San Antonio Water System Ionwave #26-26062

SAWS Solicits Dow Filmtec RO Membranes and Installation for H2Oaks Facility

San Antonio Water System (SAWS) is seeking bids for the replacement of concentrator reverse osmosis (RO) membranes at its H2Oaks brackish groundwater desalination facility in Elmendorf, Texas. - Government Buyer: - San Antonio Water System (SAWS), Purchasing Department - OEMs and Vendors: - Dow (OEM of Filmtec BW30 PRO-400/34 RO membranes) - Products/Services Requested: - 224 Dow Filmtec BW30 PRO-400/34 RO membrane elements (40" length, 8" diameter, 400 sq. ft. membrane area per element) - Delivery of membranes to H2Oaks facility - Optional installation of new membrane elements - Optional removal and disposal of existing membrane elements - Optional start-up and performance testing (including 48-hour continuous operation, water quality sampling, and reporting) - One-year warranty covering defects in workmanship or materials, with on-site technician availability within five business days - Unique or Notable Requirements: - All membranes must be new, unused, and meet strict technical and performance criteria (temperature, pH, and water quality standards) - Detailed submittals required: performance models, wet test data, installation/commissioning plans, and O&M manuals - 5-year performance guarantee for membrane elements - Contract may be awarded in phases depending on funding; pricing must remain valid for each group as proposed - Compliance with Texas drinking water standards - Place of Performance: - SAWS H2Oaks Brackish Groundwater Desalination Facility, 4588 Hardy Rd, Elmendorf, Texas

Description

The San Antonio Water System is soliciting bids for the purchase and installation of concentrator reverse osmosis (RO) membranes at the H2Oaks brackish groundwater desalination facility. The scope includes furnishing all equipment, labor, tools, materials, and appurtenances required to complete the membrane replacement, including electrical work and SCADA interfacing if needed. The contract is structured in groups, with Group 1 covering the supply and delivery of membranes, and Groups 2 through 4 covering installation, removal and disposal of existing membranes, and start-up and performance testing, respectively. Bidders must submit sealed or electronic bids by June 5, 2026, and a non-mandatory pre-bid conference will be held virtually on May 22, 2026.

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