Turn on the pool filter to circulate the shock treatment throughout the water. If you are worried about forgetting to turn it on after adding the shock, you can start the filtration system beforehand.

Run the Pool Pump After adding the components of this homemade shock, run your pool pump for 6-8 hours to ensure thorough mixing and circulation. Step 5. Test Pool Water Aim for a pH of 7.4 and 7.6.