Specifications include, but are not limited to:Labor, Equipment and Materials for the Replacement of Rooftop HVAC Unit, Lennox LGC150S2BM2G Or Acceptable Equivalent. New unit will have: The same heating and cooling capacity as the original. Operate on the same voltage and same or less amperage. Both coils and refrigerant lines will be factory coated to resist corrosion by hydrogen sulfide gas. Stainless steel heat exchanger, hail guards and NO economizer. Existing electrical power, electrical disconnect, gas lines and ductwork may be reused to the extent possible. Seller will be responsible for: Proper removal and disposal of existing unit. All crane, lifting and rigging to remove existing unit and install new unit. Any ductwork, electrical, control or piping modifications to install the new unit. Any condensate drain modifications. Roof curbs as needed, repairing any roof damage caused by this work. Installing and testing all safety devices such as duct smoke alarms. Properly sealing the new unit to existing duct work.