This stuff is tricky when you can't see what going on. Are you sure the new multiport is plumbed round the right way?

Water seeks it's own level, so once you have equal water in the pool and water table there will be no movement
When they replastered was water coming...

I'm going to try putting the solar cover on after the non-chlorinated winterizing chemicals and then the winter cover. Hope it works well!

You have a suction side air leak check your pump basket lid O ring and lubricate it with silicon grease also the drain plugs on the pump. Failing...

Melissa, can you give more info about your pool and location? This will help us give more apt suggestion.

Just keep your numbers in check to prevent an algae bloom and cover to prevent debris going in
Run for just an hour to circulate the chlorine round...

Forget the TA for now and get some stabilisor and chlorine in ASAP otherwise you will soon have an algae pond
Use Pool Levels to determine what level...

Hello,

If you are thinking of closing the pool winter then you can follow some steps such as you need to add the winter chemicals before covering...

Hello,

According to me, You should use liquid chlorine or algaecide to remove the nasty yellow-green water. It cleaned your swimming pool perfectly....

I liked the idea.

Liquid chlorine is bleach (sodium hypochlorite) strengths vary but can be adjusted using pool maths
You should never lower pH to make the pool water...

A little air is no problem. Other than aerating and causing your pH to rise
A lot of air can cause the pump to lose prime, when that happens and the...

You can install a pool fence for added safety.

When closing your pool, do check the pool fence. It will help in keeping unwanted guests away.