Water Treatment Service HVAC System

AMENDMENT 0006 The purpose of Amendment 0006 to solicitation FA449726Q0031 is to: 1. Update Pricing Methodology: The pricing structure for as-needed chemicals (Propylene Glycol) has been revised to utilize a Government-established Not-To-Exceed (NTE) "plug number." Bidders are no longer required to provide a firm-fixed unit price per gallon. All offerors must use the fixed NTE amounts provided by the Government on the Quote Schedule. 2. Updated Solicitation Attachments: The following revised documents replace previous versions in their entirety and must be utilized for quote submission: Attachment 12 - Updated-PWS (Section 3.4 updated to reflect NTE reimbursement process) Attachment 13 – 52.212-2, Evaluation Addendum- UPDATED (Paragraph 'c' updated to reflect TEP evaluation of NTE amounts) Attachment 14 QUOTE SCHEDULE-Water Treatment (CLINs 0003AA/AB updated to reflect Government-established NTE Lots) All offerors—including those who previously submitted a response—must submit a revised quote utilizing the new Quote Schedule (Attachment 14) to remain responsive. ***All other terms, conditions, and deadlines remain unchanged.*** AMENDMENT 0005 - Reopening Solicitation The purpose of Amendment 0005 to solicitation FA449726Q0031 is to: Reopen the solicitation. AMENDMENT 0004 – FINAL Q&A AND UPDATED PWS The purpose of Amendment 0004 to solicitation FA449726Q0031 is to: 1. Publish Final Consolidated Q&A: The official Government responses to the final round of vendor questions following the site visit are provided in the attached document: Attachment 10 - FA449726Q0031 QA Log 2. Issue Updated Performance Work Statement (PWS): This document replaces the original PWS and is provided in the attached document: Attachment 11 - Updated-PWS ***All other terms, conditions, and deadlines remain unchanged.*** AMENDMENT 0003 – Q&A, SITE VISIT, AND DEADLINE EXTENSION The purpose of Amendment 0003 to solicitation FA449726Q0031 is to: 1. Publish Official Q&A: The official Government responses to initial vendor questions are provided in the attached document: Attachment 8 - FA449726Q0031 QA Log. 2. Announce a Site Visit: A site visit will be held at Dover Air Force Base on 25 June 2026 at 9:30 AM EDT. Attendees must arrive 45 minutes prior to the scheduled start time (at 8:45 AM EDT) for security check-in. Attendance is highly encouraged but not mandatory. Please review the attached document: Attachment 9 - Site Visit Instructions and Deadline Extension. 3. Extend Deadlines: The deadline for final or additional questions is extended to 01 July 2026 @ 1:00 PM EDT. The Quote Response Deadline is extended to 14 July 2026, no later than 1:00 P.M. EDT. ***All other terms, conditions, and deadlines remain unchanged.*** AMENDMENT 0002 The purpose of this Amendment 0002 is to issue a revised Attachment 2 – Quote Schedule. All CLINs related to the 6-month Option to Extend Services (FAR 52.217-8) have been deleted from the Quote Schedule. Quoters shall not propose separate pricing for this extension. The Government will evaluate the 6-month extension in accordance with Attachment 5-52.212-2, Evaluation Addendum ***Action Required: Quoters must use Attachment 2 – Quote Schedule (Revised 03 June 2026) when submitting their pricing packages.*** ***All other terms, conditions, and deadlines remain unchanged.*** AMENDMENT 0001: The purpose of this Amendment 0001 to solicitation FA449726Q0031 is to add the following document to the solicitation package: Attachment 7 – DAF COMPASS Clauses This attachment includes mandatory DAF Compass clauses regarding: Ombudsman Health and Safety on Government Installations Common Access Cards (CAC) for Contractor Personnel ***All other terms, conditions, and deadlines remain unchanged.*** The 436 Civil Engineer Squadron, Dover Air Force Base (DE) requires a contractor to provide all labor, tools, transportation and supervision necessary to provide a service program to control corrosion, slime and algae in the condensers and serv...