Solar pool cover

Oct 8, 2013
2
We've had our AG pool for 4 years and are considering buying a solar cover mainly to use in early spring and early fall when the outdoor temperature is warm enough to swim but the water is too cold (i.e., this past week, the outdoor temp has been in the mid 80's, but the pool temp is mid 70's). Our pool is in direct sunlight most of the day. I'd like to know how a solar cover works. I've read too much on the web, and am confused above when to place the cover on the pool. Any help would be appreciated.
 
Welcome to TFP.

Solar covers are great at retaining heat at night due to heat loss from evaporation. They will raise temp slightly during the day if the air and water temp are about the same and it is a sunny day. It's better to leave the cover off if it's a nice hot sunny day.

Don't waste your money on the thicker ones. An 8 mil is just fine. I use a clear one.
 
:wave: Welcome to TFP!!!

To add: Assuming there is no wind and you do not have very low humidity, you get the most heat added to the pool when the sun is shining on it with no cover. If you have a breeze or live in the desert, having the cover on even in the sun may add/retain more heat than if you did not have a cover. Their main benefit is reduced heat loss due to evaporation. They will not raise the pool water above the high air temp. The water temp will generally settle around the average of your high/low air temp and the cover may help it maintain a temperature little above that.
 
I'm brand new to the site and am enjoying all the information. I think a "solar" cover is in order STAT. I just also moved to Casa Grande, AZ...hence my interest here as the new home has a pebble tec pool. The pool temp is down to 73 while daytime highs are low to mid 80's but nighttime lows hover around 50. Would a cover help hold in enough heat to make the pool usable? I've got family coming soon and would love to use it when they're here. From what I've read so far there's no sense in going fancy but if you'll tolerate just one stupid question...lol. I checked "In the Swim" and they advertise a 16mil "ultra clear" that boasts a better transfer of "captured" heat to the water due to some "aluminized" layer and better heat retention. It's $235 where a 12mil clear (thinnest they offer in my size) is $159. Should I fall for the hype and spring for the extra $75? It claims a potential 18 degree difference where the clear one claims 15. Hahaha...reading what I've typed I think it's an easy call.

Thanks
 
The only thing I can say about these solar covers are that they are a nuisance to take off and put on. If you have a nice rectangular pool, the roll up spooler works great (if you are cautious), but they are not really attractive looking. Kidney or odd shaped pools can be a bit more tricky and often require two people to help roll it up. The other problem is the collection of leaves combined with rain water laying on the cover (think rot!) when it is too cold to use the pool (remove and store cover when that happens).

If I lived in AZ, I think I would consider solar panels when the budget permitted such an installation. :)
 
I would go cheap as you can find if you are going to get a cover. I have found them to be more trouble than I deem them worth. Any dirt/dust/debris that collects on them ends up falling into the pool when you try to take it off ... unless you try to clean it off first directed toward the skimmer (which in theory could help).

I have a big solar array and we find that our water is already cooler than we would like. Sure the cover would help, but once the kids are in school it seems like the usage drops dramatically.
 
Thanks, I went ahead and ordered the clear one. I do want to install a solar heating system but it's going to be a little while before I can free up the budget enough for that. Maybe in time for spring I hope.
 
BunnMan said:
Thanks, I went ahead and ordered the clear one. I do want to install a solar heating system but it's going to be a little while before I can free up the budget enough for that. Maybe in time for spring I hope.
FYI, there are a lot of used solar panels for sale in Phoenix. You take a small risk as to whether they have leaks, but they are a LOT cheaper. This is what I did and my array ran me around $1200 (should have been less, but had to buy missing parts) instead of closer to $5k
 

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jblizzle said:
I would go cheap as you can find if you are going to get a cover. I have found them to be more trouble than I deem them worth. Any dirt/dust/debris that collects on them ends up falling into the pool when you try to take it off ... unless you try to clean it off first directed toward the skimmer (which in theory could help).

I have a big solar array and we find that our water is already cooler than we would like. Sure the cover would help, but once the kids are in school it seems like the usage drops dramatically.

I have a neighbor who used his cover about 6 times and found it to be such a PITA that he just gave it to me. I layed it out in the driveway and cut 8 foot circular sections out to use on my spa. That was 4 years ago and I still have a couple of unused sections. For the spa, I can usually get about 1-1/2 years out of them before it starts delaminating and I get little blue pieces in the filter.

Even used as a spa cover, I find I have to remove it every week and hose it off.... and if I am not careful I end up dumping a few leaves and debris in the tub. Soon, I'll be buying some tubular solar water panels (maybe next Spring).
 
BunnMan said:
Thanks jblizzle. I assume CL would be the place to start when I'm ready?
That is where I found mine ... 11 4'x12.5' Heliocol plus controller for $600 {should have paid less since so much of the mounting hardware was missing ... which I did not realize at the time. And Heliocol parts are hard to get for DIYers}

There is another guy/company? I have seen that is constantly selling the panels for around $75 each.
 
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