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56 votes

Alarms on Doors that have Access to a Pool

Not the answer you are looking for, but: Loud Alarms are What You Really NEED Assuming that the premise is a sound one, that people need to be warned of unexpected/unauthorized entrance to the pool ...
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48 votes

Alarms on Doors that have Access to a Pool

Ask your insurer and defense lawyer Lawyering on whether this rule is really a mandate is probably a waste of time. It's a "best practice" and one easily implemented. Which will create civil and ...
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35 votes

Heat large pool with electric via solar panels?

PV panels are ~15% efficient. Hot water panels are much more, and probably much cheaper. Way more efficient to just heat the water, rather than convert to electric and then to heat. Maybe with the ...
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28 votes

Can a freestanding pool's poles be cut to accommodate sloped concrete?

Yes, you probably could shorten the poles on the higher side. This might level the top edge of the pool*. However, think for a minute about what you're asking. The bottom of the pool is sloped to ...
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  • 107k
21 votes

Alarms on Doors that have Access to a Pool

Based on your link, I'm assuming you live in Florida. The relevant statutes are 515.29 Residential swimming pool barrier requirements and 515.27 Residential swimming pool safety feature options; ...
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  • 311
17 votes

How to get rid of mosquitos in swimming pool standing water

Mosquito Dunks are a doughnut shaped product for exactly your problem. They contain a bacterium toxic to mosquito larva but not toxic to humans, pets or birds. They will only kill larva. Any adult ...
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16 votes
Accepted

How can this pool heater gas line be disconnected?

You are looking at a union, with an elbow to the left and a valve to the right. Put one wrench on the biggest "nut". Put the other wrench on the smaller "nut" immediately to the right of it - you'll ...
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  • 139k
15 votes

How to get rid of mosquitos in swimming pool standing water

Copper metal. Copper discourages mosquito larvae. I used to think that the copper was directly toxic to the larvae but experiments showed this was not so - adding copper (as metal; a piece of pipe) ...
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  • 5,998
14 votes

How can this pool heater gas line be disconnected?

...natural gas...   ...I'm not sure what the different parts are here... Those two statements together equal "call a gasfitter". Removing the appliance will leave the gas line unsupported, and ...
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  • 141
13 votes

Heat large pool with electric via solar panels?

This has already been said in one answer - but I want to say it again so that it is very clear. Generating electricity from solar only to then turn around and run electric heaters for the pool is not ...
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  • 61.9k
13 votes

Can a freestanding pool's poles be cut to accommodate sloped concrete?

The problem with cutting the poles is that the liner that goes inside won't fit like it's suppose to. Where the "shorter" poles are, part of the sides of the liner will be on the bottom of ...
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  • 57.4k
12 votes
Accepted

What is the cheapest way to build a temporary pool?

How about you did a 4'x6'x2' hole and then get a 12'x16' waterproof tarp and lay it in the hole. Make sure the neighbors know you're not burying someone. See picture of waterproof tarp below.
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  • 57.4k
11 votes

How to get rid of mosquitos in swimming pool standing water

It is a salt water system, and the pumps & chlorinator obviously cannot be operated with the water drained to this level. Just in case you're not aware, the salt water isn't what keeps your pool ...
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  • 20.8k
11 votes
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How to get rid of mosquitos in swimming pool standing water

First point : Chemical warfare is the tool of last resort for pool maintenance. Sometimes you end up in a crisis and you need to deal with it, but if you look after the pool correctly it should be ...
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  • 1,384
10 votes

Heat large pool with electric via solar panels?

How much energy do you need? In four months you spend $7500, so assuming you heat using natural gas, that would indicate a consumption of about 19,000 cubic meters. At 10.8 kWh per cubic meter, we're ...
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  • 267
9 votes

Safety Cover for Decommissioned (Empty) Swimming Pool

If you are really decommissioning it, a truckload of stone (or multiple truckloads of stone) will do nicely and comparatively inexpensively. Ain't nobody going to fall into it or drown in it. If you ...
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  • 139k
9 votes

Safety Cover for Decommissioned (Empty) Swimming Pool

Probably the easiest method to deal with a swimming pool that is taken out of service and not deconstructed is to fill it up with dirt after opening large holes in the bottom for drainage. Leaving a ...
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  • 61.9k
8 votes
Accepted

Can I rejunvenate a rubber o-ring?

O-Rings are (or should be) cheap - if they are not, try to establish exactly what size they are and shop around; you should be able to find them for a pretty low cost, and replacing them is the right ...
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  • 139k
8 votes

Heat large pool with electric via solar panels?

You have a pretty big pool by residential standards but I still am surprised it is costing you that much... almost $2k per month! Assuming a price of $.90 / therm (average in the NY area, according ...
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  • 13.7k
8 votes
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Inserting probe into pressurized water pipe

The usual way is to use a T with the middle outlet being vertical: With a proper fitting, you screw this hollow adapter in. Ecnerwal says in a comment it is called a "thermowell". Fill ...
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  • 7,278
7 votes

How to access the ceiling over an indoor swimming pool

Might want to check with your local equipment rental companies as they may have, or know where to direct you to get a transportable Cherry Picker. These machines are not as easily transported as a ...
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6 votes

Water logging in demolished pool area

The contractor should have busted up the top of the pool sides and cracked the concrete basically everywhere else. I have filled a few pools. We jackhammer the crap out of everything. There are ...
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  • 46.3k
6 votes

Safety Cover for Decommissioned (Empty) Swimming Pool

May not suit your needs, but if you could find a trampoline just smaller than the pool, it can be fitted and secured to the concrete. That way bouncers (trampoliners?) could get on without having to ...
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  • 7,553
5 votes
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Pool pump wiring - 115v motor okay with L5-20 125V 20A Receptacle?

1) American house-current power is commonly described as anything from 110VAC to 120VAC.(Similarly, the higher voltage obtained by using both phases is called everything from 220VAC to 240VAC.) I ...
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  • 16k
5 votes
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Massive Pool Leak

A drop of 24 inches in the water level is a definite indication that your plumbing or the pool shell is compromised. First step is to notice if the water level continues to drop while the pump is ...
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  • 10.8k
4 votes
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How long can a concrete pool stay without the water?

Depends on where the natural water table is and how much pressure it can put on the pool (which is a function of the porosity of the earth immediately surrounding the pool). If you know the bottom is ...
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  • 2,539
4 votes

Metals in pool turn water green after adding shock, what's the solution?

There are several independent variables to manage in a swimming pool or hot tub: pH balance halogen balance calcium hardness total dissolved solids Nearly everyone is aware of pH balance, but what ...
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  • 12.1k
4 votes

DIY Diving Board

Normally a wooden springboard is a laminate of some kind to provide the necessary springyness. It would probably be far easier to buy a board than to make one. If you do want to make one I suggest a ...
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  • 6,669
4 votes
Accepted

How should I level the ground for my above ground pool?

You should dig down on the high side, instead of building up the low side. Or build up the low side in a more sound manner, though that will likely cost more than $100.
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  • 129k
4 votes

Why is the water in my freshly filled above ground pool green?

If you get a bag or 2 of shock treatment it will help knock the algae out. This time of year I find the toughest to keep my pool clean as the water is warming and it gets away fast shock treatment ...
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