Spa Life Sanitize is a great way to add chlorine to your hot tub and spa. Adding Sanitize on a regular basis, after testing your hot tub water, can rest assure that your water will be bacteria free and healthy. Plus, the added bonus is that it will also stop Algae from producing.
As with all chlorine products, you need to test your water at least 2 times a week and adjust accordingly. After adding chlorine granules you should remove your hot tub cover for at least 30 minutes to allow the chlorine to vent any gasses that were created.