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Pool and Hot tub CPO practice 2024/2025 already graded A+
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Pool and Hot tub CPO practice 2024/2025 already graded A+
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Pool and Hot tub CPO practiceYou are the operator for a pool which is 164 feet long and 80 feet wide. The pool bottom has a
constant slope which is 4 feet deep at the shallow end, and 10 feet deep at the deep end. What
is the volume of this pool in gallons? - ANSf
You operate a pool which uses high rate sand filters. You discover that your filter tank has
developed a major leak and must be replaced. Your pool operates with a flow rate of 525 GPM.
Using a filter media rate (fmr) of 15 gallons per minute, what size sand filter would you need to
replace your damaged filter? - ANSfdsd
Which chemical is used to lower the pH value of pool or spa water? - ANS
You have a 25,000 gallon hotel pool with a calcium hardness level of 170 ppm. How much
calcium chloride (77%) would be required to increase this to 250 PPM? - ANS
The daily opening checklist should be used to: - ANS
Evaporation heat losses from a pool are highest under which environmental condition? - ANS
How much sodium thiosulfate would you need to lower the free chlorine from 18 ppm to 2.0 ppm
in an 150,000 gallon pool? - ANS
When should you backwash high rate sand filters that have a single pressure gauge? - ANS
Oxidation Reduction Potential testing (ORP) is measured in: - ANS
The reagent commonly used to test pH is: - ANS
What condition mandates an immediate closure of your swimming pool? - ANS
When mechanical cooling is used on an indoor therapeutic pool facility, the recommended
ASHRAE fresh air exchange rate should be: - ANS
The Occupational Safety and Health Administration (OSHA) requires aquatic facilities to
maintain: - ANS
An erosion chemical feeder is what type of feeder? - ANS
Cyanuric acid (stabilizer) protects free chlorine (FC) against effects of: - ANS
Which type of filter requires the least amount of water to clean? - ANS
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