PSC 4520 – Space Heating Equipment and Domestic Water Heaters

What PSC 4520 (Space Heating Equipment and Domestic Water Heaters) covers, and 39 active federal contract opportunities classified under it.

Part of PSC 45 – Plumbing, Heating, and Waste Disposal Equipment

Recent Opportunities

• 45--Milford Laboratory Seawater System Upgrade
  Agency: COMMERCE, DEPARTMENT OF Posted: Sep 21, 2026 NAICS: 333914
• DOUBLE WALL INSULATED DUCTING
  Agency: DEPT OF DEFENSE Posted: Sep 21, 2026 Due: Sep 29, 2026 NAICS: 332322 Set-Aside: SBA
• FCI SCHUYLKILL REPLACE WATER HEATERS
  Agency: JUSTICE, DEPARTMENT OF Posted: Sep 21, 2026 Due: Oct 5, 2026 NAICS: 333414 Set-Aside: SBA Location: PA
• Portable Radiant Heater
  Agency: DEPT OF DEFENSE Posted: Sep 21, 2026 Due: Sep 28, 2026 NAICS: 333414 Set-Aside: SBA
• HEAT TRACING STRIP, TAPE
  Agency: DEPT OF DEFENSE Posted: Sep 18, 2026 Due: Sep 22, 2026 NAICS: 333414 Set-Aside: SBA Location: VA
• HEAT TRACING STRIP, TAPE (Amendment 00001)
  Agency: DEPT OF DEFENSE Posted: Sep 18, 2026 Due: Sep 22, 2026 NAICS: 333414 Location: VA
• Heater Electric
  Agency: HOMELAND SECURITY, DEPARTMENT OF Posted: Sep 10, 2026 Due: Sep 19, 2026 NAICS: 333414 Set-Aside: SBA Location: MD
• Delivery and Installations of Water Heaters-Houston, TX
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Sep 9, 2026 Due: Sep 11, 2026 NAICS: 333414 Set-Aside: SBA Location: TX
• Portable Radiant Heater
  Agency: DEPT OF DEFENSE Posted: Sep 8, 2026 Due: Sep 15, 2026 NAICS: 333414 Set-Aside: SBA
• HEATER SPACE
  Agency: HOMELAND SECURITY, DEPARTMENT OF Posted: Sep 2, 2026 Due: Sep 9, 2026 NAICS: 333414 Set-Aside: SBA Location: MD
• Delivery and Installations of Water Heaters-Houston, TX
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Sep 2, 2026 Due: Sep 11, 2026 NAICS: 333414 Set-Aside: SBA Location: TX
• Delivery and Installations of Water Heaters-Houston, TX
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Sep 1, 2026 Due: Sep 11, 2026 NAICS: 333414 Set-Aside: SBA Location: TX
• Heater, Water Electric
  Agency: HOMELAND SECURITY, DEPARTMENT OF Posted: Sep 1, 2026 Due: Sep 10, 2026 NAICS: 332410 Set-Aside: SBA Location: MD
• STAIRLIFT
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Aug 27, 2026 Due: Sep 9, 2026 NAICS: 333414 Set-Aside: SBA Location: TX
• Temp Boiler Unit
  Agency: DEPT OF DEFENSE Posted: Aug 26, 2026 Due: Sep 2, 2026 NAICS: 333414 Set-Aside: SBA
• HEATER SPACE
  Agency: HOMELAND SECURITY, DEPARTMENT OF Posted: Aug 26, 2026 Due: Sep 9, 2026 NAICS: 333414 Set-Aside: SBA Location: MD
• Temp Boiler Unit
  Agency: DEPT OF DEFENSE Posted: Aug 26, 2026 Due: Sep 2, 2026 NAICS: 333414 Set-Aside: SBA
• HEATER SPACE
  Agency: HOMELAND SECURITY, DEPARTMENT OF Posted: Aug 26, 2026 Due: Sep 9, 2026 NAICS: 333414 Set-Aside: SBA Location: MD
• Temp Boiler
  Agency: DEPT OF DEFENSE Posted: Aug 26, 2026 Due: Sep 2, 2026 NAICS: 333414 Set-Aside: SBA
• USNS MEDGAR EVERS REFRIDGE BRINE SYSTEMS AND VALVES
  Agency: DEPT OF DEFENSE Posted: Aug 25, 2026 Due: Sep 1, 2026 NAICS: 333415 Set-Aside: NONE
• Convective Arctic Space Heater (CASH)
  Agency: DEPT OF DEFENSE Posted: Aug 25, 2026 Due: Sep 9, 2026 NAICS: 335210 Set-Aside: NONE Location: MA
• Replace Water Tanks FCI Marion Marions, Illinois
  Agency: JUSTICE, DEPARTMENT OF Posted: Aug 24, 2026 Due: Sep 8, 2026 NAICS: 238220 Set-Aside: SBA Location: IL
• ASSEMB,UPTAKE HATCH
  Agency: DEPT OF DEFENSE Posted: Aug 12, 2026 Due: Sep 11, 2026 NAICS: 333414
• WATER HEATERS, VALVES AND PIPES - FORT BRAGG
  Agency: DEPT OF DEFENSE Posted: Aug 12, 2026 Due: Aug 18, 2026 NAICS: 333415 Set-Aside: SBA
• 4520--Building 24 Boiler
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Jul 20, 2026 Due: Jul 24, 2026 NAICS: 333414 Set-Aside: SBA

Data sourced from SAM.gov. Updated daily. Last updated: September 22, 2026.