Pool Volume Calculator. RULE #3: Never add water to chemical, always add chemical to water. One way is to add Sodium Thiosulfate to neutralize the excess chlorine. (lbs/gal) Chlorination –box 2 4. At the top left, select whether the pool is residential or commercial; At the top right, input gallons of the pool The left side is your current water chemistry.Test your water and adjust each item with the +/- buttons on the … Knowing the pool volume is extremely important in calculating the amount of chemicals needed to add to the water when adjusting the pool chlorine, pH, stabilizer, alkalinity, salt or any other chemical levels. Chlorine Dosage Calculator; Chlorination Calculator. Any adjustments made to chlorine or alkalinity do have an effect on pH. First calculate the chlorine dose in mg/L: Chlorine Dose = Chlorine Demand + Chlorine Residual Chlorine Dose = 3.1 mg/L + 0.8 mg/L Chlorine Dose = 3.9 mg/L Then calculate the chlorine dosage (feed rate) in lbs/day: (mg/L Cl 2) (MGD flow) (8.34 lbs/gal) = lbs/day Cl 2 It will also teach you what you need to know … When the Steps are completed and the information for Days 4-7 has been entered, records are … demand is 3.1 mg/L and a chlorine residual of 0.8 mg/L is desired? So if, for example, you had 10.00mg/l of chlorine in a 300m 3 pool, that equates to 3000g of chlorine in the pool, since each m 3 would have 10g of chlorine in it, and 300m 3 X 10g = 3000g. Liquid (gal) = (Vol, MG) x (Dosage, mg/l) x (8.34 lbs/gal) ( % Strength /100) x Chemical Wt. Chlorine Demand (mg/L) Water pH. The Pool Calculator. For the majority of pool owners, phosphates are not an issue for either health or pool water management. By accepting this terms, you are acknowledging the aforementioned and do not hold Pool Operation Management responsible for your actions. Chlorine is the most commonly used disinfectants for water and wastewater disinfection. The simplest thing to do would be to calculate how much sodium thiosulphate you would need in order to decrease the free chlorine level by 1.00mg/l. For background on what the various numbers mean, see Basic Pool Chemistry. Lower (Neutralize) Chlorine Level: Sometimes it becomes necessary to quickly reduce the level of chlorine in your water source, pool or spa, though time will do it for you. If you are adjusting for more than one chemical, make additions in this order: Calcium, Chlorine, Cyanuric Acid, Alkalinity, and pH. Read more below on using the pool calculator to help balance and maintain safe clean pool water. Orenda’s Pool Dosing Calculator Instructions. A water storage tank with 1.2 MG is going to be chlorinated using 15% liquid chlorine at a dose of 4 ppm. However, in some instances, because phosphates is a food source for algae, you may find it a challenge to keep a chlorine residual in the pool. Swimming Pool Chemical Dosing Calculator Use this to calculate the amount of chemicals required to dose your pool in order to correct your levels of Chlorine, pH, Total Alkalinity and Calcium Hardness. This tool is useful in determining the necessary residual chlorine and chlorine dose requirements. Enter your pools details to calculate the volume of the pool and the amount of product you would need, using either a hth granualr/briquette product OR hth Shock, to acheive a specific rise in chlorine levels. chlorine solution and a dose of 10 ppm was desired, how many gallons of solution would be required? Required Data Entry The … The Pool Calculator takes care of all the math that might come up while you are keeping your swimming pool's water chemistry in balance, telling you exactly how much of each chemical to add. Important SAFETY Rules To Follow When Balancing Pool Water. RULE #2: Never mix chemicals (including different types of chlorine). This is a guide and you should always under dose chemicals and allow enough time for the chemical to work before adding more. This article is a user manual for our pool water balance calculator seen above. Days 4-7 should only require minor adjustments to pH, alkalinity, and free chlorine which can best be accomplished using the Pool Acid Dose Calc or the Pool Chemical Dose Calculator. RULE #1: Always read product label and follow instructions.