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As the Big Freeze ends, everyone will survey the post apocalyptic landscape of damaged equipment and there will be a huge and desperate scramble for replacement equipment. Begin to figure out what you will need and begin to get it on order before the current stock is depleted.

What is Carbon dioxide consumption reduction chemical balance?

Indoor High use pools tend to be difficult to manage. What is the best way to manage an indoor high use pool?

April 8, 2024, a total solar eclipse. https://solarsystem.nasa.gov/eclipses/2024/apr-8-total/where-when/

According to a press release, Pentair, Hayward and Jandy will merge into a single company called Penwarddy or Janwardtair. All products will be merged into a single line.

I Hope everyone had a great Valentine’s Day. I bought one of those giant Mylar “Happy Valentine’s Day” balloons two days ago and it got away from me, so I had to buy a new one. I hate it when that happens. I hope it didn’t cause any problems.

Variable speed pumps have a maximum speed of 3,450 RPM because the pumps are mostly just the same pumps as the original single speed pumps with a variable speed motor. These pump designs are decades old and based on system designs that are no longer relevant. The larger VS pumps can get up to...

There are several Pool Service Franchises as well as more than 100 home service related franchises that do almost any type of home service. What is anyone’s opinion about home service franchises? Do you use any, and if yes, which ones? Does anyone own a service franchise? If yes, why did you...

A recent thread shows how a business stole money from customers: https://www.troublefreepool.com/threads/pool-contractor-in-houston-charged-with-theft-of-150-000.249063/ The question is: What due diligence did the homeowners do, if any, and would it have been enough to protect them? Here is...

Test Track.

How about a PoolMath article in Pool School, or a Wiki page or a video? https://www.troublefreepool.com/blog/poolmath/

Never mix different chemicals together. Mixing different chemicals can create very dangerous, toxic and explosive results. Mixing calcium hypochlorite with anything is one of the most dangerous types of mixtures.

Here are some ideas that Pentair can use to upgrade the Intellichlor with a software update. 1) Display the cell temperature in the Automation diagnostics. 2) Display volts and amps 3) Allow user to tell the software to ignore the cell temperature and use the system temperature when the cell...

Why are the pictures blurry until you click on them? That makes it harder to go through the posts quickly.

For people who are losing power, how many have backup power? What backup power do you have? Do you have solar, natural gas or what? Who plans to get backup power and what do you plan to get? Do you have or plan to get a battery wall? With so many people working from home, people can’t...

Pentair could create a system curve generator for their IntelliFlo VSF paired with IntelliCenter. The pump could run a program where the pump runs at several different speeds and records the flow and head loss. Then, with enough data points, a system curve is generated on the IntelliCenter web...

In my opinion, they should make a line of variable speed pumps that are limited to 2,500 rpm. The big benefit would be that they could install a larger impeller for the same horsepower. This would allow the pump to be run slower for all flow rates. The main difference would be that the pump...

I found out where the scam products for pools come from. They are generated by an A.I developed by computer chip maker Nvidia called StyleGAN. They first use the site below to generate a fake chemical and then they populate the company with fake people from the next site...

https://www.nptbackyard.com Interesting site for pool design.

TDS as a measure of water quality has limited value. It can be somewhat useful in certain cases, but you have to know how to understand the tests. For one thing, many contaminants will become a problem well before they would cause a significant increase in the TDS. Metals will cause...

Halloween will be on a Friday the 13th this year. So, extra scary. Everyone please be careful.

Who is the Ideal Service Person? Part of the reason this website exists is to help people take care of their own pool. And, part of the reason for the need is that it can be difficult to find good service people that we can trust to do things right for a fair price. Many people here have had a...

Measuring power usage for SWGs topic created from a side topic from this thread. Pump run time/SWG output If using a wattmeter to measure power usage of a SWG, the voltage needs to be correct for the meter to match how the SWG is wired. The watts measured should be close to what is...

Happy singles' day to all of our Chinese friends.

The James Webb Space Telescope (JWST) is due to launch in a little bit over a year. It should be pretty cool. It should be able to see hundreds or even thousands of miles into space, so who knows what we might see.

A pool has 3 independent fill lines. One can fill the pool in 7 hours, one can fill it in 12 hours and the third can fill it in 19 hours. How much time would it take to fill the pool using all three fill lines simultaneously?

My opinion is that there is no acceptable fix for a cracked filter. Does anyone have any methods that they think would provide a good fix?

Watch Full Episodes Online of NOVA on PBS | S44 Ep10: Poisoned Water This video is a good example of how important water quality is and how much poor quality can affect people's lives. It also shows how people who are responsible for water quality can get things very wrong.

There is an IntelliFlo pump called intelliflo vsf model number 11056. I think that it might combine the functionality of the vs and vf in one pump. It doesn't seem to be available anywhere. Does anyone know about this pump?