Proposal for HVAC Replacement on DODE Building

The Navajo Nation Department of Dine Education is seeking a qualified contractor to replace the entire HVAC system in its main education building in Window Rock, AZ. The contract runs from mid‑May to the end of December 2026 and requires three complete proposal sets, extensive documentation, and compliance with Navajo Nation procurement rules. The scope includes demolition of existing equipment, installation of new non‑proprietary HVAC units, associated electrical and plumbing work, air‑balancing, training of facility staff, and a five‑year warranty with rapid service response. • Provide full demolition, removal, and disposal of existing HVAC components. • Install new heating, ventilation, and air‑conditioning units, including all related electrical, plumbing, and ductwork, meeting code and utility requirements. • Deliver on‑site training, 24‑hour service response, and a minimum five‑year warranty (plus one‑year parts & labor). • Submit three labeled proposal sets with required certifications (non‑debarment, non‑collusion, insurance, W‑9, etc.) by May 1 2026, 5 PM. • Must meet extensive insurance coverage (e.g., $1 M CGL, $2 M aggregate) and have at least ten years of commercial HVAC experience in educational/government facilities.