Answer: In most cases
Explanation: acid up or down, calcium, algecides.. |
| Naples Pool Life - POOL CLEANING SERVICE |
Answer: In most cases
Explanation: It's not an End all to stopping the use of Shock. |
| PoolMasters, Inc. |
Answer: In most cases
Explanation: Pool ozonators and spa ozonators generate and inject ozone into the water, reducing the need for chlorine or bromine by 60 - 90%. Some residual of traditional chemical is still recommended for complete sanitization but the common complaints of red eyes, irritated skin and harsh odors are eliminated with the use of an ozonator. |
| WaterBender Pools |
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| ProMatcher |
Answer: Always
Explanation: Although an Ozonater is great in many ways it has half the life span then using chlorine and other chemicals. A ozonator can not fully sanitize a swimming pool. |
| Dream Pools Inc |
Answer: Always
Explanation: You never know |
| SDPOOLMASTER |
Answer: In most cases
Explanation: Adding chemicals is based on the water chemistry. |
| NorCal Pool Builders |