This Solicitation opportunity from Department Of Commerce was posted on August 5, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Building 215 Clean Room HEPA Filter Replacement

Closed

1333ND26RNB190014Federal

Submission Closed08/12/2026, 05:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 236220

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Solicitation # illinois-state-university-south-campus-housing-dining

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SAUER CONSTRUCTION

POSTED

about 9 hours ago

DEADLINE

in about 1 month

AI Contract Overview

The National Institute of Standards and Technology (NIST) in Gaithersburg, Maryland, is soliciting bids from qualified small businesses for the replacement of HEPA filters in Building 215’s cleanroom, under solicitation number 1333ND26RNB190014, which is a total small business set-aside pursuant to FAR 19.5 and NAICS code 236220. The scope of work involves comprehensive cleanroom rebalancing, including the replacement of all terminal supply HEPA filters, repair or modification of exhaust and supply ductwork, installation of new exhaust air valves, rebalancing of air handling units and exhaust fans, and full recertification of the cleanroom environment to ensure proper pressurization and airflow compliance. The project requires adherence to strict technical standards such as ANSI A13.1 for labeling, FS L-P-387 for signage materials, and a two-year field-use history for all materials and equipment. Key deliverables include final air balance reports, pressure test reports with 11x17 fold-out drawings, redline drawings, calibration certificates, and a deficiency remediation report. All submittals must be properly labeled with project details, firm information, revision numbers, and specification references, and must be transmitted via an approved transmittal form. The Contractor is responsible for maintaining a daily and weekly reporting regimen, including construction logs, material delivery records, and field condition updates, and must use CPM scheduling with monthly updates, where all float belongs to the Contracting Officer. Equipment delivery schedules must be submitted within ten days of award and updated monthly or as directed by the Contracting Officer’s Representative (COR). Pre-award activities include a mandatory site visit scheduled for June 15, 2026, with registration required, and an additional site visit added via Amendment 0003 on July 27, 2026. Amendments have extended the quotation submission deadline to August 7, 2026, and the RFI submission deadline to July 29, 2026, while revising Sections L and M of the solicitation to align evaluation and instruction criteria. The COR and COTR will oversee submittal approvals, equipment schedules, comparable product requests, and final inspections, which include rechecking up to 25% of certified data points and requiring full acceptance by the A/E for all TAB reports. Contractors must comply with

General Info

NIST awards up to $5M small business contract for HEPA filter replacement and cleanroom maintenance.

Agency

Department Of Commerce Nist

NAICS

236220 - Commercial and Institutional Building Construction

Place of Performance

Gaithersburg, MD, 20899, USA

Set-Aside

SBA

Documents

Amendment 0001 to Solicitation 1333ND26RNB190014

amendment

High

Amendment 0002 to Solicitation 1333ND26RNB190014

amendment

High

Amendment 0003 to Solicitation 1333ND26RNB190014

22 pages · amendment

High

Amendment 0004 to Solicitation 1333ND26RNB190014

6 pages · amendment

High

Attachment 1 - Basis for Design Statement of Work

sow

High

Davis Bacon Wage Rates Maryland Montgomery County 2026

wage-determination

High

Davis Bacon Wage Rates - Maryland Montgomery County Building Construction 2025

wage-determination

High

Guidelines for Contractors and A-E Firms at NIST - March 11, 2024

guidelines

High

Guidelines for Contractors and A-E Firms at NIST - September 9, 2025

guidelines

High

Guidelines for OFPM Contractors and A/E Firms - NIST Site Work Safety and Procedures - Sep 9, 2025

25 pages · guidelines

High

Key Personnel Resume Form

key-personnel-resume-form

High

Key Personnel Resume Form

key-personnel-resume-form

High

NIST Building 101 HVAC Replacement Specifications

specifications

High

NIST Building 215 Cleanroom Basis of Design Report Dec 2019

297 pages · basis-of-design-report

High

NIST Building 215 Cleanroom Re-Balance Phasing Plan March 2026

15 pages · phasing-plan

High

NIST Building 215 Cleanroom Rebalance Specifications 19W08375

specifications

High

NIST Building 215 Cleanroom Rebalance Specifications 19W08375

306 pages · specifications

High

NIST Gaithersburg Building 215 Cleanroom Re-Balance Drawings

specifications

High

Past Performance Questionnaire

past-performance

High

Past Performance Questionnaire

past-performance

High

Project Data Sheet Attachment 4

project-data-sheet

High

RFP 1333ND24RNB190036 - Section K Representations and Certifications

rfp

High

Solicitation 1333ND26RNB190014 - B215 HEPA Filters Construction

rfp

High

Attachment 2 - Drawings

other

Low

Attachment 8 - Project Data Sheet

project-data-sheet

Low

NIST Building 215 Cleanroom Rebalance Report 35% Submission Dec 2019

report

Low

RFI+IDs+33-36+Images_Compressed

other

Low

Site Visit and RFI Instructions for B101 Tower HVAC Solicitation 1333ND24RNB190036

special-notice

Low

Site Visit and RFI Instructions for B215 HEPA Filter Replacement

special-notice

Low

AI Contract Breakdown

Uniform Contract Format

Timeline

4 updates

PhaseClosed

PostedMay 1

Presolicitation

Type ChangedJun 4

Presolicitation → Solicitation

Notice updatedJun 5

The notice description changed.

Notice updatedJun 29

The notice description changed.

Notice updatedJul 17

Response deadline changed from Jul 6, 2026 to Aug 7, 2026. The notice description changed.

Notice updatedAug 5

Response deadline changed from Aug 7, 2026 to Aug 12, 2026. The notice description changed.

Response DeadlineAug 12

Deadline has passed

Submission Closed

08/12/2026, 05:00:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Commerce Nist

Contacts1 person available

OfficeGAITHERSBURG, MD, 20899, USA

Organization / AgencyDepartment Of Commerce Nist

Office AddressGAITHERSBURG, MD, 20899, USA

Contacts

Richard Trent Stevens

contact@example.gov

Full Description

Amendment 0004:

The purpose of this Amendment 0004 is to:

Provide government responses to RFI's (attached).
Incorporate attachment "RFI IDs 33-36 Images_Compressed. Attachment will be uploaded to SAM.gov.
Provide a copy of the 2nd site visit sign-in sheet (attached).
Extend the deadline for receipt of quotations to 1:00PM ET on August 12, 2026.

Amendment 0003:

The purpose of this Amendment 0003 is to

Extend the deadline for receipt of quotations to 1:00PM ET on August 7, 2026.
Schedule an additional site visit for prospective Quoters. The site visit is scheduled for 9:00AMET on July 27, 2026. See the attached “Information Regarding Site Visit and RFIs” for details.
Extend the deadline for submission of Questions and Requests for Information (RFIs) to July 29, 2026. See the attached “Information Regarding Site Visit and RFIs” for details.
Replace Sections L.1- Instructions to Offerors, and Section M.1 Basis for Award, of the solicitation. Quoters shall prepare and submit quotations in accordance with the amended instructions and evaluation criteria contained in this amendment.
Make changes regarding provisions and clauses:

A copy of the Amendment has been uploaded.

END OF AMENDMENT 0003

Amendment 0002:

The purpose of this Amendment 0002 is to provide government responses to RFI's and provide a copy of the site visit sign-in sheet. A copy of the Amendment has been uploaded. All other terms and conditions remain unchanged.

END OF AMENDMENT 0002

Amendment 0001:

The solicitation documents originally posted to SAM.gov on [DATE OF ORIGINAL POSTING] were uploaded in error and do not pertain to this acquisition.

The Government has removed the incorrect documents and has uploaded the complete and correct solicitation package associated with Solicitation No. 1333ND26RNB190014.

Offerors are advised to disregard all solicitation documents posted prior to this amendment and shall rely solely upon the solicitation documents, specifications, drawings, attachments, and other information provided with this amendment and any subsequent amendments.

END OF AMENDMENT 0001

The National Institute of Standards and Technology (NIST) located in Gaithersburg, MD is requesting proposals from qualified Small Businesses to be evaluated and considered for award of the project titled "Buidling 215 Clean Room HEPA Filter Replacement". See attached documents for details.

A pre-proposal site visit is scheduled for Monday, June 15, 2026, at 9am EST. All attendees must be registered in advance of the site visit. See attachment titled "Information regarding Site Visit and RFI's" for details.

In accordance with FAR 19.502-10, if this small business set-aside acquisition is not awarded, the unilateral determination to set the acquisition aside shall be automatically dissolved for the unawarded portion of the set-aside.