Results for "water flow"

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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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 Easy 15 minutes 256 👍 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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Filters Medium 1-3 hours 467 👍 0

Can Pool Filter Pressure Be Too Low? Diagnosis & Solutions

Found out from my wife that our pool filter pressure gauge has been stuck at a weirdly low 6-7 PSI all week and now I can't stop obsessing over it. My 20,000 gallon inground pool has been running fine otherwise, but I'm wondering if this low pressure is something I should be concerned about.

I've heard people talk about high filter pressure being bad, but nobody ever mentions if pressure can be too low. The pump seems to be running, but I'm not sure if the water flow looks as strong as it used to be. Water chemistry has been balanced - chlorine at 2.5 ppm, pH at 7.4, and alkalinity at 110 ppm. Should I be worried about this low pressure reading, and what could be causing it?…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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Heaters Medium 45 minutes 185 👍 0

Can Pool Heater Run Without Pump? Safety & Equipment Guide

Last night at 11 PM I discovered my 2019 Pentair natural gas heater still running on my 20,000 gallon pool with the circulation pump off for maintenance. The heater seemed to be firing normally, but obviously no water was moving through the system. I quickly shut it down, but now I'm wondering if I could have damaged something. Is it ever safe to operate a pool heater without the pump running, or should these systems always work together?…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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Filters Easy 15 minutes 263 👍 1

How to Know If Your Pool Filter Is Dirty: Clear Warning Signs

Around the pool supply store staring at rows of filters with absolutely no idea how to tell if mine actually needs replacing. What should I be looking for to know when my filter is getting too dirty and needs attention?

I've heard something about pressure readings, but honestly I'm not sure what numbers I should be watching for or what other warning signs might tell me it's time to clean or replace the filter media.…more

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Maintenance Easy 5 minutes 354 👍 0

Can You Swim During Your Period? Pool Safety & Hygiene Guide

Wondering why my period only seems to show up when it's scorching hot outside and I desperately want to jump in my pool? I've heard mixed things about hygiene and whether the water stays clean enough.

The pool store guy tried to sell me all these expensive "sanitizing boosters" when I mentioned having guests over, but I'm already spending way too much on chemicals as it is. Does regular chlorine actually keep things sanitary enough for swimming during menstruation? And is there any real risk to the water quality or other swimmers?…more

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Equipment Easy 30 minutes 1,202 👍 61

Variable Speed Pump RPM Settings for Energy Savings Guide

Three weeks ago I had a variable speed pump installed to replace my old single-speed unit, and I'm worried I might be creating a safety hazard by running it incorrectly. The installer didn't give me clear guidance on what RPM settings to use, and now I'm concerned that running it too slow might not be circulating chemicals properly around my pool where my young children swim daily. Is it dangerous if the water isn't moving fast enough to distribute chlorine evenly? I've been experimenting with different speeds but have no idea if I'm putting my family at risk with poor water circulation or wasting energy by running it too fast.…more

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Pump Problems Medium 2-3 hours for replacement 345 👍 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 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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Salt Water Medium 45 minutes 971 👍 2

How Salt Water Pool Systems Work: Complete Guide 2026

Despite my pool guy insisting I need to understand salt water electrolysis to maintain my system, his overly technical explanation makes me think he's overcomplicating things.
Specifically, what happens at the cellular level when salt water passes through the system? How does dissolved sodium chloride get converted into an effective sanitizing agent, and what role does electrolysis play in this conversion process? I want to grasp the complete operational mechanism before investing in this technology.…more

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Filters Easy 10 minutes 243 👍 0

Do I Need to Backwash My Pool Filter? Complete Guide

Our pool filter pressure started as slightly higher gauge readings last month but now it's climbing so dangerously high I'm wondering what specific indicators tell me when to backwash.

What are the key signs I should monitor to determine when backwashing is necessary? Are there different procedures for different types of filters, or does the same process apply across all filtration systems?…more

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Filters Medium 15 minutes 641 👍 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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