51 professional calculators based on APSP/ICC standards
Calculate algaecide dosage for prevention and treatment of algae.
Calculate muriatic acid needed to lower total alkalinity while minimizing pH impact.
Calculate sodium bicarbonate (baking soda) needed to raise total alkalinity in pools.
Calculate water lost during filter backwash cycles.
Calculate target chemical levels for balanced pool water based on temperature and surface type.
Calculate borax or boric acid needed to raise borate levels for algae prevention.
Calculate calcium chloride needed to raise calcium hardness in pools to prevent surface damage.
Calculate calcium hypochlorite shock dosage for pool superchlorination.
Estimate monthly chemical usage and costs for pool maintenance.
Calculate cost of chemical treatments based on current prices and dosages.
Calculate daily chlorine production from salt chlorine generators at various settings.
Calculate chlorine demand based on test results to determine contamination level.
Calculate liquid chlorine (sodium hypochlorite) needed to raise free chlorine levels in pools and sp
Assess corrosion potential for pool surfaces and equipment.
Calculate energy and cost savings from using a pool cover.
Calculate cyanuric acid (stabilizer/conditioner) needed to protect chlorine from UV degradation.
Calculate dichlor (stabilized granular chlorine) needed for shocking or maintenance.
Calculate water to drain and replace to dilute CYA, TDS, or other non-removable substances.
Calculate monthly energy costs for pool pumps, heaters, and other equipment.
Calculate enzyme product dosage for organic waste breakdown and scum line prevention.
Estimate daily water loss from evaporation based on temperature and humidity.
Determine optimal filter cleaning schedule based on usage and conditions.
Calculate required filter size based on pool volume and pump flow rate.
Calculate actual pump flow rate using bucket test or pressure gauge readings.
Calculate required BTU rating for pool heaters based on surface area and temperature rise.
Calculate hourly and daily heat loss from pool based on conditions.
Calculate time required to heat pool to desired temperature with given heater.
Calculate LSI to determine if pool water is corrosive, scaling, or balanced.
Calculate sequestrant dosage to prevent metal staining in pools.
Estimate total monthly pool maintenance costs including chemicals, energy, and water.
Calculate muriatic acid needed to lower pH in pools. Accounts for current alkalinity levels.
Calculate soda ash (sodium carbonate) needed to raise pH in pools and spas.
Calculate phosphate remover dosage based on current phosphate levels.
Calculate water velocity in pipes to ensure optimal flow without damage.
Calculate approximate volume for kidney-shaped and freeform pools using the 0.45 multiplier method.
Calculate the volume in gallons for oval-shaped pools.
Calculate the volume in gallons for rectangular and square pools with varying depths.
Calculate the volume in gallons for circular pools and spas.
Calculate required pump GPM and horsepower based on pool volume and turnover requirements.
Calculate salt needed to raise salinity levels for saltwater chlorine generators.
Calculate appropriate salt chlorine generator cell size based on pool volume.
Calculate calcium carbonate scaling potential based on water chemistry.
Calculate shock dosage for various scenarios including breakpoint chlorination.
Estimate temperature gain from solar heating panels based on size and conditions.
Calculate spa volume accounting for seats and jets displacement.
Calculate pool surface area for heater sizing, cover ordering, and heat loss estimates.
Calculate total dynamic head for pump selection including friction losses.
Estimate trichlor tablet consumption rate based on pool conditions.
Calculate pool water turnover rate and daily turnovers based on pump flow.
Calculate water costs for filling, topping off, and maintaining pools.
Calculate water needed to refill pool after partial drain or fresh fill time.