InSpire Hardness Increaser
InSpire Hardness Increaser is your go-to solution for boosting calcium hardness in your hot tub water. Calcium hardness measures the concentration of dissolved calcium and magnesium, essential for maintaining water balance and protecting your spa equipment. Ensure your hot tub's water quality is top-notch with our effective and easy-to-use increaser.
Useful Information
HAVE A QUESTION?
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Check out our FAQ for answers to common questions. Still need help? Reach out to our customer support!
How long do accessories take to arrive?
All of our accessory orders are sent via Fed Ex next day delivery. All orders placed before 1pm should be fulfilled and arrive the following day.
Can I set up repeat purchases?
We have a range of subscription options on your must have maintenance products such as chemicals and accessories. Checkout out our subscriptions page to find out more.
What if I change my mind?
You have 14 days from the day of delivery to return your products, as long as they are all in brand new condition and in their original packaging.