The U.S. Coast Guard awarded a $19,500 definitive contract to A Plus Heating And Air Inc. on September 21, 2026, to seal roof-mounted HVAC joints on Building 51 at Coast Guard Island, under a total small business set-aside.
Work is performed in Alameda, CA. The scope encompasses visual and thermal inspection of HVAC units, joint surface preparation, sealing application using UV-resistant, outdoor-rated, fiber-reinforced, water-based duct mastic approved to UL 181B-M standards (minimum 20 mm thickness), general ducting surface preparation and protection coating, quality control verification, and cleanup and disposal at a certified off-base facility. All work must comply with SMACNA Seal Class A Standards. Work hours are 7:00 AM to 4:00 PM Monday through Friday, excluding federal holidays. The ultimate completion date is December 31, 2026. The contract is priced firm fixed price. NAICS code 238220 (Plumbing, Heating, and Air-Conditioning Contractors) applies. Personnel must hold Real ID-compliant identification and security clearance for base access and be capable of climbing a greater-than-30-foot ladder with OSHA-compliant climbing gear.