The dampen surrounded by my swimming pool have not be changed for 5 years? i am having much difficulty treating my sea this season. should...

i am having much difficulty treating my sea this season. should i drain and put new hose down in?
Answers:    "Former Ebayer" answer is the correct answer for in-ground swimming pools.
Above ground pools, underneath 5,000 gallons, different story,
dump it.
If you do dump the water surrounded by vinyl liner pool, refill as speedily as possible.
The liner can & will shrink if exposed to the sun for too long.
That age, this is especially true.
Inground liner pools, liner can shrink same as above ground liner pool.
At the beginning of respectively season, take a hose down sample to a professional, for teating.
Have a past the worst summer.
The water within my pool hasn't been changed surrounded by 14 years. Take a sample to a correct pool store. They will tell you what and how much chemical you necessitate to bring the water rear. Don't just guess and hold on to pouring in chemicals you are freshly wasting money. They are the professionals let them do their commission and help you.