1. The work consists of HVAC upgrades and Commissioning. Demolish existing DX split system air handlers and associated condensing unit and existing ceiling grid, existing acoustic ceiling panels, existing furred out conditions around unit ventilators, including gypsum board, and associated framed-out area.
2. The work consists of HVAC upgrades and Commissioning. Demolish and replace existing air handlers and existing ceiling grid, existing acoustic ceiling panels, existing furred out conditions around unit ventilators, including gypsum board, and associated framed-out area.
3. Replace all R-22 equipment and associated refrigerant piping and condensate drain piping.
4. The exterior conduits for outdoor condensing units are in poor condition throughout. Replace all associated electrical branch conduit, conductors and disconnects.
5. Replace ceiling tiles in limited classroom areas to facilitate HVAC equipment removal. Some grid replacement will be needed in the common areas.
6. Replace existing T-Series 2X4 light fixtures.
7. Replace exit signage.
8. An assessment of all large equipment (chiller, Boiler) to be performed as part of this scope. Their replacement is identified as an Alternate.
9. The mechanical mezzanines are platform 'catwalks" centrally located between the classrooms.
10. Mezzanine access ladders are located in the Janitors closets, access is limited - strategic ceiling removal will be required for equipment removal and replacement.
11. The mezzanine equipment is workable on the mezzanine platform. Ductwork connections are accessible on the mezzanine. Duct access panels are installed up and down stream of the units.
12. The corridors are fire barrier envelopes. Space above the corridor ceiling is limited, wor k in the corridor should be minimized.
13. Ceiling Mounted Devices: Blue light, Fire Alarm Audio Visuals, Cameras, PA speakers,Projectors, WAP's and HVAC ceiling tags are to be re-used. In spaces where ceiling will be replaced, provide temporary support for these items and protect from damage during construction activities. PN - 2022-06
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