The VA Veterans Health Administration, Network Contracting Office 10, seeks a contractor to provide reverse osmosis system preventive maintenance services at the Ann Arbor VA Medical Center in Ann Arbor, Michigan. The requirement is a 100% small business set-aside under NAICS 541380 and is anticipated as a firm-fixed-price contract with a one-year base period plus four option years, running January 8, 2027 through January 7, 2032 if all options are exercised. Offerors must be registered in SAM at time of offer and submit quotes electronically to the contracting officer, including a statement accepting the solicitation terms and conditions or listing exceptions with rationale. All questions must be emailed by Wednesday, October 28, 2026, at 10:00 AM Eastern Time; the Government will post answers to the Contract Opportunities posting rather than respond directly.