Tools
Free calculators and interactive tools from Baltic Spa.
All Tools guides & reviews
Tools
Sauna Heater Size Calculator: What kW Heater Do You Need?
Free sauna heater size calculator: enter your cabin dimensions and we work out the kW heater you need, with the right allowances for glass and uninsulated walls.
Tools
Sauna Running Cost Calculator: What Does a Sauna Cost to Run in the UK?
Free UK sauna running cost calculator: enter your heater kW, electricity rate and how often you use it to see the cost per session, per week and per year.
Tools
Ice Bath Ice Calculator: How Much Ice Do You Need?
Work out exactly how much ice you need for an ice bath: enter your tub volume, starting water temperature and target temperature for the answer in kilograms and bags.
Tools
Sauna Cladding Calculator: How Many Timber Boards Do You Need?
Sauna cladding calculator for a DIY build: enter your room size and board width to get the square metres and number of tongue-and-groove boards, with a cutting waste allowance.