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Setting Up Your Freeze Guard

Proper Probe Placement to Prevent Freeze Damage

As the chilly season approaches, ensuring your swimming pool is prepared to withstand the cold is crucial. At Tropical Designs, we understand the importance of safeguarding your pool against freezing temperatures. A key component in this protection is the proper placement of the temperature probe for your freeze guard. In this post, we’ll guide you through the importance of correct probe placement and how it can prevent costly damage to your pool’s pump and lines.


Understanding the Freeze Guard System:

A freeze guard is an essential system for your pool during winter. It activates the pool’s pump when the ambient temperature drops to a point where the water could freeze. This circulation of water prevents freezing and the potential damage it can cause to your pool’s plumbing and filtration systems. However, for the freeze guard to function effectively, its temperature probe must be accurately reading the external temperature.


The Role of the Temperature Probe:

The temperature probe is a sensor that detects the ambient air temperature around your pool. Its readings determine when the freeze guard activates the pool’s pump. If the probe is not placed correctly, it might not provide an accurate temperature reading, leading to the freeze guard either not activating when needed or running unnecessarily.


Proper Placement of the Temperature Probe:

For your freeze guard to function as intended, it’s crucial that the temperature probe is positioned outside the guard box. This allows it to measure the ambient air temperature accurately. If the probe is placed inside the box or against a wall, it might pick up residual heat or be sheltered from the cold air, leading to incorrect temperature readings. At Tropical Designs, we recommend placing the probe in an open area, away from direct sunlight or heat sources, to ensure it can accurately detect freezing conditions.


The Impact of Incorrect Probe Placement:

Incorrect placement of the temperature probe can lead to a false sense of security. You might think your pool is protected against freezing temperatures when, in reality, it’s at risk. This can result in frozen pipes and potentially severe damage to your pool’s pump and filtration systems, leading to expensive repairs.


Maintenance and Regular Checks:

Regular maintenance and checks of your freeze guard system, especially the temperature probe, are essential. We at Tropical Designs suggest inspecting the probe’s placement and condition periodically to ensure ongoing effectiveness.



The proper placement of the temperature probe is a small but crucial step in protecting your pool from the ravages of winter. By ensuring accurate temperature readings, you can avoid the costly consequences of frozen pool components.


Need Help?

If you're unsure about the placement of your temperature probe or need assistance with any aspect of your pool's freeze guard system, don't hesitate to contact us at Tropical Designs. Our team of experts is ready to help you ensure your pool is winter-ready. Contact us below or call us today at 682.220.7772 for more information.

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