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Best Winterfest Pool - Holidays Sale

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Last Updated - 15.12.2025

Best Choice

01

PoolLöwe

PoolLöwe EASYCLEAR Pool Winter Agent Liquid 5 L I Winter Agent for Pool without Drainage I Winter Agent with Highly Effective Easyclear Formula | Winter Protection Agent for Swimming Pool Wintering

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24% Off
9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Precaution is better than post-care – no expensive draining of pool water as well as less cleaning effort in the next bathing season. Our liquid pool wintering agent saves time, labor and costs for new water and chemicals
Made in Germany – Made in Germany to the highest quality standards. Use biocidal products carefully. Always read the label and product information before use. Registration: BAuA N-111706
Effective protection: thanks to the Easyclear formula, our highly effective pool winter agent offers reliable protection against algae, limescale and dirt during wintering - 100% free from copper thanks to certified ingredients.
Economical and efficient – Our winter protection agent for pool works up to 30% more effective than conventional pool wintering agents and requires only 250-500 ml per 10 m³ instead of the usual 400-700 ml - for maximum efficiency with minimum consumption.
Easy to use – with the effective winter care product pool, winter protection can be achieved in a few steps – distribute winter additive with the watering can, run the pump, drain some water, done!

29,99 € 39,95 €(24% Off off)
Value for Money

02

Nasswerk

NASSWERK Pool Winter Agent Liquid 5 L Highly Effective Pool Wintering Agent for Winter Protection Against Algae, Lime & Dirt Algae Killer Winter Protection Agent for Pool & Whirlpool Winter Additive

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17% Off
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

More strength – no expensive draining of pool water as well as up to 60% less cleaning effort and chemical requirements when starting the next bathing season. Our winter remedy for pool liquid not only saves time and effort but also unnecessary costs for new water and pool chemicals.
High quality and tested safety for your pool water. Produced according to strict guidelines. Use biocidal products carefully. Always read the label and product information before use. Registration: BAuA N-116668
Effective protection – Our winter remedy pool reliably protects against algae, limescale and dirt deposits during your pool wintering. Thanks to the ALGO-SHIELD formula, up to 30% more effective, which means that only one application is necessary with our pool wintering agent.
Easy to use: mix our winter care product pool in a bucket with water and then add to the pool water along the edge when the filter system is running. A pH value between 7.0 - 7.4 is essential before using any pool chemicals
Algo-shelled formula: our wintering agent for pool works absolutely effectively against the infestation of green algae and blue algae during the winter break thanks to its innovative algo-shield formula. The winter pool remedy is foam-free and ensures an easier start to the next bathing season.

28,99 € 34,95 €(17% Off off)
03

Cristal

CRISTAL Pool Winter Agent, 1 Litre, Highly Effective Wintering Agent for 20 m³, Easy Winter Care without Draining, Algae and Limescale Protection

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Reduces cleaning effort: prevents stubborn limescale and dirt deposits, making spring cleaning much easier and reducing the need for detergents.
Protection against algae growth: contains an effective anti-algae agent that prevents algae formation and ensures that your pool water remains clear and clean during the winter months.
Gentle on the pool material: our pH neutral, foam and phosphate-free formulation protects your pool material without bringing additional nutrients for algae into the water.
Environmentally friendly and safe: use biocidal products carefully. Always read the label and product information before use. The winter aid is compatible with the BAuA Reg. No.: N-56080 registered and complies with the EC guidelines GefStoffV.
Effective winter protection: protect your pool safely through the winter with our powerful wintering agent. A single application in autumn ensures that your pool is optimally protected until the start of the season in spring.
Easy to use: simply pre-dilute in a ratio of 1:5 and distribute evenly in the pool water. The liquid formulation can be easily dosed and ensures an even effect without foaming. Ideal for a worry-free hibernation.

12,95 €
04

Höfer Chemie

Höfer Chemie 1 x 5 L Pool Winter Agent, Bayzid Winterfit Winterfit Concentrate, Liquid, for Swimming Pool and Pool Höfer Chemie

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Use biocidal products carefully. Always read the label and product information before use. Biocide Reg. No. N-62630
The optimal pH value of your pool water is between 7.0 and 7.4. Make sure to adjust this optimally before using the Bayzid winter fit
Pool winter remedy for wintering the swimming pool - reliably keeps germs and bacteria away.
Perfect addition in the winter time for the use of chlorine tablets and algae killer in summer
Bayzid Winterfit is compatible with all disinfection methods: active oxygen, chlorine or salt and can therefore be used for all pools.

21,60 €
05

Höfer Chemie

Höfer Chemie 1 x 3 L Pool Winter Agent, Bayzid Winterfit Winter Concentrate for Swimming Pool and Pool Höfer Chemie

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Use biocidal products carefully. Always read the label and product information before use. Biocide Reg. No. N-62630
The optimal pH value of your pool water is between 7.0 and 7.4. Make sure to adjust this optimally before using the Bayzid winter fit
Pool winter remedy for wintering the swimming pool - reliably keeps germs and bacteria away.
Perfect addition in the winter time for the use of chlorine tablets and algae killer in summer

17,60 €
06

Höfer Chemie

Höfer Chemie Bayzid Winterfit Winter Concentrate for Swimming Pool and Pool 1 L Höfer Chemie

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

️Pool winter remedy for wintering the swimming pool - reliably keeps germs and bacteria away. Bayzid Winterfit is compatible with all disinfection methods: active oxygen, chlorine or salt and can therefore be used for all pools.
️ The optimal pH value of your pool water is between 7.0 and 7.4. Make sure to adjust this optimally before using the Bayzid winter fit
️ Request our free pool filbel now and find out about tricks and tips for caring for your swimming pool
Use biocidal products carefully. Always read the label and product information before use. Biocide Reg. No. N-62630
Perfect addition in the winter time for the use of chlorine tablets and algae killer in summer
Anti-algae winter fit, pool algae killer for the winter time - so the water in the pool remains hygienically perfect

11,35 €
07

STEINBACH

Steinbach Pool Care, Winter Care Liquid, 5 L, Algaecides 0753705TD00

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15% Off
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Works against algae growth outside the bathing season
Prevents strong adhesion of limescale and dirt deposits
Makes it easier to set up your pool in spring
Concentrated agent with long-term effect

21,99 € 25,90 €(15% Off off)
08

Onbest

ONBEST Effective Pool Winter Protection Overwintering Concentrate Against Algae, Deposits & Dirt in the Water - Liquid Winter Care Product for Your Pool/Swimming Pool - 3 L or 5 L Winter Agent

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Use biocidal products carefully. Always read the label and product information before use BfR company code: 17965
Safe and reliable - The professional pool care pool wintering for wintering is free from aggressive substances. Buy now & make pool winter-proof - German production
Long-lasting winter protection - The winter clear algae protection care product is a reliable anti-algae killer/algae prevention agent and effectively protects against limescale and impurities in the water
High energy and effective - Strong 3L/5L wintering agent/algae agent in litre canister is enough for up to 100 m³ of water. You can save the effort of cleaning the pool in summer with the remedy
For all pools: Whether a small paddling pool or a huge family pool, our foam-free pool winter agent/anti-algae agent with clear effect, liquid always works equally strong
BAuA Reg. No.: N-111391

15,99 €
09

Bayrol

Bayrol Puripool Super - Liquid wintering concentrate, 1 L

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Spring cleaning is much easier
Prevents algae growth, limescale and other dirt deposits in the pool
Liquid, foam-free concentrate for wintering pools
Contains no heavy metals and thus prevents damage to pool surfaces and installation parts
500 ml per 10 m³

19,97 €
10

Paradies Pool

Paradies Pool 1 Litre Winter Pool Protection Agent Winter Concentrate Algae Foam Free Swimming Pool

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8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Reduces the consumption of detergents during spring cleaning. Automatically dismantles by using water care in spring
Protects your film from scratches caused by the ice floe
Pool winter protection agent, foam-free
Box contents: 1 x 1 litre winter protection agent, foam-free
Anti-growth against algae. Prevents firmly adhering limescale and dirt deposits

11,49 €