Symphony Diet 3D 40i Evaporative Air Cooler - DIET3D40i: price and running cost
Symphony Diet 3D 40i Evaporative Air Cooler - DIET3D40i was observed at £129.95 at airconcentre on 25 Sep 2026. If you are checking permitted development, no outdoor unit — Class G does not apply.
shop observation
£129.95 at airconcentre, observed 25 Sep 2026
Price, power and noise on the card
Symphony Diet 3D 40i Evaporative Air Cooler - DIET3D40i was observed at £129.95 at airconcentre on 25 Sep 2026.
| Field | Value |
|---|---|
| Class | portable 1-hose |
| Cooling capacity | — |
| Input power | — |
| Indoor sound pressure | — |
| Price at airconcentre | £129.95 on 25 Sep 2026 |
https://www.airconcentre.co.uk/products/symphony-diet-3d-40i-tower-air-cooler-40-litres-with-magnetic-remote-diet3d40i · snapshot 25 Sep 2026 · n=1 · no wattage on the row, so £ per summer is not calculated · updated 25 Sep 2026 · version 1.0.0 · CSV of the values on this page
How this page was calculated
No separate outdoor unit, so the MCS 020a neighbour-window test is not scored and Class G is not the route.
Split versus portable
Better than a shop tile: the price has a date, and £ per summer is shown only when a wattage is on the row.