# Hallmark Technical Services > Best RO plant Manufacturer in UAE \& Oman\. We do RO plants, seawater desalination \& industrial water solutions across Dubai, Abu Dhabi\.\.\. Generated by Yoast SEO v27.1, this is an llms.txt file, meant for consumption by LLMs. ## Pages - [Home](https://htswater.com/) - [Copper Silver Ionization Systems Manufacturer in UAE \& Oman \| Hallmark](https://htswater.com/copper-silver-ionization-systems/) - [RO Plant Dubai](https://htswater.com/ro-plant-dubai/) - [Products](https://htswater.com/products/) - [Contact Us](https://htswater.com/contact-us/) ## Posts - [Hall\-Marine Series HTS\-404\-15S](https://htswater.com/hall-marine-series-hts-404-15s/) ## Products - [DuPont FilmTec BW30 PRO\-4040 Membrane](https://htswater.com/product/filmtec-bw30-pro-4040-membrane/): \ \
  • \Active Area:\ \85 ft² \(approximately 7\.9 m²\)\\ \
  • \Permeate Flow Rate:\ \2,600 gallons per day \(GPD\)\\ \
  • \Salt Rejection:\ \99\.7%\\ \
  • \Maximum Operating Pressure:\ \600 psi \(41 bar\)\\ \
  • \pH Range for Continuous Operation:\ \2–11\\ \
  • \pH Range for Short\-Term Cleaning:\ \1–13\\ \
  • \Maximum Feed Flow Rate:\ \16 gallons per minute \(GPM\)\\ \
  • \Maximum Pressure Drop:\ \15 psi \(1\.0 bar\)\\ \
  • \Maximum Operating Temperature:\ \113°F \(45°C\)\\ \ - [DuPont FilmTec SW30HRLE\-400 Seawater RO Membrane](https://htswater.com/product/dupont-filmtec-sw30hrle-400-seawater-ro-membrane/): \ \
  • High Salt Rejection up to 99\.8%\ \
  • Excellent Boron Rejection Performance\ \
  • Optimized Water Production Capacity\ \
  • Reduced Operating Costs\ \
  • Long\-Term Stable Performance\ \
  • Durable Polyamide Thin\-Film Composite Construction\ \
  • Suitable for Medium and High Salinity Feed Water\ \
  • Compatible with Internally Staged Design \(ISD\) Systems\ \
  • Reliable Operation in Large Desalination Plants\ \
  • Enhanced Sustainability Compared to Wet RO Elements\ \ - [Danfoss APP Pumps](https://htswater.com/product/danfoss-app-pumps/): Hallmark’s Danfoss APP offering gives you: \ \
  • Engineered reliability for continuous operation\ \
  • High efficiency that reduces energy cost\ \
  • Flexible configuration for modular and parallel installations\ \
  • Long service intervals and simplified maintenance\ \ - [Ozone Generator For Water](https://htswater.com/product/ozone-generator-for-water/): \ \
  • Effective Water Treatment\ \
  • Chemical\-Free\ \
  • Enhanced Water Quality\ \
  • Eco\-Friendly\ \
  • Versatile Application\ \ - [DuPont FilmTec BW30\-PRO\-400 Membrane](https://htswater.com/product/filmtec-bw30pro-400-membrane/): \

    Key Specifications:\ \
      \
    • \

      \Salt Rejection:\ \Stabilized salt rejection rate of 99\.6%, ensuring high\-quality permeate water with minimal dissolved salts\.\\ \ \

    • \Membrane Type:\ \Constructed from a polyamide thin\-film composite, providing excellent chemical resistance and durability\.\\ \
    • \

      \Operating Conditions:\\ \

        \
      • \

        \Maximum Operating Temperature:\ \113°F \(45°C\)\\ \ \

      • \

        \Maximum Operating Pressure:\ \600 psig \(41 bar\)\\ \ \

      • \

        \Maximum Pressure Drop:\ \15 psig \(1\.0 bar\)\\ \ \

      • \

        \pH Range:\\ \

          \
        • \

          Continuous Operation: 2 – 11\ \ \

        • \

          Short\-Term Cleaning: 1 – 13\ \ \ \ \

        • \

          \Maximum Feed Flow:\ \75 GPM \(17 m³/hr\)\\ \ \

        • \

          \Maximum Feed Silt Density Index \(SDI\):\ \5\\ \ \

        • \

          \Free Chlorine Tolerance:\ \\< 0\.1 ppm\\ \ \

        • \

          \Dimensions:\ \8" diameter x 40" length \(approximately 20\.3 cm x 101\.6 cm\)\​\ \ \

        • \

          \Outer Shell:\ \Hard fiberglass, enhancing structural integrity and resistance to external stresses\.\\ \ \ \ \ ## Categories - [Blog](https://htswater.com/category/blog/) - [industries](https://htswater.com/category/industries/) - [News](https://htswater.com/category/news/) ## Product brands - [Filmtec](https://htswater.com/brand/filmtec/) - [Myron L](https://htswater.com/brand/myron-l/) ## Product categories - [Brackish Water Membranes](https://htswater.com/product-category/brackish-water-membranes/) - [Ultrameter](https://htswater.com/product-category/ultrameter/) - [Ozone Generator](https://htswater.com/product-category/ozone-generator/) - [RO Pumps](https://htswater.com/product-category/ro-pumps/) - [Sea Water RO Membranes](https://htswater.com/product-category/sea-water-ro-membranes/) ## Optional - [Sitemap index](https://htswater.com/sitemap_index.xml)