Heating Function): All capacities | 6.3 | 6.5 |
16 C.F.R. § 23 app I to Part 305