TREAT. YOUR pool, ‘water right, ‘

and your pool will treat you right

— iby providing « - endless oppor-
: tunities. year” after. year, for family
fun} recreation and entertainment.

2 reating., “your, pool ; water ©

“today” requires far. less time than it

- used to,. thanks to the wide variety

eons to! the: Canadian | Spa 7

| Association; n (CANSP A)

tors will ‘dispense the pro".
per'amount of disinfectant into the.
‘as'needed. Test. kits: Simplify :

requirements of the water...

And atitomatic cleaning devices

‘take. the © elbow... grease” ou eae

forms, characterized by. ‘the colors
green, black and ycllow. —

Green, algac may ‘appear as a
greenish s “mould in the water or as a
slippery. green layer on any surfacc
of the pool; .Black and yellow algae

are considerably more difficult to .::

climinate ‘than the green and can
“appear most anywhere in the pool.,

To control: alg CANSPA
suggests: ~ a
ee “Maintain ‘the. water’
“tween’7. 2and 7.4.0 °°"
“© If ‘algae: appears, shock treat
the:-pool . with ° super-chlorinator.
After. it thoroughly dissolves ‘and

PH, bee

circulates, brush algae spots: and *

deposits briskly..Keep repeating as
-often as necessary to help the chlo-

“rine attack. the Temaining growth?

9 Jf aigae..is so resistant: that
routine: procedures: do: not remove
» contact a° qualified pool profes-
sional. A. jocal* member” of

: CANSPA ‘will be aware. of unique
“local conditions which” may: pro-”

A‘. CANSPA: pool ’

maintenance company, can rid ‘the:

mote’ algac.

pool of -algac and offer advice on

how to keep it out.

- washes into the water are.

- react © ;
chloramines,.
pounds form sulfides which. lower |

pH.

any. of =~ different factors. ° If
the cloudiness is greenish, the
pollutant is probably algac. [f the

‘cloudiness is not greenish, it could ;

result from inadequate fi filtration or

“high pH.

“Although ain water is ‘not a
pool pollutant, the--clements it
Rain
falling’. through . smog> may.. wash
nitrogen or. sulfur compounds into
a pools :

~The nitrogenous
“with: chlorine . to: ‘form
and | sulfur com-

af

adjusted ° after’ heavy. rain ©.to

climinate chioramines and chlorine
. odor.

Thinking... 0g
OUTDOOR LIGHTING

Cloudy water: can be cauied by -

r chemicals

A strong chlorine odor,j ¢ actual-

ly caused by too little ehjorine and .
‘is usually ‘a

war _ that

in the:

“from perspiration washing off.
swimmers,. fertilizer. or at-
mospheric pollution. -.

- The* effects from: chloramines “

components ‘

A pool should always be check-.
ed and. the. chlorine and pH levels

chloramines are pregent
water. Chloramings. (chlorine-

are usually. burning eyes and: skin
nitrogen compounds) can develop : wt

irritation. :

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- Vancouver, B.C.) (604) 261-3555 .
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