BTU calculator: which capacity class does your room need?
We map your room size to a unit class — based on the manufacturers’ recommended room sizes, not blanket formulas.
For this size we recommend individual sizing: office@jacobwarm.com — or by phone: +49 221 29293710 (Mo–Fr 8–16 Uhr)
View matching unitsRough guidance — the manufacturer’s specifications on the unit are decisive.