Basic consumption formula
Professional concentrated detergent (30% active matter): dose of 5–10 g/kg of dry laundry. Fabric softener: 5–10 g/kg.
An 11 kg washing machine at 7 g/kg uses ~77 ml of detergent and ~50 ml of fabric softener per cycle.
Estimated monthly consumption
| Size | Washing machines | Cycles/day | Detergent/month | Fabric softener/month |
|---|---|---|---|---|
| Small | 4–6 | 20–40 | 50–90 kg | 30–60 kg |
| Medium | 8–12 | 50–100 | 100–200 kg | 70–130 kg |
| Large | 15+ | 150+ | 250 kg+ | 180 kg+ |
* Estimates based on Blue Gold + Blue Soft at 7 g/kg. Varies with water hardness.
Recommended opening stock
- First week: twice the calculated dose to absorb adjustments
- First month: estimated consumption plus a 30% buffer
- Rolling stock: 1.5 months of consumption
- Review real consumption at the 2-month mark and adjust
Want a tailored calculation for your opening?
We will send you a specific estimate based on the sizing of your premises.