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  • Dutco Tennant LLC, PO Box 233, Dubai, U.A.E.
8 membrane housing
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Pressure Vessel 80S Pentair CodeLine Side Entry FRP RO Membrane Housing

High feed flow RO systems in municipal desalination, industrial process water, and commercial water treatment require a pressure vessel with side entry port access, multiport connectivity, and reliable sealing at all operating pressures. The Pressure Vessel 80S from Pentair CodeLine 80S delivers this by combining OCTA Technology side entry design with filament wound epoxy and glass composite construction, rated from 150 PSI to 1200 PSI.

Enhance your water treatment with Pressure Vessel 80S, suitable for industrial, municipal, and desalination applications. Durable, certified, and easy to maintain, the RO pressure vessel 80S stands apart from end entry designs with its octagonal side port geometry, multiport connectivity, and single piece head assembly. It supports high feed flow commercial, municipal, and industrial reverse osmosis plant systems.

Dutco Tennant LLC supplies the CodeLine 80S pressure vessel along with the complete Pentair CodeLine 80S range across the UAE and GCC, supporting water treatment contractors, consultants, and project developers working with membrane pressure vessels and ro water membrane systems.

Side Entry Design, Superior Sealing and Fast Maintenance

  • OCTA Technology octagonal shell geometry provides flat seating at each side port, ensuring consistent sealing performance across all pressure ratings
  • Threaded side ports with grooved IPS connections allow direct alignment with manifolds, enabling quick installation and easy on site replacement
  • Captured seal design prevents seal roll during assembly, reducing leakage risk in high pressure systems
  • Quick lock head system allows fast access to the reverse osmosis membrane without special tools, minimizing downtime during maintenance
  • Integrally wound locking groove improves structural strength and prevents wear under repeated pressure cycles

Core Technical Capabilities

  • Construction: Filament wound epoxy and glass composite FRP RO pressure vessel with UV resistant exterior coating for indoor and outdoor use
  • Pressure Ratings: 150, 300, 450, 600, 1000, and 1200 PSI models supporting applications from UF pretreatment to seawater desalination
  • Side Port Sizes: Available in multiple IPS sizes for flexible system integration and manifold connection
  • Element Capacity: Compatible with all standard 8 inch spiral wound elements including reverse osmosis membrane systems without modification
  • Certifications: CE and NSF ANSI 61 certified non coded models, with ASME Section X certification available for coded vessels including sanitary connection options

Types

80S 150 PSI UF Pre Treatment Vessel

The Pentair CodeLine 80S at 150 PSI is designed for low pressure UF membrane pre-treatment systems used upstream of RO stages in municipal and high turbidity surface water treatment plants.

  • Side entry design with multiport connectivity allows direct manifold connection between vessels without additional piping
  • Suitable for UF hollow fibre and spiral wound configurations supporting efficient pre treatment before RO stages
  • The 8 membrane housing accommodates standard UF elements, ensuring compatibility across integrated systems

80S 300 PSI Brackish Water Vessel

The pentair vessels 80S at 300 PSI supports low pressure brackish water RO systems in commercial and small municipal applications.

  • Single piece head assembly reduces spare parts and simplifies servicing during ro system maintenance
  • OCTA side port design ensures stable sealing under varying thermal conditions
  • Compatible with standard 8 inch BWRO elements used in commercial water purification systems

80S 450 PSI High Brackish Vessel

The reverse osmosis membrane housing at 450 PSI is suitable for high brackish water requiring increased operating pressure across the osmosis membrane.

  • ASME coded models with sanitary connections support ultrapure and pharmaceutical applications
  • Side entry configuration simplifies manifold design and reduces potential leak points
  • Ideal for food, beverage, and industrial RO systems handling elevated TDS feed water

80S 600 PSI and 1000 PSI Vessels

The ro pressure vessel at 600 PSI and 1000 PSI supports high recovery industrial systems and seawater desalination applications.

  • Reinforced construction at 600 PSI improves durability under high pressure conditions
  • The 1000 PSI ro membrane filter vessel is widely used in seawater desalination and offshore treatment systems
  • Multiport connectivity enables efficient vessel to vessel integration in large scale reverse osmosis plant installations

80S 1200 PSI High Pressure Seawater Vessel

The Codeline 80S Series Pressure Vessel at 1200 PSI is designed for extreme pressure applications including offshore and brine concentration systems.

  • ASME Section X certification ensures compliance for regulated industrial and oil and gas installations
  • Heavy wall construction maintains sealing and structural stability under continuous pressure cycling
  • Suitable for high salinity seawater conditions requiring maximum operating pressure for consistent performance

Standout Features & Benefits

OCTA Technology Side Entry Advantage

  • The octagonal shell of the Codeline 80S pressure vessel provides a flat seating surface at each side port, ensuring reliable and leak free sealing
  • Side entry access allows faster servicing by eliminating the need to disconnect piping, improving efficiency during ro system maintenance
  • Threaded ports on the pentair codeline housing enable easy on site replacement without removing the vessel from the system

Multiport Connectivity for Large Arrays

  • IPS grooved side ports allow direct connection between adjacent membrane pressure vessels, reducing piping and leak points
  • Vessel to vessel manifolding lowers installation cost and simplifies system layout in large scale applications
  • Flexible permeate port positioning supports customized piping configurations without requiring special fabrication

Broad Pressure and Application Coverage

  • Multiple pressure ratings within the ro water membrane housing series support applications from UF pre treatment to high pressure seawater desalination
  • Standardized fittings allow consistent use across multi stage systems
  • The pentair membrane housing supports all standard 8 inch elements without compatibility limitations

Certified Quality and Compliance

  • CE, NSF ANSI 61, and ASME certifications across the pressure vessel pentair range ensure compliance for municipal and industrial applications
  • Each pentair membrane housing undergoes pressure testing and inspection to confirm performance and sealing reliability
  • ISO certified manufacturing ensures quality across the full FRP RO pressure vessel production range

Application Area

Municipal Desalination and Water Treatment

  • The Pressure Vessel 80S at higher pressure ratings is used in large seawater desalination systems
  • Certified materials ensure safe use in potable water production
  • Maintains consistency across full treatment trains from pre treatment to RO stages

Industrial and Process Water Treatment

  • The RO pressure vessel 80S supports high recovery systems in petrochemical, power, and pharmaceutical industries
  • ASME certified models meet compliance requirements for offshore and regulated environments
  • Suitable for high flow systems requiring durability and reliability

Food, Beverage, and Pharmaceutical

  • The Codeline 80S Series Pressure Vessel is suitable for systems producing water used in food and pharmaceutical processes
  • Hygienic connection options support high purity applications
  • Widely used in production systems requiring consistent and safe water quality

Commercial Buildings and Large Venues

  • The 8 membrane housing is suitable for commercial RO systems in hotels, hospitals, and institutions
  • Side entry design simplifies servicing in compact plant room layouts
  • Multiport connectivity reduces piping complexity and maintenance requirements