Ductless Five Zone Heat Pump Gree Multi21+ Ultra Compressor 42 000 BTU Montreal
Provincial Subsidy (LogisVert): 3600$ (Updated: November 26, 2025)
Model Number (Exterior): MULTIU42HP230V1DO
AHRI: 204288781
ENERGY STAR®: No
ENERGY STAR® (Cold Climate): Yes / Yes
# ENERGY STAR ID: 2415662
Heating Capacity: -35°C
Cooling Capacity: 42,000 BTU
Gas (Freon): R-410A
WiFi: Included
SEER2 (Seasonal Energy Efficiency Ratio)
1
16.0
30
HSPF2 (Heating Seasonal Performance Factor)
1
8.6
15
EER2 (Instant Cooling Efficiency)
1
9.0
20
COP at -8 °C (Heating energy efficiency)
1
1.82
3
Nominal Power: 42,000 BTU
Power at -8 °C: 30000 BTU
Power at -15 °C: 31200 BTU
Interior Dimensions (L x W x H): 33.31 × 8.31 × 11.44 in ***
Shutter control - Vertical (Air direction): Auto ***
Shutter control - Horizontal (Air direction): Manual ***
Sound Pressure Level (Interior): 43 / 26 dB(A) ***(depending on the chosen model)***
Possible Model Number (Interior): VIR09HP230V1BH and VIR12HP230V1BH
CFM (Airflow) (12,000 BTU***)
1
400
700
External Dimensions (L x W x H): 42.81x17.31x43.44 in
Zones: 5 Areas
Maximum Zones: 5 Areas
Sound Pressure Level (Outdoor): 62.0 dB(A)
Voltage: 220V
MCA (Minimum Circuit Ampacity): 38A
MOP (Maximum Overcurrent Protection): 60A
Warranty (Compressor - Parts - Labor): 10-10-0 years
Additional Warranty: Available
Installation and distribution of a Multi Zone heat pump with five (5) zones. Gree Multi+ Ultra mini split with an 42 000 BTU compressor, in Greater Montreal.
OPTIMAL PERFORMANCE IN THE MOST DIFFICULT CLIMATES UP TO -35°C!
Multi+ ULTRA mini split units provide ULTRA heating and cooling powered by GREE's unique 2-stage/3-cylinder variable speed compressor.
This series is eligible for numerous provincial subsidies, such as “Efficient Heat Pumps”, “Chauffez Vert” or “RénoClimat”, and federal, such as “Greener Homes”, for up to 5000$.
Each outdoor coil has a corrosion-resistant acrylic resin coil coating to maintain energy efficiency in the harshest climates. This heat pump is made with the cold Canadian climate in mind.
Some Features:
- Sound levels up to 58 dB(A) on the outdoor unit (compressor).
- Up to 5 unique indoor units, allowing wide independent control flexibility.
- 10 year warranty on parts and 10 years on the compressor directly from the manufacturer.
- 10 year labor warranty available!
- Heats even down to -35°C!
- WiFi
| Compressor Power | Heads Power (Zones/Inside Units) |
| 42 000 BTU | 9 000 BTU + 9 000 BTU + 9 000 BTU + 9 000 BTU + 9 000 BTU |
| 42 000 BTU |
9 000 BTU + 9 000 BTU + 9 000 BTU + 9 000 BTU + 12 000 BTU |