A reliable rainwater harvesting system starts with the right filter — and at JB Rainwater Harvesting, we provide only the best. As Kerala’s trusted supplier of premium rainwater harvesting filters, we ensure that every drop of rain you collect is clean, pure, and ready for use.
We are authorized dealers and installation experts for leading brands like Rainy, NeeRain, RainCatcher, and SilverRain — each known for superior filtration efficiency, low maintenance, and long-term durability. Whether you’re setting up a residential, institutional, or industrial rainwater system, we have the perfect filter solution tailored to your catchment size and water needs.
With years of experience in rainwater filtration technology, JB Rainwater Harvesting combines product expertise with professional installation support to guarantee maximum water purity and system efficiency. Every filter we sell meets Kerala Government Rainwater Harvesting Standards, ensuring both quality and compliance.
Each property has a unique catchment size, rainfall pattern, and usage goal — which is why we offer a curated selection of high-performance filters suitable for various applications.
Our range includes:
Rainy Rainwater Harvesting Filter – A multi-stage self-cleaning filter designed for both rooftop and ground-level installations. Ideal for homes and commercial buildings, it efficiently removes silt, leaves, and debris.
NeeRain Rainwater Harvesting Filter – A compact, eco-friendly filter built with innovative, maintenance-free technology. Perfect for small rooftops and urban spaces.
RainCatcher Rainwater Harvesting Filter – Engineered for high rainfall areas, offering maximum filtration with minimal pressure loss. Suitable for schools, hospitals, and industrial sites.
SilverRain Rainwater Harvesting Filter – A premium stainless-steel filter offering durability, corrosion resistance, and long-term efficiency for large catchment areas.
Each model is tested for flow rate, filtration accuracy, and water quality performance to ensure dependable results in Kerala’s varying monsoon conditions.
A rainwater harvesting filter is the heart of your system. It determines the quality and usability of the collected water. Without a proper filtration unit, debris, dust, and organic matter can contaminate the system and reduce groundwater recharge efficiency.
At JB Rainwater Harvesting, we focus on smart filtration solutions that are easy to clean, resistant to clogging, and effective in removing both physical and chemical impurities. Our filters extend the life of your entire system — from tanks to pipelines — and help maintain consistent water flow during heavy rainfall.
Choosing JB Group means investing in sustainability and water security. Our rainwater filters not only improve water purity but also help recharge groundwater and reduce reliance on external water sources.
Every filter we sell contributes to the larger mission of conserving Kerala’s freshwater resources, aligning with UN-Water’s vision for sustainable water management. Together, we can build a cleaner, greener, and water-secure future.
It depends on your roof size, rainfall intensity, and water usage. Our experts recommend the ideal filter — Rainy, NeeRain, RainCatcher, or SilverRain — after a site assessment.
Yes. All our filters meet Kerala Government Rainwater Harvesting regulations and are certified for efficiency and safety.
Most filters, especially Rainy and NeeRain models, are self-cleaning and require minimal upkeep. We provide instructions for periodic checks.
Yes, you can purchase filters directly. However, we recommend professional installation for proper fitting and maximum efficiency.
With proper care, high-quality filters like RainCatcher and SilverRain can last over 10 years with consistent performance.
JB GROUP Near CUSAT Metro Station, Kalamasserry, Ernakulam
India’s trusted rainwater harvesting company dedicated to conserving groundwater and promoting sustainable water solutions for homes, institutions, and industries.
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