Carrier Comfort

Carrier Comfort™ Series 38MHRBQ Carrier Comfort™ Series 40MHHQ
SEER: 19.8 SEER: Dependent upon outdoor unit
HSPF: 10.6 HSPF: N/A
Sound: 50.5 decibels Sound: 27 decibels
Compressor type: Variable-Speed Compressor type: Variable-Speed
ENERGY STAR-certified? No ENERGY STAR-certified? No
Tier: Low Tier: Low