Results for "flow rate"

Filters Medium 45 minutes 339 👍 1

Can a Pool Sand Filter Be Too Big? Sizing Problems Explained

During our weekly pool maintenance routine, my husband casually mentioned that our 15,000 gallon inground pool's water has looked consistently cloudy despite my best filtration efforts, and now I can't stop obsessing over what's wrong. The water isn't cloudy exactly, but it lacks that crystal-clear sparkle and seems to have a slight haze that won't go away. My chemical levels are all in range - chlorine at 2.5 ppm, pH 7.4, alkalinity 110 ppm, and I've shocked multiple times with no improvement.

I recently upgraded to a larger 24-inch sand filter thinking bigger would be better, but I'm starting to wonder if I made a mistake. My pump runs at about 45 GPM, and I've noticed that when I backwash, the water doesn't seem to flow very forcefully compared to my old smaller filter. Could the filter actually be too large for my system? I've heard that oversized filters can cause problems, but I'm not sure how to tell if that's what's happening here.…more

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Pump Problems Medium 2-3 hours for assessment and calculations 255 👍 1

Do I Need a Bigger Pool Pump? Complete Sizing Guide 2026

Turned out my husband was right when he said our pool water looks like weak tea despite perfect chemical levels, and now I'm questioning if our pump is actually doing its job. My pool is about 20,000 gallons and I have no idea how long it takes for all the water to cycle through.

I want to make sure the filtration is strong enough to remove bacteria and contaminants effectively. How do I know if I need to upgrade to a more powerful pump? What should I be looking for to ensure the water is turning over frequently enough for safe swimming?…more

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Heaters Medium 2-4 hours 470 👍 0

Do You Need a Pool Heater Bypass? Installation Guide

Before I connect my new pool heater to the system, it's making this weird whistling sound when water flows through and now I'm wondering if a bypass valve would fix it. The manufacturer's documentation mentions bypass considerations, but I need clarity on whether this is mandatory or optional equipment.

Specifically, I'm concerned about maintaining proper flow rates through the heating unit and having the ability to isolate the heater during routine maintenance procedures. What are the technical requirements and operational benefits of incorporating a bypass valve system into the heater plumbing layout?…more

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Pump Problems Medium 15 minutes reading 282 👍 0

How Variable Speed Pool Pumps Work - Complete Guide

Woke up to another $400 electric bill after replacing my pool filter, cleaning the skimmer baskets, checking all the connections — my single-speed pump is still draining my wallet on this 20,000-gallon inground pool. My utility bills have been astronomical running the pump 8-10 hours daily, and I'm trying to understand exactly how these newer pumps achieve such significant energy savings.

Specifically, I'd like to know what type of motor technology variable speed pumps use and how they're able to adjust their speed so precisely. My current pump seems to be either on full blast or off completely. What's the RPM range these variable speed units can operate in, and how does that translate to better flow control and lower energy costs? I want to make sure I understand the technology before investing in what seems like a more expensive upfront purchase.…more

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Pump Problems Easy 15 minutes 257 👍 0

How to Tell if Your Pool Pump Isn't Working Properly

This 4-year-old pool pump is turning my once-crystal-clear water cloudy and stagnant — is it worth repairing or should I just replace the whole thing? I'm not super technical when it comes to pool equipment, so I'm not sure what warning signs I should be watching for.

What are the telltale signs that indicate my pump isn't doing its job properly? I want to catch any problems before they turn into expensive repairs or leave me with a swamp instead of a swimming pool!…more

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Winterizing Medium 6-8 hours over 2-3 weeks 205 👍 0

How to Winterize Your Inground Pool: Complete Step Guide

Planning to winterize my new inground pool using the same routine that worked perfectly on my old above-ground, but worried the chemical and equipment needs are completely different.

What are the specific steps I should follow for proper winterization? I'm particularly concerned about getting the water chemistry balanced correctly and protecting my filtration system and plumbing from freeze damage. Should I be targeting specific chemical levels, and what's the proper sequence for draining, cleaning, and applying winterizing treatments?…more

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Filters Medium 3-4 hours 775 👍 0

When to Change Sand in Pool Filter: Complete Guide 2026

Halfway through the pool season and my sand filter is already eating through replacement sand way faster than it should. The filter has been in operation for approximately two years, and I want to determine the optimal replacement interval for the sand media to ensure consistent filtration performance.

Specifically, I'm looking for technical guidance on the expected service life of pool filter sand, what operational indicators suggest replacement is necessary, and how deteriorated sand affects overall system efficiency. My current setup maintains proper chemical balance, but I want to stay ahead of any filtration issues that could compromise water quality.…more

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Pump Problems Medium 2-3 hours for replacement 346 👍 0

How Long Should a Pool Pump Last? Lifespan & Replacement Guide

Got a weird grinding noise from my pool pump last month but now it's barely pushing any water through the system!
My current pump is about 6 years old and still running fine, but I'm wondering when I should start budgeting for a replacement.

I've heard different things from pool store guys - some say 5-6 years, others say they can go way longer. Mine's been pretty reliable so far, but I'd rather not get caught off guard. Are there any warning signs I should watch for that mean it's time to start shopping around? And does it matter if I upgrade to one of those variable speed pumps everyone talks about?…more

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Filters Medium 30 minutes 978 👍 0

How Long to Run Your Pool Pump and Filter Daily - Complete Guide

Every pool season I feel like an idiot asking this, but I genuinely have no idea how many hours my filter should actually be running daily. My kids swim almost every day during summer, and I want to make sure the water stays clean and safe for them. I've heard different opinions - some neighbors say they run theirs 24/7, while others only run it a few hours.

I'm worried about under-filtering and having bacteria or algae grow, but I also don't want to waste electricity if it's not necessary. Our pool gets heavy use with the kids and their friends, plus we've had some really hot weather lately. What's the right balance for daily filter runtime to keep the water properly clean?…more

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Heaters Medium 45 minutes 255 👍 1

How Solar Pool Heaters Work: Diagnosis & Troubleshooting

According to what I spotted this morning, my solar heater panels are just sitting there doing absolutely nothing while every "expert" keeps pushing gas systems instead. They keep pushing these pricey gas heaters and telling me solar is "complicated" - probably because there's less markup for them.

I want to understand the actual process of how solar pool heaters function before I make any decisions. Do they really just use the sun's energy somehow? I'm hoping to find a more cost-effective heating solution and maybe even explore some DIY options instead of getting ripped off again.…more

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Salt Water Medium 2–4 hours depending on volume 29 👍 1

Where to Drain a Saltwater Pool Safely

Found out the hard way that you can't just dump saltwater pool water wherever you want. Moved into this place a couple months ago and the previous owners left a saltwater pool I'm still figuring out. The water level was way too high after some heavy rain, so I pumped a bunch out into the backyard near one of the trees. About a week later the grass in that spot turned brown and the tree is looking very dead. Now I still need to lower the water level but I'm terrified to touch anything.

Where are you actually supposed to put saltwater pool water when you need to drain some out? Is the sewer cleanout pipe okay to use? Can you run it to the street gutter? I've heard you can spread it on grass but obviously my grass is dead where I tried that. How damaging is pool salt to trees and plants compared to, say, the chlorine? I want to fix this without killing anything else.…more

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Best Salt Chlorine Generators

4.3 (6,200 reviews)

Filters Medium 15 minutes 642 👍 0

How Pool Sand Filters Work: Complete Diagram & Process

New pool owner trying to understand how my sand filter actually cleans the water. Watched a couple YouTube videos but they all skip over the important details. The pool store just says "backwash when pressure goes up" but I want to actually understand what's happening inside this tank.…more

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Equipment Medium 45 minutes 305 👍 0

Do Variable Speed Pool Pumps Run All The Time? Complete Guide

Apparently my pool guy wants $800 to install a variable speed pump that he claims runs 24/7, but I'm skeptical about whether that's really necessary. I'm particularly interested in understanding how they balance filtration requirements with energy efficiency, and whether the speed modulation eliminates the need for complete shutdown periods during normal operation.…more

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Pump Problems Easy 30 minutes 219 👍 0

Do I Need a Pool Pump and Filter? Essential Equipment Guide

Finally listened to those YouTube "experts" who swore I could run my pool without a pump and filter, and now I'm staring at a green swamp in my backyard. I'm wondering if I actually NEED both a pump AND a filter, or if this is just another way for them to drain my wallet.

I've been trying to maintain my pool on a budget and looking into DIY solutions wherever possible. But before I spend hundreds (or thousands) on this equipment, I want to know - are pumps and filters truly essential for a safe, swimmable pool? Or can I get by without one or both of these expensive pieces of equipment?…more

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Pump Problems Medium 30 minutes 282 👍 0

How to Program Variable Speed Pool Pump - Complete Guide

Nobody warned me that after the pool guy installed my new variable speed pump yesterday, I'd be staring at this digital display like it's speaking ancient Greek. The installer basically ran off after hooking it up and now I'm supposed to figure out how to program different speeds throughout the day.

I get that I'm supposed to run it at different RPMs at different times to save energy, but honestly have no clue where to start. Like, what speeds should I use and when? And how do I actually punch this stuff into the control panel? My old single-speed pump was so much simpler - just flip the switch and forget about it!…more

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