Relax Spa Hot Tub Hardness Plus (500ml)
£7.20Price
Relax Spa Hot Tub Hardness Plus – 500ml
Maintain the correct calcium hardness level in your hot tub with Relax Spa Hardness Plus. Designed to increase low calcium hardness levels, it helps protect your spa equipment and water system while maintaining balanced water conditions.
Key Features
500ml pack
Raises calcium hardness levels
Suitable for hot tubs and spas
Helps protect spa equipment
Supports balanced water chemistry
Ideal for regular water maintenance
Application
Test your hot tub water regularly and add Hardness Plus according to the product instructions to gradually bring the calcium hardness level into the recommended range.
Always test your water before and after treatment and follow the manufacturer's dosage instructions.