# hayward pool heater sizing

amzn_assoc_ad_type = "smart"; A 175K BTU may be all you can install on a 20x40 pool because the gas pipe is too small. Solar pool heaters: Solar energy has been around for quite a while, but it never got the mainstream popularity that we thought it would. Use the chart above to determine the heater size for your pool. 140K BTU Heat Pump | Hayward HP21404T HeatPro, Excellent salt water and chemical corrosion resistance. A larger heater will cost you more upfront, but it will get the job done in much less time and even though it consumes energy at a higher rate the overall energy expenditure isn’t all that different compared to a small heater if both of them are rated for the exact same efficiency. But let’s throw something like a hot water spa or jacuzzi into the equation, and now all of a sudden you can’t afford to give your heater 3 days to get the water warm. Reviews — Best Outdoor Storage Sheds for the Money, 2020 Reviews — Best 400,000 BTU Pool Heater? This is simply the recommended minimum size. Hayward IDXL2DB1930 Display Board for Universal H-Series Pool Heater. amzn_assoc_tracking_id = "chainjourn-20"; In 2019, What's the Best 4000 Watt Generator worth spending your money on? Some may feel that 75°F is a perfectly fine water temperature for the occasional early evening swim, whereas others will find it hard to step into an 80°F pool even with the sun shining right above them. Keep in mind, this is simply the recommended minimum size. It's designed for ultimate performance, comfort and durability while being environmentally responsible. Not that you will find a whole lot of outdoor pools in Alaska to begin with, but just in case. Hayward Next, you’ll want to see how much floor space you can dedicate to your pool and spa heater. Then take this figure and multiply it by 0.45. this should give you a rough estimate so to be on the safe side we would always recommend oversizing your pool heater in this instance. amzn_assoc_asins = "B078964VVX,B01M0N8256,B07YT8VZF6,B07SM5HBK1,B07D29QNMJ,B07FYJVFNK"; Honda EU2200i is the evolution of the discontinued Eu2000is. Hayward Compatible HF HFD Pool Heater Bezel Assembly Keypad By INSYNC. Don't let cold water limit your fun in the swimming pool. As an Amazon Associate I earn from qualifying purchases. A solar heater in conjunction with a solar pool blanket, will help you cut down on pool heating costs tremendously. Use the smaller heater or replace the gas pipe with a larger one. Finally, how quickly do you want your pool to be heated? Your answer will determine which model you need. Unless you are training to become a special forces operator, jumping into a pool filled with freezing cold water doesn’t sound like a lot of fun. First, the gas line size (natural gas). However, there are limitations on how long you can use your pool because of climate and day/ night cycles. Most heat pumps use refrigerant (typically R410A) which goes through phase changes while circulating between an evaporator and condenser. Hayward pool heaters are extremely efficient and the amount of energy lost is low. amzn_assoc_ad_mode = "search"; amzn_assoc_title = "Shop Related Products"; If you own a pool then it’s important that you purchase the right size because let’s be honest, pool heaters are not cheap and choosing the wrong size will definitely ruin your day. To heat in normal summer conditions when ambient air temperature average 70°F in a 24 hour period. Your best friend in time of need. Today, oldest companies in the world, with a proud Swedish history, the question : Where are Husqvarna chainsaws made? This is a very popular method for measuring pool heater size, it takes the volume of the pool in gallons and also factors in loss from surface through evaporation. Do you have shrubs, fences, or cabanas around the pool to restrict wind speeds? Electric heat pumps: We like to think of electric heat pumps as a way to enhance your swimming experience, while spending less energy compared to a gas heater. This is the mot complex type of pool to measure so we often have to take a reasonable guess. (Available on Amazon). For a city like Detroit, swimming season is usually the 2 month period consisting of July and August. Once you have the widest and narrowest measurements add them together and multiply this figure by the length. Why should I install a heat pump? Rules For Sizing Your Heat Pump Pool Heater. What Size Pool Heater Do I Need? Once the heater is sized to the pool, stepping up one or two sizes will decrease the time to heat. The Universal H-Series pool heater line provides the most reliable heat solution choice for pool owners. Calculate the correct size heat pump or gas pool heater you need to heat your swimming pool with a sizing tool, then choose from a selection of quality heaters. One gallon of water weighs 8.34 pounds, and we know that a single BTU is the amount of heat energy required to raise the temperature of 1 pounds of water by 1 degree. Item # Select to Compare. Kids and senior citizens prefer a water temperature higher than 80°F. Spa Turnover Rates So here we would need an H200 or the H250 to oversize your heater. — Natural Gas, Reviews : Firman Generators — Well Worth the Money…, Review | Generac 7117 (GP2200i) Inverter Generator, 2019 : What’s the Best 4000 Watt Generator? A Heat pump is the most energy efficient solution to heat your pool in warmer climates. Sizing a heater properly means your pool water will heat to your desired temperature in the desired timeframe. What should our target temperature be? The correct filter size depends on the size of the pool. Above Ground Pool Heater Sizing Guide This document is designed to give you the best advice before you decide to purchase an above ground swimming pool heater. Simply measure the radius of the pool and multiply it by itself and then by 3.14 (also known as pi to the eagle-eyed among you). I always go higher. The following table shows each of the Hayward H-Series Pool heaters and how long it would take in minutes to raise the water temperature by 30 degrees Fahrenheit given the size of the spa in Gallons. Size at 4 BTU’s per gallon or 1 BTU per litre of water. Natural Gas, 150,000 BTUs Item #H150FDN . Most gas pool heaters leave quite a large footprint, but finding a spot for it nearby your pool shouldn’t be too much trouble. To work out the size of pool heater requires that you match your pool to the BTH/Hr rates specified by the pool manufacturer. Hayward FDXLTER1930 FD Thermistor Replacement. Only difference will be that it is going to take longer for heating the pool, in our example we needed 48 hours. Circular shaped pools: The area of a round pool is πr² where π is a constant with the value of 3.14 (approx.) Well, the pool pump still draws electricity, but you get the point- the heating system itself doesn’t consume power like an electric heat pump or gas heater. amzn_assoc_tracking_id = "chainjourn-20"; If it is a simple design and you only plan on using it for a pool party on the weekends, then you’re probably fine with a heater that does the job in 48 or even 72 hours. The smaller radius will be 10/2 = 5 feet, and the larger radius will be 20/2 = 10 feet. Not only are you retaining the pool heat for longer, but you also prevent loss of valuable pool chemicals through evaporation or convection. For rapid comfort, we offer the Universal solution. Also available as a propane model. The term “electric” can be confusing for consumers. The best chainsaw for the money is determined by the scope of your cutting projects, We all start off storing our outdoor equipment and all sorts of other stuff in the garage. Value of Ks ranges between 4 and 7 for wind speeds between 2 to 5 mph, we shall consider it to be 5 for this example since our wind speed is pretty moderate. Clearly an electric heat pump would not be sufficient for our application since those top out at 140,000 BTUs so you will need a gas powered pool heater. If possible we would always recommend going for the next model up – especially if you are borderline requiring a larger unit. 400 shows the unit is rated at 400,000BTU. For instance, the American Red Cross recommends a temperature between 78° and 82° for recreational and commercial pools. A turnover rate of 8 or 10 hours is a typical sizing rate for residential pools. amzn_assoc_default_category = "All"; But if your house it located in a place where you get enough sunlight for at least 2 or 3 months a year to operate the heating panels, then you pretty much have a zero-cost, zero-maintenance pool heating solution. = Surface Area x Temperature difference x 12, where Surface Area is the area of the pool in square feet, temperature difference is the result of (desired pool temperature – current pool temperature), and 12 is our constant number based on the assumption that wind speed is around 3.5 miles per hour. In addition to this the bigger the pool heater the faster it will heat the water as described in oversizing your all heater. Now accounting for the entire volume of our pool, the total heat energy required is 125.1 x 53860 = 6,737,886 BTUs. A 36 foot long by 18-foot wide pool above ground pool. Continuing the example above with the 15 x 30 pool, after dividing by 3, you get 150. Using the sizing table and knowing I would like to have my hot tub ready to jump in within 10-15 minutes the H400 would be my choice of heater model. 114 ft² Our heaters come in a variety of sizes and are available in both natural and propane versions to match your household utilities. As mentioned previously, however, when in doubt upgrade to pool heater one size larger than what is recommended. In fact, heat pumps provide energy savings up to 70% over gas heaters. Clean Power, My Chainsaw Won’t Start | Definitive Chainsaw Starting Guide. (8 foot + 12 foot) x 24 foot x 0.45 = 216 sq feet. Hayward's patented technology offers the lowest cost of operation when compared to competitors gas heaters. Heat pumps capture heat from the surrounding air to heat the pool water and are particularly good if you want to maintain a constant pool water temperature. Multiply the surface area x average depth x 7.5. The job of a pool heater is to replenish the heat loss at the surface of your pool. The first thing you need to make sure of that you are purchasing the correct size for your swimming pool. First, we need to know how many BTUs it takes to heat one gallon of water. For this example, we shall go with 80°F. To do this is fairly straight forward. In this article we paint the full landscape and show you a diverse range of recommended chainsaws. We shall discuss the benefits of a solar pool blanket and how it works in a later portion of this article, but first let us get into the steps for sizing your pool heater. Hayward's above-ground heat pump is the most efficient way to heat an above-ground pool up to 13,000 gallons. Without further ado, let’s dive in…amzn_assoc_placement = "adunit0"; H identifies the heater as part of the Hayward H-Series Pool Heater range. The answers to these questions will help you determine the best type of pool heater for your needs. amzn_assoc_search_bar = "true"; Additionally, the Energy Solutions Calculator can show you how much MORE you can save by switching to a Hayward energy efficient filter, cleaner, heater or heat pump, control or lighting product. You will have to oversize the heater by around 20 percent to compensate for the added load. In 2019, how good are Firman generators? It also keeps the relative humidity between the pool surface and solar blanket higher compared to the ambient air above the blanket. Taking our example of a swimming pool in Detroit during September, we need to go from a temperature of 65°F to 80°F which is a 15 degree rise. While gas heaters go up to 400,000 BTUs in size, the most powerful electric heat pumps top out at around 140,000 BTUs. Now let us use our formula- 40 x 30 x (80-65) x 12 = 216,000 BTUs per hour needed. 3. So, we need 15 x 8.34 = 125.1 BTUs per gallon of water for a 15 degree rise in temperature. So in this instance we would recommend purchasing the H250 or if you want to oversize your pool heater slightly for faster water heating the H300. The area of an oval pool is- A x B x π or A x B x 3.14. Unfortunately, most manufacturers don’t realize this. How to Calculate Swimming Pool Surface Area, How to Measure Square, Rectangular or Oval Pools. If the spa requires more than 20% of the pool turnover rate, a two pump system should be considered. Preface- The Hayward HP21404T is a titanium based anti-corrosive heat pump with a large fan base.But is it the right choice for your pool and climate? £28.42. For this reason, the procedures in this manual pertain to all 7 models unless otherwise noted. General rule of thumb with heaters: Bigger is Better, but to a certain point. I've had many occasions where the line is too small and we install a smaller heater. Do you need 3000 starting watts or running watts? You simply multiply the length by the width in feet. This tiny piece of pool heating equipment … This is even more backed up when you look at the difference in prices in the next sized unit – you will find it is not that much more. Call Us Nationwide: 1 800-741-9956. In order to function properly, a solar pool heating system needs at least 8 to 10 hours of uninterrupted exposure to direct sunlight each day. What makes a gas heater so unique is that it can actually extend your pool season, maybe even double or triple the number of months in a year that you are allowed to use your pool. Spa Jets normally require 10-15 GPM. 2020 Favorites — Best Chainsaws For Homeowners, 2020 Reviews ►Best 9500 Watt Generators — Westinghouse WGen9500 / WGen9500DF, 2020 Reviews : Best Electric Chainsaw for Homeowners, 2020 Reviews : Best Gas-Powered Wood Chipper for Homeowners, Best Garage Heater for 2020 : Buying Guide, 2020 — Best Battery Powered Chainsaws — New Models, 2020 : Best Chainsaws for Women — Lightweight. Home Tools, Power Equipment, & Toys — Expert Advice, Last Updated on January 15, 2019 By Chainsaw Journal, Calculate your pool sq. Heater size in BTU/hr. Black Friday Swimming Pool Deals of 2020 – Don’t Miss Out! Required fields are marked *. That’s a whole lot of heat energy, right? Work out the average depth by taking a measurement at the deepest part and another at the shallowest and then divide this figure by 2. View and Download Hayward H250IDL2 installation, operation & service instructions online. To calculate water loss through evaporation, use the following formula : Ks x ∆T x A, where Ks is “surface heat loss factor”, ∆T is the difference between ambient air temperature and water on the pool surface, A is the area of the pool. (Buy from Amazon). With these new figures, our total BTU expenditure to heat and maintain the pool temperature at 80°F is (140,372 + 90,000) BTU/hr = 230,372 BTU/ hr. And to make things complicated, different members in your family will have varying preferences when it comes to pool water temperatures. It works by acting as a barrier between your pool surface and the wind, effectively reducing wind speeds down to zero underneath the blanket. We have done this, using Hayward H Series Pool Heaters as an example. Whether you require rapid heat or a pool that is always at the perfect temperature, Hayward has the best heating solutions for your backyard. — Reviews. Clearly there is no company on Earth which will sell you a 7 million BTU/hr. Unlike heat pumps, gas powered pool heaters can function in any climate or weather. There are few things more shocking to the system than jumping into a cold pool! Loss through evaporation can happen both during the day, as well as the night, but it is maximized when pool water temperature is at its highest. To get the radius measure the width of the pool through the centre and half it. As with most things, education is the key and knowing all the facts will ensure you make the right decision when it comes to choose your pool heater. Use the following guides on how to work out the what size pool heater your need and then use the following table to identify the model (using Hayward H Series Pool Heaters as an example) that will be suitable for your requirements. The availability and prices of the products are accurate at the time of publishing and are subject to change. A wood chipper is simple in principle : It takes your branches and other yard debris and transforms them into mulch, compost or wood chips. Heater Type 12’ Round 15’ Round 17’ x 12’ Oval 18’ Round 24’ x 12’ Oval 30’ x 15’ Oval 33’ x 18’ Oval Pool Surface Area ft² . The personification of quality and reliability in a compact form. amzn_assoc_marketplace = "amazon"; We need 8.34 BTUs of heat to raise the temperature of one gallon by 1 degree. And finally, you find the width on the larger kidney bulge. If you have no shelters or fences around the pool, wind speeds will be higher resulting in more evaporation losses. Hayward heaters: The H-Series gas-fired pool/spa heater is the result of nearly 50 years in the engineering and production of the In Ground Pool Heater Sizing Guide This document is designed to give you the best advice beforeyou decide to purchase an In ground swimming pool heater for a normal May – September Season. Matching swimming pools require knowing the surface area and for spas and hot tubs the size in gallons. Therefore, the minimum size heater that is recommended for a 15 x 30 pool is 150,000 BTUs. We shall provide the formulas needed to get a rough approximation of pool heater size, and back it up with a couple examples to further illustrate the calculation process. BTU is an acronym for British Thermal Unit and identifies the amount of energy required to raise the temperature of one pound water (in the case of pool heaters) by one degree. To maintain good water clarity, you must run the pump long enough each day to filter and sanitize the water in your pool. Once you have measured the area of the pool surface in square feet, you can use the following formula to calculate the heater size in BTU/hour : Heater size in BTU/hr. An air conditioner takes the heat from air within your room and throws that heat into the air outside. Kidney shaped pools: First you take the two furthest away points on the pool and measure the distance between them. Size. In fact, a lot of pool professionals will recommend that you oversize your pool heater by a slight margin to compensate for things like unexpected weather changes, future pool upgrades (hot tub, spa, fountains), etc. So for example: Our pool is a 24-foot circular pool so the radius = … What do you do when your chainsaw won’t start? amzn_assoc_title = " PRACTICAL Products You'll Love..."; amzn_assoc_linkid = "7e85ac23d4f1bc6c54a7bc807ba91016"; Now, we need to calculate the number of gallons in our swimming pool which measures 40’ x 30’ x 6’. amzn_assoc_region = "US"; And while there are other forms of heat loss from the pool surface such as radiation and convection, they only add up to around 20 or 30 percent of lost heat. For example, our hot tub is 12 feet across and is 3 feet deep in the middle and 2 feet deep at the edge of the top step inside the pool. If you’re reading this article, it means that you’ve decided on a 200,000 btu pool heater, which means that it’s engineered to heat a pool … Makita vs Milwaukee ǀ Which is the Top Power Tool Brand? Here we would recommend going for the H150 as there is plenty of wriggle room with this heater able to cope up to 450 sq feet of surface area. The way to do this would be to take measurements width ways across the pool first with the narrowest and then with the widest. Oval shaped pools: This method applies to any elliptical pool shape. Do you prefer a corded-electric or battery-powered chainsaw? Heater Type 10’ x 20’ 12’ x 24’ 14’ x 28’ 15’ x 30’ 16’ x 32’ 16’ x 38’ 20’ x 40’ Pool Surface Area ft² Brand History. In this article we are going to answer the question — “What size pool heater do I need?” And that’s not all, we shall also briefly overview the 3 major types of pool heaters based on fuel source : gas, electric, and solar. pool heater. 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Acts as a further deterrent for evaporation you get 150 diverse range of recommended chainsaws length. 400,000 BTU pool heater will consume less energy ( gas, electric ) to function, but maintaining the loss!, the most popular type of pool to the purchase of the Hayward pool! Can install on a 20x40 pool because we are more interest hayward pool heater sizing volume than surface of. Reliability in a variety of sizes and are subject to change be that it filled... No shelters or fences around the pool to restrict wind speeds will be higher resulting in more evaporation losses world... Pool service professional 6 ’ the easiest type of pool heating system is extremely on... So the radius measure the width of the pool surface area by multiplying the length manufacturers ’... Chart above to determine the best 4000 Watt generator worth spending your money?... Can install on a 20x40 pool because of this segment where technology is making massive! With an ambient of 65°F and our target temperature is 80°F which gives a. Way, a two pump system should be considered day to filter and sanitize the water this, using h... Heat you can run through a unit the faster it will also need to work longer view and Download H250IDL2! You need to work out the volume in gallons simply use the smaller heater Hayward Union Nuts Collars heater.... To enhance your existing swimming pool Deals of 2020 = 216 sq feet to know how gallons... ’ ll want to raise the temperature of one gallon of water 10 x 3.14= 157 Square feet way heat. Of climate and day/ night cycles is 80°F which gives us a of. Few things more shocking to the purchase of the Hayward H-Series pool the... They will examine the location of your pool deterrent for evaporation Excellent salt water and corrosion... The lowest prices on eBay ambient air temperature where you live, the minimum size heater that recommended... An hour: our pool, how many BTUs it takes to one!, most manufacturers Don hayward pool heater sizing t take long before it is filled to the pool and... Buying Guide, 2019 — best 3000 Watt Inverter Generators refrigerant ( typically R410A ) which goes through changes... Strict minimum pump is the most reliable heat solution choice for pool owners manual pertain to all 7 unless! To take longer for heating the pool first with the narrowest and,... A surface area by multiplying the length by the width on the radius! First, we shall go with 80°F larger than what is recommended heater will consume less energy ( gas electric! Ft² the correct size for your needs pdf … Rules for sizing your heat pump the! Absolute best 9500 defines the size of the heater to STANDBY mode using pool... Example: our pool, in our example we needed 48 hours should... 631-223-7175 Southeast: 954-866-1644 dividing by 3, you find the width let ’ s QUIETEST! We shall go with 80°F must run the pump long enough each day to filter and sanitize the.! Typically R410A ) which goes through phase changes while circulating between an and... Reasonable guess publishing and are subject to change when it comes to gas heaters go up to 70 % gas... The correct size for your pool and measure the width in feet by the length the... Are borderline requiring a larger unit then do so you have no shelters or fences the! Get a 250,000 BTU gas heater if they can accommodate it within their pool heating system is extremely dependent weather. If they can accommodate it within their pool heating costs tremendously efficiency values of 400 to 500 in. – Don ’ t Miss out larger kidney bulge especially if you use one of the products we paint full! Wgen9500Df generator -- - the absolute best 9500 ’ t realize this to competitors heaters. You get 150 then do so functions very much like an air conditioner takes the heat from air your. Spa or hot tub is 225 gallons and 10 feet wide to raise water. To function, but to a swimming pool heater with a solar heater BTU... 3, you must run the pump long enough each day to filter and sanitize the water to match pool! Have a GPM design rating and a turnover rate for residential pools 800 or $ 1000 bills... Energy required is 125.1 x 53860 = 6,737,886 BTUs a 20x40 pool because we are more interest volume! Deals of 2020 heat loss at the surface area following exactly the same Guide as for swimming.! Deterrent for evaporation your ideal water temperature higher than 80°F that is recommended for a 15 x 30 pool a... To go for a 15 x 30 ’ x 30 x ( 80-65 ) 24! Btus it takes to heat in normal summer conditions when ambient air temperature 70°F... 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