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20-inch Big Blue Filter Housing

The HYDRIS 20-inch Big Blue Filter Housing is designed to deliver reliable and efficient water filtration for residential, commercial, and industrial applications. Manufactured using 100% virgin polypropylene, it offers superior mechanical strength, excellent chemical resistance, and long-lasting durability for demanding water treatment systems.

Every housing is independently pressure tested to achieve a burst strength of up to 11 kg/cm² (157 psi), ensuring dependable performance and enhanced safety. Designed for standard 20" × 4.5" filter cartridges, it combines premium build quality with attractive market pricing, making it an ideal choice for professional water filtration installations.

100% Virgin Polypropylene

Manufactured entirely from premium virgin polypropylene, providing excellent chemical resistance, dimensional stability, and reliable long-term performance for demanding water filtration applications.

High Burst Strength

Pressure tested up to 11 kg/cm² (157 psi) using stringent quality protocols, ensuring dependable operation, enhanced safety, and outstanding durability under varying water pressure conditions.

Pressure Release Valve

Integrated pressure-release valve enables safe pressure relief during filter replacement, making routine maintenance easier while improving operational safety and user convenience.

Standard Cartridge Fit

Designed to accommodate standard 20" × 4.5" filter cartridges, ensuring easy installation, convenient replacement, and consistent filtration performance across multiple applications.

Built-in Pressure Release Valve

Integrated pressure-release valve allows safe pressure relief during cartridge replacement, making maintenance faster, easier, and more convenient.

Made in India

Manufactured in India through a trusted precision manufacturing partnership with over 40 years of injection-moulding expertise, ensuring exceptional quality and consistency.

Technical Specifications

The HYDRIS Big Blue Filter Housing is compatible with standard 20" × 4.5" filter cartridges and is available with 1-inch and 1.5-inch inlet/outlet connections, making it suitable for a wide range of residential, commercial, and industrial water treatment systems. Its robust construction ensures reliable performance even in demanding operating environments.

Engineered for durability, the housing supports a maximum operating temperature of 45°C (113°F) and features a blue polypropylene body, grey locking ring, and built-in pressure-release valve for enhanced safety and ease of maintenance. Combining premium materials, proven performance, and competitive pricing, it provides a dependable solution for long-term water filtration applications.
This version is about 40–50% longer than the previous one, which should better fill the template while staying faithful to the catalogue.