As France slowly plunges into winter, the first frosts were quick to invite themselves into your gardens… And into your your pond ! Indeed, depending on the region, it’s not uncommon to see the thermostat dip below 0°C. Unfortunately, these icy days are not without consequences for the health of your shell pooleven if you have

To prevent premature deterioration of the walls and structure or even burst pipesTo avoid premature deterioration of walls and structures, or burst pipes, it’s best to plan ahead and equip your pool with accessories suited to the type of wintering you’re planning.

Here are a few tips to help you protect your shell pool from freezing and prevent damage to your pool… which could prove extremely costly!


Choosing between active and passive wintering


To protect your pool against the formation of frostit is imperative to have first carried out winterized your pool and in due form. There are two ways to do this: active or passive wintering.

Wondering which is the best alternative? The answer simply depends on climate of your place of residence . In fact, in a region where frost is an occasional occurrence, the best option remains active wintering. As long as the risk of frost is low, your pool can continue to be filtered for a few hours a day. On the other hand, if you live in a place where frost is frequent, you should opt for total wintering. This means that you will have to shut down your pool completely and lower its water level, while at the same time taking the following precautions protective measures to prevent the appearance of frost on your pool.

Whatever you do, never empty your pool completely! Without water to balance the structure, the shell of your pool could deform under the external pressure of your land.


Accessories to protect your shell pool from frost


  • For active wintering

If you have chosen active winteringthis means that filtration of your pool is only effective for 2 or 3 hours a day. In addition to stirring the water in your pond, this method also prevents gel formation. However, if cold spells are expected in the next few days, preventive measures will be necessary to your pool shelle.

Here’s an overview of the accessories you’ll need:

  • Floats: installed on the surface of the water and laid diagonally across the pool, this system is capable of absorbing ice pressure and thus prevent deterioration of your pool’s of your pool.
  • The gizmo: practical and inexpensive, this accessory protects the skimmer by compensating the pressure of ice on the skimmer.
  • The frost protection box: thanks to this device, protecting your pool from frost has never been easier! Fully automatic, this product triggers the filtration pump for your shell pool as soon as the temperature reaches a critical threshold. Once in motion, water remains in a liquid state, protecting your structure and pipes.


  • For passive wintering

At passive wintering, your pool is at a complete standstill. The water level in the pool is lowered by 10 cm below the discharge nozzles and the broom inlet (Caution: do not drain your pool completely, as this could cause serious damage to the pool structure!) Filtration is stopped and draining of the various elements and pipes to remove all the water present in the circuit.

In this way, your pond is partially protected from frost. However, the installation of certain accessories is essential for support the structure of your pool :

  • Floats and gizmos: as with active wintering, the use of these accessories is also recommended for passive wintering. passive wintering.
  • Wintering plugs: fitted to discharge nozzles and broom intakes, these devices prevent the formation of frost in your pool’s hydraulic circuit by preventing water from stagnating inside.


You now have all you need to protect your pond from freezing. For more information on winterizing your pool hullcontact a member of
of our team
or consult our winterizing guide so you don’t forget anything.

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