CrystalCare Liner and Polyester Preserver 19102 – 5 L
CrystalCare Liner and Polyester Preserver 19102 – 5 L subject to supplier availability.
Description
Description
CrystalCare Liner and Polyester Winterizer 19102 is designed to help preserve pool water during the winter season. Its formula allows treatment in liner and polyester/fiberglass pools without adding copper or heavy metals.
Combines algaecidal and bactericidal action with clarifying and coagulating properties, helping keep the water in better condition during the winterizing period.
What does it offer during the winter?
- Algaecidal action: helps prevent algae growth during the winterizing period.
- Bactericidal action: acts against gram-positive and gram-negative bacteria.
- Clarifying and coagulating power: helps improve water conditions.
- Does not foam during use.
- Helps reduce chlorine consumption.
- It is compatible with most chemicals used in swimming pool water treatment.
Product details
| Brand | CrystalCare |
|---|---|
| Product | Liner Winterizing Product |
| Reference | 19102 |
| Size | 5 L |
| Application | Liner and polyester / fiberglass |
| Composition | Quaternary ammonium chloride polymer |
| Appearance | Blue liquid |
| Product pH (1%) | 7,0–8,0 |
| Density | 1,08 |
| Solubility | 100% water-soluble |
Dosage and instructions for use
- Use between 1 and 2 liters per 20 m³ of pool water.
- Distribute the product evenly around the perimeter of the pool.
- Repeat the application throughout the winter according to the treatment needs.
Important: always follow the product label's safety instructions. Keep out of reach of children and avoid contact with eyes, skin, or clothing.
Frequently asked questions
How much water can a 5-liter container treat?
At the recommended dosage of 1–2 liters per 20 m³, a 5-liter container can treat approximately 50 to 100 m³ of water per application, depending on the dosage used.
Does the treatment need to be repeated during the winter?
Yes. The technical data sheet states that the application should be repeated throughout the winter. It does not specify a fixed interval, so follow the label instructions and the needs of the pool water.
Can it be used together with other pool products?
The technical data sheet states that it is compatible with most chemicals used for water treatment. Always follow the instructions and precautions for use for each product.


