pH down works by slowly neutralising some of the alkaline substances that cause a high pH in pond water.
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FLAT RATE $9.95 SHIPPING
500 litres per hour
The Oase OptiMax range is quiet and robust, with an adjustable flow rate, which can be easily and variably adjusted, extremely powerful and reliable. Ideal for efficient water circulation or for operating an aquarium filter. Thanks to the optimised rotor design, the pump runs extremely smooth and has a long life span.
|Model||Dimensions (L x W x H) cm||Flow Rate (l/ph)||Head Height (m)||Thread Size||Power||Dry Install|
|OptiMax 500||5.5 x 4 x 6 cm||500 l/ph||0.8m||12mm||5W||NO|
|OptiMax 1000||8 x 5 x 9 cm||1000 l/ph||1.3m||16mm||12W||YES|
|OptiMax 2000||14 x 9.5 x 14 cm||2000 l/ph||2.4m||16mm||31.5W||YES|
|OptiMax 3000||14 x 9.5 x 14 cm||2800 l/ph||3m||16mm||55W||YES|