Pool Dehumidification Unit Installation

PDU

January 30, 2025

Project Overview

This project involved replacing an aged and failing Pool Pak Pool Dehumidification Unit (PDU) at a Resort Spa and Fitness Center with a new Dectron PDU. The goal was to maintain the desired relative humidity (RH%) and space temperature in the Natatorium.

Project Scope

Equipment Removal and Installation:

  • Removed existing Pool Pak PDU, including associated equipment.
  • Installed new Dectron DS-050 PDU on a new equipment curb.
  • Installed new supply and return ductwork and galvanized ductwork.

Electrical and Plumbing:

  • Installed new gas piping, service disconnect, conduit, and cabling.
  • Extended existing electrical circuit and connected to new disconnect.
  • Installed new Supervisaire PDU controller.

Controls and Safety:

  • Integrated new smoke detector into the duct system.
  • Connected smoke detector to emergency stop on PDU.
  • Configured smoke detector with JCI Fire Systems.

Testing and Commissioning:

  • Started up and tested PDU for proper operation.
  • Performed necessary inspections with the City of Williamsburg/James City County.

Project Outcomes

The successful completion of this project resulted in a modernized pool dehumidification system for the Resort Spa & Fitness Center. The new Dectron POU provides improved performance and reliability, ensuring optimal conditions in the Natatorium. Additionally, the project adhered to environmental regulations by properly reclaiming and recycling the refrigerant from the old unit.

Project Notes

  • Project Timeline: All work was performed during normal business hours, Monday through Friday.                            

Overall, this project effectively upgraded the pool dehumidification system at the Resort Spa & Fitness Center, providing a more efficient and reliable solution.

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