Outdoor wellness running cost calculator
Estimate the running cost of a full wellness setup.
Toggle between sauna, cold plunge and wood-fired hot tub running costs. The summary combines all three into one estimated cost per week, month and year.
Metres. Example: 2.0
Metres. Example: 2.0
Metres. Example: 2.0
Auto uses roughly 1 kW per 1.25 m³.
Hours, including heat-up time.
How often the sauna is used.
Edit this if your tariff is different.
Electric sauna estimate
£0.00Metres. Example: 2.0
Metres. Example: 2.0
Metres. Example: 2.0
Auto estimates kg of wood from sauna volume.
Hours, including heat-up time.
How often the sauna is used.
Default: £0.95/kg.
Wood-fired sauna estimate
£0.00Litres. Example: 300–600L for many ice baths.
How often the plunge is used.
Auto estimates ice from bath capacity.
Example: £0.60/kg. Edit this to match your local cost.
Estimated daily electricity cost.
How many days the chiller runs weekly.
Water cost each time the plunge is refilled.
How often you drain, clean and refill.
Sanitiser, filters, cleaning products and testing.
Upkeep, replacement parts and general maintenance.
Cold plunge estimate
£0.00Litres. Larger tubs usually need more wood per heat-up.
Auto estimates wood from water capacity.
Default: £0.95/kg.
Estimated hot tub uses per week.
Water cost each time the tub is refilled.
How often you drain, clean and refill.
Water treatment, cleaning products and testing.
Repairs, servicing, upkeep and replacement parts.
