There are related, but not the same. Total Hardness includes hardness from calcium, but also includes magnesium and other metals. Usually, calcium is...

I suggest you get a good test kit, the Taylor K-2006 or the equivalent (and better) kit from tftestkits(dot)com . The chlorine test in this kit is of...

thank you

Well...we gave up on the filter top and have asked Hayward to send a new one - the thing is only about two weeks old and we never vcould get it to...

Thanks Walter,

The next day I vacummed the sand after letting it settle at the bottom, problems seems to be fixed! No more sand collecting, but...

Yes, you can.

Are you sure your outside spigots will be running through your softener? Sometimes they plumb the lines so that outside water is not...

I think switching to liquid chlorine is a good idea.

Shock is a verb, not a noun. In other words you shock your pool with high levels of chlorine...

couple final questions that may help other people too. Just let me know if any of these can cause or lead to algae in my or any pool.

thermal pool...

Add stabilizer. You have none. You should have between 30 - 50 ppm and no more than that. You need about 1.5 lbs to get you to 30 ppm.

Put it in...

I have had two above ground pools in the past and neither swayed with the waves. When you say "Move" and "Sway", how much...

Hi,

Like backglass said...learn how to

use your testing equipment and

you should never have this problem

again.

Now to fix your problem......

Are you filling with well water?

Brown is usually an indication of iron but can be copper in the water.

Have your water tested for metals and...

Sounds to me like possibly the chlorine levels have not been high enough. The description sounds like algae/mold.

Make sure you test your water...

I think I would consult with the manufacturer.

Plaster pool, I take it? I can tell you it's worth it to pay a pro to do it. But if you insist on doing it yourself, below is a site that I found via...

The wide part down. You adjust the pivoting flap to affect the flow from your main drain.

I tried both ways and found that I lost a little more heat when the pump was off for 12 hrs rather than when I was running it for 18 hours... All I...

Okay,
we bought one of those cheap 18 ft by 4 ft pools from Walmart. We filled it up added shock and chlorine tablet that floats around the pool. It...