Water filter housing Function Provides a secure, corrosion resistant enclosure for RO membranes and filtration components, protecting the membrane and ensuring stable filtration performance. Material 304 stainless steel, offering durability and corrosion resistance for water contact. Size Approximately 60 cm in total length, suitable for medium length filtration setups. Compatibility Suitable model 4021 RO membrane. Benefits Durable construction reduces maintenance needs and provides a reliable housing for the 4021 membrane. Stainless steel design supports long service life in water filtration environments. Protects the membrane and seals to help maintain filtration efficiency and minimize leaks. Use scenarios Residential drinking water system using a 4021 membrane for reliable filtration. Small cafe or office water filtration where a robust membrane housing is required. Laboratory or workshop water purification needing a durable, compatible housing for 4021 membranes. Installation notes Ensure proper installation with your system and verify compatible fittings and seals for a secure setup.