Can I install the GREE Vireo R32 18,000 BTU (230V) myself, or do I need a pro?

GREE Vireo R32 18,000 BTU (230V) is built for professional installation: the line set must be flared, evacuated, and charged, which requires EPA-certified refrigerant handling. Installing it outside the manufacturer's requirements can void the warranty, so budget for a qualified HVAC installer.

Will the GREE Vireo R32 18,000 BTU (230V) keep heating in a cold winter?

The manufacturer publishes 14,600 BTU/h of heating output at 5F. Rated heating operation extends down to -22 F. Certified heating efficiency is 9 HSPF2. Match those numbers against your climate's design temperature - in cold regions, output at 5F matters far more than the nameplate capacity measured at 47F.

What electrical circuit does the GREE Vireo R32 18,000 BTU (230V) need?

Published electrical requirements: 208-230V voltage, 16 A minimum circuit ampacity, and 20 A maximum breaker or fuse sizing. Confirm the final circuit against the unit nameplate and local code with a licensed electrician.

How far can the outdoor unit be from the indoor head?

The published maximum line-set length is 131 ft, and the included line set comes pre-charged for 25 ft. Longer runs than the included set allows typically mean added refrigerant and a pro visit, so measure the planned routing before ordering.

What warranty does the GREE Vireo R32 18,000 BTU (230V) carry?

The manufacturer publishes 5 years parts coverage and 7 years compressor coverage. Registration requirements and proof of qualified installation commonly affect coverage, so read the warranty terms before install day.

GREE Vireo R32 18,000 BTU (230V) Specs, Price & Review

GREE Vireo R32 18,000 BTU (230V) review summary

The Gree Vireo 18k is the premium 18k in our Gree range: SEER2 24.5, EER2 13.65, and rated operation to -22F on R32 - high certified efficiency plus genuine cold-climate capability, as a professional-install system. It sits opposite the budget Livo line as the performance choice.

Rated cooling

18,000BTU/hVerified - AHRI certificate

Rated heating

18,000BTU/hVerified - AHRI certificate

GREE Vireo R32 18,000 BTU (230V) best-fit use cases

A cold-climate mid-to-large room where the owner is hiring out the install and wants efficiency plus documented deep-cold operation from a major manufacturer.

GREE Vireo R32 18,000 BTU (230V) specifications

Manufacturer: GREE
Brand: GREE
Product line: Vireo R32
Model number: VIR18HP230V1R32AH indoor / VIR18HP230V1R32AO outdoor
Indoor unit model: VIR18HP230V1R32AH
Outdoor unit model: VIR18HP230V1R32AO
Number of zones: 1
Max indoor units: not published
Rated cooling capacity: 18,000 BTU/hVerified - AHRI certificate
Rated heating capacity: 18,000 BTU/hVerified - AHRI certificate
Voltage: 208-230VVerified - manufacturer technical document
MCA: 16 AVerified - manufacturer technical document
Maximum fuse or breaker size: 20 AVerified - manufacturer technical document
Breaker needed: not published
SEER2: 24.5 SEER2Verified - AHRI certificate
EER2: 13.65 EER2Verified - AHRI certificate
HSPF2 (Region 4): 9 HSPF2Verified - AHRI certificate
HSPF2 (Region 5): not published
COP: not published
COP at 47F: not published
COP at 5F: 1.9 COPVerified - AHRI directory
Minimum outdoor heating temperature: -22 FVerified - manufacturer technical document
Minimum outdoor cooling temperature: -20 FVerified - manufacturer technical document
Maximum outdoor temperature: 122 FVerified - manufacturer technical document
Indoor noise range: 27 - 48Verified - manufacturer technical document
Outdoor noise rating: 59 dBAVerified - manufacturer technical document
Indoor weight: 28.7 lbVerified - manufacturer technical document
Outdoor weight: 94.8 lbVerified - manufacturer technical document
Refrigerant: R32Verified - manufacturer technical document
Refrigerant charge: 40.6 ozVerified - manufacturer technical document
Manufacturer coverage: not published
Line-set size: 1/4 liquid / 1/2 suction
Included line-set length: not published
Maximum line-set length: 131 ftVerified - manufacturer technical document
Max line set per indoor: not published
Maximum elevation difference: 82 ftVerified - manufacturer technical document
Max height between indoor units: not published
Wi-Fi support: supportedVerified - manufacturer technical document
Energy Star status: yesVerified - AHRI directory
AHRI certification number: 215218911Verified - AHRI certificate
Warranty: 5 years parts / 7 years compressor. Standard residential warranty: 5 years parts, 7 years compressor. GREE Select Dealer registration can extend complete systems to 10 years parts and compressor.
DIY installation status: Professional install
Retail price: Dealer-distributed; no published consumer price
Installation type: Professional install
Available retailers: not published
Manual links: AHRI certificate 215218911 for VIR18HP230V1R32AO / VIR18HP230V1R32AH, AHRI Directory public details for GREE Livo/Vireo R32 18k/24k pairings, GREE Vireo R32 extended ratings, Vireo R32 Installation and Owner's Manual, HVACDirect product page GREE Vireo R32 18,000 BTU (230V), GREE Vireo R32 sales brochure, GREE Vireo R32 service manual, GREE Vireo R32 submittal 18MBH 230V, GREE DFS Limited Warranty Statement for units installed after 12/31/2021
Specification sheet: GREE Vireo R32 submittal 18MBH 230V
Last verified date: Jul 21, 2026

GREE Vireo R32 18,000 BTU (230V) strengths

High certified efficiency for an 18k (SEER2 24.5 / EER2 13.65).
Rated to operate at -22F - real cold-climate heating.
Current R32 refrigerant; 5-year parts / 7-year compressor warranty.

GREE Vireo R32 18,000 BTU (230V) weaknesses

Professional installation required (flared, evacuated line set).
Priced above the Livo tier - you are paying for efficiency and the -22F range.

GREE Vireo R32 18,000 BTU (230V) climate suitability

Minimum heating ambient: -22 FVerified - manufacturer technical document
Rated heating at 5F: 14,600 BTU/hVerified - AHRI directory
Rated heating at 17F: 18,000 BTU/hVerified - AHRI directory
Rated heating at 47F: 18,000 BTU/hVerified - AHRI certificate

GREE Vireo R32 18,000 BTU (230V) electrical requirements

Voltage: not published
Voltage range: 208-230VVerified - manufacturer technical document
Phase: 1Verified - manufacturer technical document
Frequency: 60 HzVerified - manufacturer technical document
MCA: 16 AVerified - manufacturer technical document
Breaker needed: not published
Maximum breaker size: not published
Maximum fuse size: 20 AVerified - manufacturer technical document
Maximum cooling current: not published
Maximum heating current: not published
Manufacturer wire notes: Main power wire per local code; interconnecting wire size 14 AWG / 4Verified - manufacturer technical document

GREE Vireo R32 18,000 BTU (230V) installation considerations

Liquid line: 1/4Verified - manufacturer technical document
Suction line: 1/2Verified - manufacturer technical document
Precharged length: 25 ftVerified - manufacturer technical document
Included line-set length: not published
Maximum line-set length: 131 ftVerified - manufacturer technical document
Max line set per indoor: not published
Max height between indoor units: not published
Indoor dimensions: 38.65625 in W x 12.25 in H x 8.703125 in DVerified - manufacturer technical document
Outdoor dimensions: 37.71875 in W x 25.984375 in H x 15.828125 in DVerified - manufacturer technical document
Indoor weight: 28.7 lbVerified - manufacturer technical document
Outdoor weight: 94.8 lbVerified - manufacturer technical document
Drain size: not published

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Frequently asked questions

Can I install the GREE Vireo R32 18,000 BTU (230V) myself, or do I need a pro?: GREE Vireo R32 18,000 BTU (230V) is built for professional installation: the line set must be flared, evacuated, and charged, which requires EPA-certified refrigerant handling. Installing it outside the manufacturer's requirements can void the warranty, so budget for a qualified HVAC installer.
Will the GREE Vireo R32 18,000 BTU (230V) keep heating in a cold winter?: The manufacturer publishes 14,600 BTU/h of heating output at 5F. Rated heating operation extends down to -22 F. Certified heating efficiency is 9 HSPF2. Match those numbers against your climate's design temperature - in cold regions, output at 5F matters far more than the nameplate capacity measured at 47F.
What electrical circuit does the GREE Vireo R32 18,000 BTU (230V) need?: Published electrical requirements: 208-230V voltage, 16 A minimum circuit ampacity, and 20 A maximum breaker or fuse sizing. Confirm the final circuit against the unit nameplate and local code with a licensed electrician.
How far can the outdoor unit be from the indoor head?: The published maximum line-set length is 131 ft, and the included line set comes pre-charged for 25 ft. Longer runs than the included set allows typically mean added refrigerant and a pro visit, so measure the planned routing before ordering.
What warranty does the GREE Vireo R32 18,000 BTU (230V) carry?: The manufacturer publishes 5 years parts coverage and 7 years compressor coverage. Registration requirements and proof of qualified installation commonly affect coverage, so read the warranty terms before install day.

GREE Vireo R32 18,000 BTU (230V) data sources

GREE Comfort: GREE Vireo R32 submittal 18MBH 230VVerified - manufacturer technical document
Covers Frequency, electrical_spec.guaranteed_voltage_range, Maximum fuse size, Minimum circuit ampacity, Phase, electrical_spec.rated_current_cooling_amps and more
AHRI: AHRI certificate 215218911 for VIR18HP230V1R32AO / VIR18HP230V1R32AHVerified - AHRI certificate
Covers AHRI certification number, Rated cooling capacity, EER2, Rated heating capacity, HSPF2 (Region 4), Rated heating at 47F and more
AHRI: AHRI Directory public details for GREE Livo/Vireo R32 18k/24k pairingsVerified - AHRI directory
Covers COP at 5F, performance_spec.energy_star_cold_climate_designation, Energy Star status, Rated heating at 17F, Rated heating at 5F
GREE Comfort: Vireo R32 Installation and Owner's ManualVerified - manufacturer technical document
Covers system.diy_status, system.installation_type
GREE Comfort: GREE DFS Limited Warranty Statement for units installed after 12/31/2021Verified - secondary source
Covers Compressor warranty, Parts warranty
GREE Comfort: GREE Licensed Contractor Warranty ProgramVerified - secondary source
Covers Warranty notes

GREE Vireo R32 18,000 BTU (230V) last updated

Jul 21, 2026