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Conventional STP Vs Biodan

Conventional STP Biodan
Electricity required Zero power, runs on gravity flow
Backup generator and diesel required No generator, No diesel
2-shift skilled STP operator No operator
24x7 noise pollution Noise-free
Motors, blowers and frequent oil change required No motors and blowers; hence no oil change required
Risky if exhaust fans are switched off No exhaust fans. Hence no risk
Involves chemicals (Urea, Chlorine etc.) 100% chemicals-free
Dedicated STP space and operator room required Operator room not required; saves on space.
Sludge pathogen risk No sludge pathogen risk
Sludge removal - daily/weekly. Sealed tank. No manual handing. Risk-free.
STP life just 3 - 5 years. Need to keep buying spares. Lifetime product
MLSS monitoring; need to add bacteria on an hourly basis Bacteria to be added only once in 3 months
Bad odour Completely odour-free
30% minimum load needed to begin operations Even one toilet is enough to begin operations
Bar screen filter to be cleaned regularly No bar screen filter required
Can be accidentally switched off Cannot be switched off
24x7 maintenance required Maintenance-free
Installation time 1 - 2 months Can be installed within 24hours

COMMERCIAL USAGE


Litters usage RCC Storage Tank Size.5'*3' Nos Per Tank Capacity 1000 Liters 1*1000 FRB Storage Tank / liters Capacity FRB Tank Dimensions for mm Dia*Length Discharge Tank, Size 3'*3' Nos
2,000 3 3,000 2,000 1,200*1,800 8 Nos
3000 5 5000 2500 1,200*2,300 8 Nos
4,000 6 6,000 3,000 1,200*2,800 15 Nos
5000 8 8,000 4,000 1,500*2,300 18 Nos
6,000 10 10,000 5,000 1,500*2,900 23 Nos
8,000 12 12,000 7,000 1,500*4,000 30 Nos
10,000 14 14,000 10,000 1,800*4,000 38 Nos

*This calculation may be varied on soil conditions.