outdoor
Below 7 staining can occur, above 7.6 sanitisers
interferes with sanitiser performance.
and circulation efficiency.
don’t work, algae blooms nicely and scale
Stabiliser Balance: The level of stabiliser in
Total Dissolved Solids (TDS): The amount of
formation is promoted.
the pool. Ideal range is 30-50ppm. Overuse of
suspended chemical and other material in pool
Sanitiser: A chemical that kills germs in
stabilised chlorine leads to imbalance and poor
water. High TDS interferes with chemical action
pool water. Usually chlorine, but there
sanitation. High stabiliser levels are known as
in the pool.
are others. Adequate sanitiser levels
chlorine lock.
Oxidation: The process whereby dissolved
ensure a healthy pool.
Aimflow: The jet where water returns to the
organic material like body fluids, oils are
Shock treatment: A large dose of sanitiser
pool form the filter.
destroyed or “burnt up”. Chlorine is a powerful
applied when pool is stressed due to increased
Weir: The suction point where water exits pool
oxidiser.
chemical demand, weather or heavy bather
to go through the filter (where the pool hose is
Total Alkalinity (TA): A scale measuring the
loads. Must be done weekly to assist normal
plugged in).
ability of the water to resist big changes in
sanitiser osing and ensure pool is hygienic.
Multiport valve: Handle on a sand filter
pH, known as pH-bounce. Ideal range is 80-
Algae: Algae is a plant which loves high pH
that directs the flow of water through the
120ppm.
levels. Not dangerous but unsightly, easily
circulation system.
Free chlorine: Not all chlorine in water is
controlled by adequate sanitiser levels and
Filtration: The process by which dirt, leaves
free to perform its intended function. Only
correct pH.
and other material is removed from pool water.
free chlorine works. Incorrect pH, suspended
Stabiliser (Sub protection): Ultra violet rays
Sand filters are the most common.
dirt and excessive stabiliser levels can inhibit
destroy chlorine. Stabiliser holds onto chlorine
Suction leak: A point where air is sucked into
the availability of free chlorine. Ideal range is
to protect it from the sun, but too much
the filter system. Suction leaks reduce filtration
1-3ppm. HA
THE grEEn ligHT
100 yeArS
FOr grEEn HOmEs.
Whether yOur cOnSumer iS nurturing A SmAll indOOr gArden Or An OutdOOr pArAdiSe,
We hAve the perfect AcceSSOry fOr their every greening need.
POURS AND SPRAYS
SPRAYBUDDY
MULTI-COLOURED AND DURABLE
ALTO POTS
POT COVERS
1.4l WAtering cAn
30cm & 37.5cm
14cm, 16cm & 20cm
Our Spraybuddy combines the spout of
a watering can with a trigger spray to
create the ultimate watering accessory.
Addis’ Alto pots are tall and sturdy,
rotationally molded and stylishly
designed for tall plants, herbs and trees.
Our Addis pot covers are suitable for smaller
plants and are bright, light and made of
plastic, so water won’t leak.
Addis is a division of USABCO Pty (Ltd). Quality South African manufacturing for 100 years.
+27 21 917 2000
info@usabco.co.za
www.addis.co.za
HARDWARE AFRICA 2013
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