Cleantech RO vs Di cost calculator
Input TDS Reading Ppm
Insert water used per Month Ltrs
Cost per 1000 ltr (from water board) Pence
Di Only Produces Ltrs (per sack)
Cost per ltr
Cost per month
RO + Di Produces Ltrs (per sack)
Cost per Ltr
Cost per month
Average RO would pay for self in Months
This calculator is supplied as a guide only.
The RO calculations are based on a standard 300GPd RO, costing
around £400, with a rejection rate of 97% and sediment / carbon pre
filters replaced every 6 months at an average cost of £15 per set. The
Di resin element is based on 25ltr sacks of resin, costing around £70
All costings subject to VAT at standard rate (17.5%)
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