Transfer Pump Station Check Valve Rehabilitation and Replacement

Collier County Public Schools is requesting bids for HVAC duct cleaning services at multiple district facilities under ITB, with bids due May 12, 2026 at 2:00 p.m., and a contract period from July 1, 2026 through June 30, 2028 with options for renewal for up to two additional two-year periods contingent upon satisfactory performance and available funding.

Scope covers cleaning of the complete HVAC air distribution system from intake to discharge points, including return air grilles, air handling units, mixing boxes, coil compartments, condensate drain pans, supply air ducts, fans, fan housings, fan blades, filters, filter housings, reheat coils, and supply diffusers. Work includes removal of visible surface contaminants, verification of cleanliness through inspection and testing in accordance with NADCA Standards, and treatment of dedicated exhaust and ventilation components and make-up air systems where present. Majority of projects are anticipated to be short-term (approximately 8-hour duration), though larger projects may exceed that scope. Contractor must be prepared to work on varied systems across multiple sites and should expect to manage three simultaneous projects.

Required qualifications are substantial: current Florida Class A or B HVAC contractor license, business tax receipt, NADCA membership or equivalent, and minimum three years of industry experience with three professional references from work performed within the last year, including at least one reference for encapsulation of fibrous glass lining or duct board. Contractor must maintain eight negative air machines minimum and four pneumatic air whip or robotic machine combinations, employ a certified supervisor with NADCA Air System Cleaning Specialist (ASCS) certification, maintain one manufacturer-trained sealant technician, and staff minimum three cleaning crews with three to four operators each. Comprehensive general liability insurance of $1 million per occurrence/$2 million aggregate and business automobile liability of $1 million combined single limits are required. All employees are subject to criminal background checks, fingerprinting, and state-issued identification badges under the Jessica Lunsford Act, with costs borne by the contractor. All pricing is firm and fixed for the contract duration, FOB Collier County, Florida, inclusive of all packaging, handling, shipping, and delivery. Electronic submission through the OpenGov e-Procurement Portal is required.