Water treatment of HVAC water systems services

The U.S. Consulate General Cape Town, under the Department of State, is soliciting quotations for HVAC water treatment preventive maintenance services through Request for Quotations (RFQ) 19SF2026Q0005. The requirement encompasses comprehensive water treatment services for two 90-ton Trane RTWD Screw Chillers with associated piping and cooling systems, including closed-loop chilled water (63,000 liters) and condenser water loops (18,500 liters). Contractors must demonstrate expertise in molybdate-based corrosion inhibitor application, quality control procedures, health and safety compliance, and English language proficiency, with a requirement to maintain corrosion rates below 1.0 mpy on mild steel and 0.1 mpy on copper alloys. Award will be made on a Lowest-Priced Technically Acceptable (LPTA) basis, with technical acceptability evaluated on a pass/fail standard covering water treatment expertise, chemical specifications, personnel qualifications, and deliverables including a water treatment services plan. Quotations are due by February 24, 2026, at 17:00 SAST, with a mandatory pre-quotation conference and site visit scheduled for February 10, 2026, at 10:00 SAST at the consulate location in Westlake; prospective quoters must register in the System for Award Management (SAM) and contact Natheer Ford at Fordn@state.gov by February 6, 2026, to arrange site access.

This is a firm-fixed-price contract with no set-aside designation, consisting of a one-year base period with four optional one-year renewal periods, and the specific award value has not been disclosed in the solicitation materials. The contract will be performed in Cape Town, South Africa, with monthly on-site visits required (one hour per visit for 12 annual visits), and work must be completed during normal business hours (0800-1700 Monday-Thursday and 0800-1230 Friday) with minimal disruption to post operations. Contractors must demonstrate established business operations in South Africa or provide a plan to establish operations within 30 days of award, submit a minimum of three customer references from similar contracts within the past five years, and provide technician resumes, training documentation, and eight hours of annual familiarization training for facility operators. Payment will be made to the American Embassy Financial Management Office, with pricing submissions required to include monthly water treatment service costs and Defense Base Act (DBA) insurance premiums, with Value Added Tax (VAT) shown separately on invoices. The contract will be administered by the U.S. Consulate General Cape Town with Marco Edwards serving as the Contracting Officer's Representative.