Lennox Commercial lists variable refrigerant flow systems alongside its rooftop units and controls.
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Lennox Commercial lists variable refrigerant flow systems alongside its rooftop units and controls.
Published manufacturer figures, rated under AHRI 1230 where stated. Separate maxima may come from different models or ducted/non-ducted combinations; check the AHRI certificate for a matched system.
| Product family | Capacity | Efficiency | Source |
|---|---|---|---|
| Varix VRF | 6 to 38 tons | EER up to 12.20; IEER up to 27.98 | Manufacturer source |
| Varix Extreme | 6, 8 and 10-ton modules; systems to 24 tons | EER up to 12.7; IEER up to 26.80 | Manufacturer source |
Confirm heat-pump and heat-recovery options and branch devices in current Lennox commercial documentation.
Confirm which product line, distribution channel and factory support apply before specifying or servicing.
Sets outdoor and indoor units, brazes, pressure-tests, evacuates and charges refrigerant piping to the brand's manual. EPA 608 required; factory installation training is often required for warranty.
Runs brand-specific startup, addressing and test-run procedures and diagnoses with the manufacturer's service tools and error codes. Factory service training per brand is common.
Builds layouts in the brand's selection software, checks refrigerant concentration limits and supports submittals for reps, distributors and contractors.
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