This project will consist of removal and replacement of 2 residential furnace and air conditioning units. Building size is approximately 3,400sf divided into 2 zones. Work Scope: 1. Demo and dispose of existing furnace, AC Coil, Condenser (2 locations). 2. Contractor to provide heating and cooling load calculations for proper equipment sizing. 3. Provide and install new propane furnace units sized for the two building zones. Include installation of new AC coil, supply plenum, and transition boot adapters as needed. Approved Manufacturers: a. Lennox EL296V series b. Carrier 59TP6 series c. Trane 96 two stage variable speed. Identify proposed equipment with the bid proposal. 4. Connect PVC intake and exhaust venting to existing venting. Ensure exterior penetrations are sealed. 5. Pipe condensate to existing floor drains in each mechanical room. 6. Supply and install new programable thermostats compatible with the two stage heating. 7. Demo and replace existing AC Condensers and linesets. Install new appropriately sized AC unit by same manufacturer. Existing units are located away from the building with buried linesets and not on equipment pads. Buried linesets are not recommended. Contractor will need to provide and install wall mount brackets for the new condensing units. Install new lineset to A-coil, and relocate electrical disconnects to the exterior wall and connect to disconnect. Verify electrical requirements. Seal all penetrations. 8. Contractor responsible for installation of any electrical connections that are needed. 9. Provide owner with necessary operation, maintenance and warranty paperwork, and on-site operation training. 10.Include $75 MLBO Building Permit. 11.TERO Compliance plan will need to be submitted. If contract value is over $25,000.00 contractor to include 0.5% (1/2%) TERO Tax fee. Bid Alternate #1: A/C Replacement: Upgrade to Heat Pump Units. Increased cost to upgrade condensing units to heat pumps, including any/all controls/thermostats and associated wiring for a complete and functional heat pump system.
