Popular New Calculator Checklist Community Guides Product Guides Live Cams My Pool

Results for "shock-treatment"

464+ Answers 2 New This Week Free
Pool VideosSee all →
Do You Need to Shock Above Ground Pools? Complete Guide
Above Ground Easy 30 minutes 389 👍 1

Do You Need to Shock Above Ground Pools? Complete Guide

I'm wondering if I'm about to waste my money on pool shock for my above ground pool since I keep getting mixed advice on whether it's even necessary. Some people tell me that above ground pools don't need to be shocked as often as inground pools, while others say they need the same treatment. My chlorine levels have been staying around 2-3 ppm with regular chlorine tablets, but I've noticed the water getting a bit hazy after heavy use on weekends.

I'm wondering if above ground pools have different shocking requirements compared to inground pools, or if the maintenance routine should be exactly the same? Should I be shocking weekly during swim season, or is there a different schedule I should follow for an above ground setup?…more
Should You Vacuum Pool After Adding Algaecide? Step-by-Step
Algae Green Pool Medium 2-4 hours including wait time 1,189 👍 24

Should You Vacuum Pool After Adding Algaecide? Step-by-Step

I looked outside this morning and there's this overwhelming musty, swampy stench hitting me from the pool with chunks of dead algae floating everywhere after adding algaecide two days ago. The water looks like a swamp but at least it's not getting worse.

Should I be vacuuming this stuff up now or waiting longer? I don't want to mess up my filter with all this crud, but I also can't stand looking at this disaster anymore. What's the right timing for vacuuming after algaecide treatment?…more
Can You Shock Pool Without Running Filter? Safe Method
Filters Medium 4-6 hours 462 👍

Can You Shock Pool Without Running Filter? Safe Method

Spent years shocking my old above-ground pool without running the filter and it worked perfectly, but now I'm questioning if it's actually safe for this new setup. I need to shock my pool but I'm wondering if I absolutely have to have the filter system running while I do it? The pool store mentioned something about circulation being important, but they weren't super clear about whether that meant the filter specifically or just water movement in general.

I'm trying to figure out if there's a safe way to shock the pool even if my filter isn't running - maybe by brushing or using the return jets? Any guidance would be really appreciated since I don't want to mess this up!…more
How to Use Pool Shock: Complete Step-by-Step Guide
Maintenance Medium 2-3 hours including testing and monitoring 212 👍

How to Use Pool Shock: Complete Step-by-Step Guide

Looked everywhere for guidance on liquid chlorine versus granular shock but I'm still completely lost on the actual shocking process for my pool. The pool store told me to use liquid chlorine and something about raising the free chlorine to "shock level" but I have no idea what that means or how to figure out what level that is.

I've heard it has something to do with my CYA levels? And that I should do it at night? I just want to make sure I'm doing this right and not wasting chemicals or damaging anything. Can someone walk me through the proper process step by step?…more
How to Shock Your Pool: Complete Step-by-Step Guide
Maintenance Medium 2-4 hours initial, 1-3 days total 228 👍 1

How to Shock Your Pool: Complete Step-by-Step Guide

I'm wondering why my pool shock manual says to add it directly to the water when every online guide insists on dissolving it first. The pool store told me I need to shock it regularly, but I'm honestly not sure what that means or how to do it properly. I don't want to mess anything up!

I have a 20,000 gallon pool and I've been testing the water with strips, but I'm not entirely sure what numbers I should be looking for when it comes to shocking. Should I just dump chlorine in, or is there a specific process I need to follow? Also, does timing matter - like is there a best time of day to do this?

Any step-by-step guidance would be really appreciated. I want to make sure I'm doing this right and keeping the water safe for my family.…more
Can You Clean Pool with Bleach? Safe Methods & Alternatives
Maintenance Easy 30 minutes 234 👍

Can You Clean Pool with Bleach? Safe Methods & Alternatives

Every pool maintenance manual I've read says never use household bleach, but my neighbor's been using it for years at half the cost of liquid chlorine. The pool store sells liquid chlorine but it's pretty expensive, and I noticed it's basically the same ingredient as regular household bleach.

Can I save money by using bleach from the grocery store instead? If so, how much would I need to add? My pool is about 10,000 gallons. I want to make sure I'm doing this safely and not damaging anything. Any guidance from experienced pool owners would be really appreciated!…more
Can Pool Chlorine Bleach Clothes? Fabric Protection Tips
Maintenance Easy 15 minutes 132 👍 1

Can Pool Chlorine Bleach Clothes? Fabric Protection Tips

Nobody warned me about how intense the chlorine smell would be around my pool area after adding shock last night. The chemical odor is really strong this morning, and I'm worried about hanging laundry on the nearby clothesline or even just walking around the pool deck in my good clothes. I can practically taste the chlorine in the air. Will exposure to pool chlorine fumes or splashing actually bleach and ruin fabric? My wife is already upset that I got some pool water on my shirt yesterday and now there's a light spot on it.…more
How Long to Wait Before Swimming After Pool Chemicals
Water Chemistry Easy 30 minutes 1,937 👍

How Long to Wait Before Swimming After Pool Chemicals

Apparently I'm standing in my garage staring at three different pool chemicals I added this morning with no clue how long I actually need to wait before diving in. Yesterday I added liquid chlorine to bring my levels up from 1.2 ppm to around 3.0 ppm, and I wasn't sure if we could swim that evening or needed to wait until the next day.

I'm planning to shock the pool this weekend with calcium hypochlorite since we've had some cloudy water issues, and I also need to adjust the pH which has been running high at 7.8. The kids are eager to get back in the pool, but I want to make sure I'm following proper safety guidelines. Do different chemicals have different waiting periods, and should I always test the water first regardless of how much time has passed?…more
Can You Use Pool Chlorine in Your Spa? Safety & Chemistry
Water Chemistry Medium 30 minutes 202 👍

Can You Use Pool Chlorine in Your Spa? Safety & Chemistry

Wondering if I messed up my spa chemistry by adding pool chlorine yesterday to simplify maintenance — the water feels completely different now. The spa gets heavy use and runs at higher temperatures than the pool, so I want to make sure the chemistry requirements are compatible.

Specifically, I need to know if pool chlorine will work effectively in spa conditions, and whether the concentration levels and monitoring frequency need to be adjusted. Are there any safety considerations or chemical balance issues I should be aware of when using pool chlorine in a spa environment?…more
Can You Use Pool Chlorine in Hot Tub? Safety & Compatibility
Water Chemistry Medium 45 minutes 326 👍

Can You Use Pool Chlorine in Hot Tub? Safety & Compatibility

Replaced my hot tub chlorine with leftover pool chlorine yesterday and now the water's still cloudy even though it's burning through sanitizer like crazy. The spa chemicals at the store are ridiculously expensive compared to pool chemicals. I have a bunch of pool shock and liquid chlorine left over from summer - can I just use those in my hot tub instead? I tried using some pool shock last week but the water got really harsh and irritated everyone's skin. My spa dealer keeps pushing their expensive "spa-only" products but I'm wondering if it's just a marketing gimmick. Are pool and spa chemicals really that different, or am I missing something important here?…more
Do You Have to Drain Your Pool in Winter? Complete Guide
Maintenance Medium 3-4 hours 225 👍

Do You Have to Drain Your Pool in Winter? Complete Guide

Finally getting tired of the third round of conflicting advice about draining my pool this winter and I'm done with all the guesswork. I've seen conflicting information about whether complete drainage is necessary or if partial water removal is sufficient for proper winterization.

Specifically, I need to know the optimal water level in relation to the skimmer system and what additional chemical treatments and equipment protection measures are required. What are the technical specifications for winter water levels, and how do these relate to preventing freeze damage while maintaining water chemistry balance during the off-season?…more
Why is my salt water pool turning green all of a sudden?
Algae Green Pool Medium 73 👍 1

Why is my salt water pool turning green all of a sudden?

I just checked my salt water pool this morning and the water looks like pea soup. I know salt pools are supposed to be low maintenance, but I don't have any chlorine readings and I'm not sure if my generator is working or if I need to shock it myself.…more
How Long Can You Keep a Pool Closed? Complete Guide
Maintenance Medium 2-4 hours for winterization 298 👍 1

How Long Can You Keep a Pool Closed? Complete Guide

During winter I'm trying to decide between keeping my pool closed all season to save on chemicals versus opening it and dealing with the constant money drain from maintenance. Every time I go to the pool store they're trying to upsell me on some expensive treatment or service. I'm thinking about just closing my pool for an extended period to avoid all these costs.

Can I keep it closed for longer than just the winter months? What's the maximum time I can leave it shut down without causing permanent damage? I'd rather do the work myself when I reopen it than keep throwing money at these overpriced pool companies all season long.…more
Can Pool Chlorine Make You Sick? Health Effects Explained
Water Chemistry Medium 45 minutes 249 👍

Can Pool Chlorine Make You Sick? Health Effects Explained

Opened my pool this season after adjusting pH levels, switching chlorine brands, and getting professional water testing — but my family still gets red eyes and skin irritation after swimming. We've been experiencing eye irritation and some skin redness after swimming, but I'm also worried about not having enough chlorine to kill bacteria and other nasties.

My latest test results show chlorine at around 5-6 ppm, and my CYA is sitting at about 50 ppm. I've been using liquid chlorine and shocking weekly with calcium hypochlorite. Sometimes the chlorine drops really low between treatments, maybe down to 0.5-1 ppm, especially after heavy use or rain.

What's the sweet spot for chlorine levels to avoid both chemical irritation and harmful bacteria? I want to keep everyone healthy but not sure if I should be targeting higher or lower numbers based on my current CYA level.…more
Do Pools Need Chlorine? Essential Pool Sanitizer Guide
Water Chemistry Easy 30 minutes 212 👍

Do Pools Need Chlorine? Essential Pool Sanitizer Guide

Between my neighbor claiming pools don't need chlorine with proper balance, the pool store insisting it's essential, and YouTube giving conflicting advice, I'm completely lost.

Are there other options besides chlorine? I've heard people mention saltwater pools and UV systems - do those work just as well? I want to keep my family safe but also don't want to over-complicate things as a beginner. What's the most reliable way to keep pool water clean and safe?…more

Pool Saved to Cloud

Your sync code (use this to load your profile on another device):

Write this down! There is no way to recover it if you lose it and clear your browser.
Pool Calculator Free all-in-one dosing tool