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Sewage & Wastewater Teatment
Grewa-R-SGrewa-R Grewa-M
Wastewater Treatment and Sewage Treatment
Effluent Treatment
Effluent Treatment
Water Treatment
Grewa-O Grewa-U
Water Treatment
Add-On Modules
Grewa-F Grewa-S Grewa-C Grewa-T
Water and Wastewater Treatment Products
Now Available !!!

GREWA-R-S Next generation, Packaged and Fully automatic STP now available at the price of conventional technology


wastewater treatment add-ons
Key Features of the Grewa Ranger  
Highly compact
20-50% smaller than conventional treatment plants
Completely plug-n-play
Quick installation, no on-site fabrication
Low operating costs
Reduced electricity bills, no dedicated operator required and remote monitoring option
No Waste
Reuse treated water for Cleaning, Flushing, HVAC, Cooling Towers
Sewage Treatment & Wastewater Treatment Sewage Treatment and Wastewater Treatment Effluent Treatment Effluent Treatment Water Treatment Water Treatment Add-On Modules
Sewage Treatment Wastewater Treatment Effluent Treatment Water Treatment wastewater treatment add-ons
Grewa-R-S Grewa-FLEET Grewa-O Grewa-F | Grewa-S
Grewa-R | Grewa-M   Grewa-U Grewa-C | Grewa-T
Residential Buildings,
Townships and Complexes
More >
Manufacturing, Pharmaceutical, Fisheries and Food Processing
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Shopping malls, IT/ITES,
Commercial Complexes,
SEZs and Hospitals
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Hotels, Resorts, Clubs,
Restaurants, Food Courts
and Serviced Apartments
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  Customer Stories    
Premium Forest Resort
Find out how Grewa-R helped recycle 70% of their Wastewater
More >
Residential Colony
Greywater helped reduce their dependancy on freshwater for non-potable applications
More >
Greywater enables this SEZ to overcome fresh Water supply issues
More >
Start up innovates plug-n-play STPs
Publication - Newspaper Article
Date - February 2015
Greywater joins hands with Netel (India)
Publication - (Online) Business weSRCH
Date - 30 October 2014
Press Releases
30th October 2014
18th March 2014
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