Specifications include, but are not limited to: Replacing the existing roof-mounted air-cooled package heat and mechanical cooling unit, with the same make & manufacturer specifications as the existing unit. The new equipment must meet or exceed the rated BTU Input of the existing unit and have enough capacity to cover the square footage of the daycare. The installation involves replacing the existing equipment on the roof with a new ductwork curb providing supply and return air passages and a new gas pipe from the existing main gas line to the new unit. Contractors must provide all main power wiring and accessories from existing disconnect and power source to complete installation of HVAC equipment within specification of chosen equipment manufacturer and per applicable state of Connecticut Electrical Code. Low voltage electrical support work shall be performed by Ct Controls. Contractor must set aside a financial allotment for supplemental heat while performing above stated work in the event ambient outdoor temperatures reach below 70. All the gas piping must meet applicable code requirements and sizing.