B26 Hot Water Recirculation
Closed Solicitation Posted
- Solicitation number
- 1333ND26RNB190010
- Agency
- National Institute of Standards and Technology Department of Commerce
- Responses due
- Set-aside
- Total Small Business
Opportunity facts
- NAICS code
- 238220 Plumbing, Heating, and Air-Conditioning Contractors
- Place of performance
- Boulder, Colorado 80305, United States
- Points of contact
-
- Travis Zoellner travis.zoellner@nist.gov (303) 497-3106
- Lauren Lopez lauren.lopez@nist.gov (301) 975-3000
Notice details come from SAM.gov. Updated .
About this opportunity
The National Institute for Standards and Technology (NIST), Boulder Campus, seeks a contractor to install a hot water recirculation line with two recirculation pumps in Building 26 (Daycare Center) and optional installation of a new water heater in Building 111, with proposals due May 19 and questions due May 7. This is a total small business set-aside (NAICS 238220, size standard $19.0 million).
Place of performance is Boulder, Colorado. Work includes mechanical piping modifications using either Type L copper pipe with pro-press fittings or Type A PEX pipe (Uponor AquaPEX equivalent), electrical connections to existing panelboards with new breakers and disconnects, and compliance with current NEC and NIST site standards. Specified pumps are Taco Smart Plus-e units (120V, 6 amps) with smart plugs and strap-on sensors. The optional scope involves disabling an existing natural gas water heater and installing two Bosch Tronic ES2.5 electric point-of-use water heaters with dedicated circuits. Performance period runs from May 14, 2026 through September 30, 2027, with work to be completed within 180 days of Notice to Proceed. Due to daycare facility operations, work requires close coordination and may include off-hour activities scheduled during holiday closure (December 28–31, 2026). A mandatory site visit is scheduled for April 28, 2026 at 9:30 a.m. at Building 26; list of individuals due April 24. The contractor must submit a site-specific safety plan within 7 days of award, and performance bonds are required. Amendment 0001 contains additional Q&A guidance.
Notice text
2 versions
Update #2 · Latest ·
The National Institute for Standards and Technology (NIST), Boulder Campus, is seeking a contractor to provide all labor, materials, equipment, and supervision necessary to install a hot water recirculation line and two associated recirculation pumps in Building 26 (Daycare Center). Work includes mechanical piping modifications, electrical connections to existing panelboards with new breakers and disconnects as required, and complaince with current NEC and NIST site standards. Due to the facility's daycare operations, work will require close coordination and may include off-hour activities. The project will also include an optional line item for furnishing and installing a new water heater associated with piping in Building 111.
Important Dates:
- List of Individuals due for Site Visit: Friday, April 24, 2026
- Site Visit: Tuesday, April 28, 2026 at 9:30am at Building 26
- Questions Due: Thursday, May 7, 2026
- Proposals Due: Tuesday, May 19, 2026
See amendment 0001 for Q&A
Update #1 ·
The National Institute for Standards and Technology (NIST), Boulder Campus, is seeking a contractor to provide all labor, materials, equipment, and supervision necessary to install a hot water recirculation line and two associated recirculation pumps in Building 26 (Daycare Center). Work includes mechanical piping modifications, electrical connections to existing panelboards with new breakers and disconnects as required, and complaince with current NEC and NIST site standards. Due to the facility's daycare operations, work will require close coordination and may include off-hour activities. The project will also include an optional line item for furnishing and installing a new water heater associated with piping in Building 111.
Important Dates:
- List of Individuals due for Site Visit: Friday, April 24, 2026
- Site Visit: Tuesday, April 28, 2026 at 9:30am at Building 26
- Questions Due: Thursday, May 7, 2026
- Proposals Due: Thursday, May 14, 2026
Attachments
| File | Type | Posted |
|---|---|---|
| 1333ND26RNB190010 0001.pdf | ||
| 1333ND26RNB190010.pdf |
Notice history
| Notice | Type | Posted |
|---|---|---|
| B26 Hot Water Recirculation | Solicitation | |
| B26 Hot Water Recirculation | Pre-Solicitation |
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