This is a firm fixed-price contract for the preparation and preservation of potable water tanks onboard a submarine at the Naval Submarine Base New London. The period of performance is from June 3, 2026, to July 17, 2026, requiring non-consecutive work in two occurrences with a schedule of 7 days per week and 2 shifts per day until completion. The successful offeror must provide specific AMPP and CMMC certifications. The award will be based on best value, where technical qualification and past performance combined are more important than price. Quotes must detail labor, materials, and travel costs broken down by specific contract line items.