Premium German Water Filters with Oxygen Enrichment. Guaranteed purity and lasting performance for home or business.
25-year guarantee on Auto First Flushing & Oxygen Enrichment. 10-year warranty on filter units. 5-year protection on underground storage.
RPV WISY makes rainwater completely safe to drink through Oxygen Enrichment and free aeration. Auto First Flush removes all roof debris before storage.
Gravity-fed, self-cleaning filtration. No electricity, no running costs — pure filtered rainwater, automatically.
Engineered by WISY Germany (est. 1989), global leader in rainwater harvesting for 38+ years.
Oxygen Enrichment and free aeration deliver 100% safe water for drinking, cooking and industrial use.
Approved for green building credits. Save up to 50% on municipal water bills.
Automatic flushing requires minimal upkeep. Backed by 35+ authorised dealers across India.
With a WISY German filter, that water becomes 100% safe, free and automatic — saving you up to 50% on water bills, every single year.
25-year performance guarantee · Zero power · 32,000+ satisfied clients across India
No obligation. Our expert visits your site and designs a custom system — free of charge.
Year Performance Guarantee
Year Warranty on Filter Units
Year Protection on Storage
Savings on Water Bills
From compact home filters to large-scale industrial systems — all made in Germany.
Entry Level
Effective separation of dirt particles at the downpipe — the critical first stage.
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Residential
Self-cleaning rainwater filter for homes. Automatic flushing reduces maintenance to near zero.
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Mid-Scale
Handles larger roof areas — ideal for apartment complexes and commercial buildings.
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Industrial
High-capacity filtration for factories. Reliable water for boilers, cooling towers and RO systems.
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System Components
Calmed inlet, floating suction and overflow protection for tanks of any size.
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Accessories
Genuine WISY accessories — screens, connectors and spare parts for peak performance.
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Get a free site assessment and customised quote within 24 hours.
📍 L 330, Periyar Nagar, Erode-9, Tamil Nadu
🏙️ Chennai · Bangalore · Delhi · Mumbai
