The PolarCool Pro Replacement Float Valve (Part No. 6422-6016) is a complete float valve assembly designed exclusively for PolarCool 36" Pro portable evaporative air coolers. This kit includes the replacement float valve, compression fittings, and tubing to control and regulate water flow into the reservoir. As the float rises with the water level, the valve closes automatically, preventing overflow and ensuring consistent water levels for optimal evaporative cooling performance in warehouse cooling, outdoor cooling systems, and industrial air coolers.

Key Features

• Reduces downtime with complete assembly: includes all necessary fittings and tubing for straightforward installation.
• Supports reliable operation of portable evaporative air coolers, swamp coolers, and high-velocity fans with automatic water fill systems.

Applications

• Replacement float valve assembly for PolarCool 36" Pro evaporative coolers.
• Ideal for warehouse cooling, outdoor cooling systems, and portable evaporative air coolers with automatic water fill.
• Suitable for industrial air coolers, swamp coolers, and heavy-duty evaporative coolers requiring precise water level control.
• Recommended for maintenance inventories and service kits for facilities managing PolarCool equipment.

Compatibility & Installation Notes

• Important: This float valve assembly is designed exclusively for PolarCool 36" Pro models.
• Verify your model before ordering.
• Float valve tubing connects to the water inlet assembly (SKU 6422-6018) that passes through the fan sidewall. 
• Float valve assembly for all other units except the Zone 11K (36" gray rotomolded plastic model) use SKU 6450-6067.
• Adjust float height as needed to achieve desired water level and prevent overflow.
• Inspect compression fittings and tubing during installation to ensure leak-free operation.
• Follow manufacturer installation guidelines for secure fitment and proper water flow.

Why Choose

This Float Valve Assembly For maintenance teams and facility operators managing PolarCool 36" Pro evaporative coolers, the PolarCool Pro Replacement Float Valve (6422-6016) delivers a complete, adjustable solution that restores automatic water level control, prevents overflow, and ensures consistent cooling performance across warehouse, industrial, and outdoor cooling applications.

Key Features

Genuine PolarCool replacement component Built for durability and reliable cooling performance Designed for easy installation

Compatibility

36 Pro