General Tools
Complete collection of professional general calculators for your pool.
Baking Soda to Raise Alkalinity by 10 PPM Calculator
Quick calculator to find exactly how much baking soda you need to raise your pool's total alkalinity by 10 ppm. Precise dosage for any pool size.
Bleach Dosage per 1000 Gallons Calculator
Calculate exactly how much bleach is needed per 1000 gallons to reach your target chlorine level. Perfect for small pools and precision adjustments.
Borax Pool pH Calculator - Raise pH Safely
Calculate how much 20 Mule Team Borax you need to raise your pool's pH. Safe, effective, and cheaper than pH Up chemicals.
Borax to Raise pH from 7.0 to 7.4 Calculator
Calculate exactly how much Borax is needed to raise your pool's pH from 7.0 to the ideal 7.4. Safe and precise dosage instructions.
Bromine to Chlorine Conversion Calculator
Convert bromine ppm readings to their chlorine equivalent for chemical balancing.
Calcium Hardness Increase per PPM Calculator
Calculate exactly how much calcium chloride you need per ppm increase in your pool. Prevent plaster damage and corrosion.
Calcium Scale Remover (Citric Acid) Calculator
Calculate the amount of Citric Acid needed to remove light calcium scale and stains.
Chlorine Consumption vs Water Temperature Calculator
Estimate how much extra chlorine your pool needs as water temperature rises. Calculate chlorine burn rate based on heat and organic load.
Chlorine Dose for Cloudy Water Calculator
Calculate the immediate chlorine dose needed to fix cloudy pool water and prevent algae blooms. Restore water clarity quickly.
Chlorine Loss per Day Sunlight Calculator
Estimate how much chlorine your pool loses daily to sunlight based on your stabilizer (CYA) levels. Optimize your chemical usage.
Combined Chlorine (Chloramines) Calculator
Calculate combined chlorine (chloramines) in your pool water. Identify if you need to shock your pool based on total and free chlorine readings.
Cyanuric Acid (CYA) Stabilizer Dosage Calculator
Calculate exactly how much cyanuric acid (stabilizer) you need to protect your chlorine from sunlight. Prevent rapid chlorine loss.
DE Filter Powder Calculator - How Much DE to Add?
Calculate exactly how much Diatomaceous Earth (DE) powder to add to your pool filter after a backwash or deep cleaning. Find the correct amount in lbs and scoops.
Diving Board Safety Clearance Calculator
Check if your pool meets the minimum depth requirements for a diving board.
Hardness (Total to Calcium) Converter
Estimate calcium hardness from your total hardness test result.
How Much Chlorine to Shock a Green Pool? - Shock Calculator
Calculate exactly how much liquid chlorine you need to shock your green pool. Uses the SLAM method based on your CYA levels to kill algae fast.
How Much Does a Pool Weigh? - Water Weight Calculator
Calculate the total weight of your above ground pool and water. Essential for deck safety and construction. Supports round and rectangular pool shapes.
Iron Stain Remover (Ascorbic Acid) Calculator
Calculate the amount of Ascorbic Acid (Vitamin C) needed to remove iron stains from pool surfaces.
Langelier Saturation Index (LSI) Calculator
Calculate the LSI to determine if your pool water is corrosive, balanced, or scale-forming.
Liquid Bleach Pool Chlorine Calculator
Calculate exactly how much liquid bleach you need to chlorinate your pool. Save money by using store-bought bleach instead of pool store chemicals.
Muriatic Acid to Dry Acid Pool Calculator
Quickly convert between liquid Muriatic Acid and granular Dry Acid dosages for your pool. See exactly how much Sodium Bisulfate equals 1 quart of acid.
Muriatic Acid to Lower pH by 0.2 Calculator
Calculate exactly how much muriatic acid is needed to lower your pool's pH by 0.2 points. Precision dosage for perfect water balance.
Overnight Pool Temperature Drop Calculator
Predict how many degrees your pool will lose overnight. Calculate thermal loss based on air temperature, humidity, and cover status.
Pool CYA Drain and Refill Calculator - Lower Cyanuric Acid
Calculate exactly how much pool water to drain to lower Cyanuric Acid (CYA) levels. Save money and avoid over-draining your pool with this easy stabilizer tool.
Pool Cooling Time Calculator - Evaporative Cooling Guide
Calculate how long it takes to cool down a hot pool using aerators, fountains, or overnight exposure. Use evaporative cooling to drop water temperature.
Pool Fence Post Spacing Calculator
Estimate the spacing and number of posts for your pool safety fence.
Pool Fill Time Calculator - How Long to Fill with a Hose?
Calculate exactly how long it takes to fill your pool from a garden hose. Enter your pool's volume and your house's GPM flow rate for a precise estimate.
Pool Flocculant Dosage Calculator
Calculate the exact amount of pool flocculant needed to clear cloudy water based on your pool volume.
Pool Heat Pump Runtime Calculator - Heat Efficiency Guide
Predict exactly how many hours your pool heat pump needs to run to reach your target temperature. Factors in ambient air temperature and COP.
Pool Heating Cost Calculator - Daily Fuel & Electric Expense
Estimate how much it costs to heat your pool with gas, propane, or electric heat pumps. Calculate daily running costs based on local utility rates.
Pool Heating Time Calculator
Calculate exactly how long it takes to heat your pool based on your pool size, heater BTU, and target water temperature.
Pool Pump Electricity Cost Calculator - Monthly Energy Use
Calculate exactly how much it costs to run your pool pump per month and year. Enter Horsepower or Watts to see energy usage and potential savings.
Pool Salt Bag Calculator - How Many Bags?
Calculate exactly how many 40lb bags of salt you need to add to your salt water pool to reach 3200 ppm. Easy salt bag calculator for pool owners.
Pool Water Evaporation Rate Calculator
Calculate how many inches of water your pool loses to evaporation per day based on air temperature, humidity, and wind speed.
Pool Winter Air Pillow Calculator
Determine how many air pillows you need to protect your pool from ice expansion during winter.
Salt ppm to Percentage Calculator
Convert salt concentration from ppm (parts per million) to percentage (%).
Shock Amount based on Combined Chlorine
Calculate exactly how much chlorine you need for breakpoint chlorination based on your combined chlorine levels. Eliminate chloramines effectively.
Solar Cover Heat Retention Calculator
Calculate how much heat and money a solar cover saves by reducing evaporation and retaining thermal energy in your swimming pool.
Swimming Calories Burned Calculator
Calculate how many calories you burn during your pool workout.
UV Chlorine Degradation & Loss Calculator
Calculate how much chlorine you lose to sunlight UV rays. See how Cyanuric Acid (CYA) stabilizes and protects your pool's free chlorine levels.
Vinegar Pool Filter Cleaner Ratio Calculator
Use white vinegar to clean your pool filter cartridges. Calculate the exact water to vinegar ratio for a deep soak to remove calcium buildup.
Wind Effect on Pool Evaporation Calculator
Calculate how much wind increases your pool's water loss. See the impact of wind speed on evaporation rates and thermal energy loss.
Winter Pool Cover Size Calculator
Find the correct winter cover size based on your pool dimensions and overlap requirements.
Expert Pro-Tip: General
When adjusting general, always wait at least 4-6 hours with the pump running before retesting. This ensures the chemicals are fully integrated for an accurate second reading.
Common General Questions
Why check general weekly?
Regular testing prevents small imbalances from becoming expensive problems like algae blooms or equipment corrosion.
Can I mix chemicals from this category?
Never mix pool chemicals together. Always add them individually to the pool water with the pump running.
Get the Complete DIY Pool Maintenance Guide
Free PDF checklist including seasonal schedules, chemical balancing secrets, and maintenance tips.