Contracting opportunities 
RFQ for PW-012: Master As-Needed HVAC and Mechanical Services [EVALUATION COMPLETE]




By posting Prime Bidders' requests for subcontracting opportunities, SFPUC makes no representations to the reader that the listed Prime Bidders are qualified or authorized to advertise services as licensed contractors.

  Description
 
  • Contact: Website: www.purwaterllc.com Location: Napa, CA Phone: (707) 430-0121 Cell: (530) 949-8224

  • Speciality: Pur Water LLC is a specialized industrial water treatment contractor serving commercial, institutional, and industrial clients throughout Northern California. We focus on optimizing system performance, protecting equipment, and ensuring regulatory compliance through custom water treatment solutions. 🔧 Contracting Specialties 🔹 Cooling Tower & Closed-Loop Treatment Full-service chemical treatment for open and closed-loop HVAC systems Corrosion control, biofilm prevention, and scale mitigation Monthly service, monitoring, and automation 🔹 Automation & Controls Installation and programming of chemical controllers (Walchem, etc.) Remote monitoring, sensor calibration, solenoids, and pump control 🔹 Water Softeners & Filtration Systems Commercial-grade softeners to reduce scale in cooling towers, steam boilers, kitchens and domestic systems Sediment and fine particulate filtration for closed loops and critical equipment Custom inline filtration retrofits down to .1-micron, depending on system need 🔹 Legionella Testing & Compliance Water sampling, testing, and reporting for facilities with need Support for compliance with ASHRAE 188 and state-level mandates 🔹 Prefab Skid Systems Design and build of pre-plumbed chemical feed skids Double-walled containment, mounted pumps, and labeled for field use ⚙️ Equipment & Products BromMax, oxidizing biocides, inhibitors, glycol blends Water softeners, bag filters, cartridge systems, and media tanks Pumps (Stenner, LMI), controllers (Walchem), tanks, injectors Pur Water LLC combines hands-on service with advanced chemical automation to extend the life of client equipment and reduce operating costs. With a focus on long-term performance, the company works closely with facility managers, engineers, and contractors across HVAC and water-intensive industries.

  • Record created: 04/11/25

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Contact Information

  • SFPUC - Contracts Administration Bureau
  • 525 Golden Gate Avenue, 8th Floor
  • San Francisco, CA 94102
  • Phone: (415) 551-4603; Fax: (415) 554-3225
  • Email: CAB@sfwater.org