Etherea Z25
Panasonic's residential range with nanoe™ X air purification; a credible answer when 'cooling and cleaner air' is the brief, not just temperature.
- Indoor noise
- 19 dB(A) min
- Running cost
- £105/yr
- Installed
- £2,200–£2,900 installed

Editorial render. Not a manufacturer photograph; we do not redistribute press imagery without a licence.
Primary question · Which split has the strongest indoor air quality story?
Bedrooms in homes with hay-fever or pet-dander sensitivity; the air-quality story is the genuine differentiator.
£2,200–£2,900 installed
- nanoe™ X is more than marketing
- Tidy aesthetic
- Strong dealer network
- App ecosystem isn't as polished as Mitsubishi's
- Slightly bulkier indoor unit
Open the cost planner to estimate your installed price.
Key specifications
- Cooling output
- 2.5 kW
- SEER
- 8.5
- SCOP
- 5.10
- Indoor noise
- 19 dB(A) min
- Refrigerant
- R32
- , nanoe™ X is more than marketing
- , Tidy aesthetic
- , Strong dealer network
- , App ecosystem isn't as polished as Mitsubishi's
- , Slightly bulkier indoor unit
If your brief matches "bedrooms in homes with hay-fever or pet-dander sensitivity; the air-quality story is the genuine differentiator.", the Etherea Z25 is a confident pick. If it doesn't, the alternatives above are more honest answers.
Estimate your installed cost
The planner uses your specific home; not a brochure number.

