Variable-speed pump economics

When a service professional tells a swimming pool owner they can cut energy costs by installing a variable speed pump (VSP) they become interested. However, when they tell them the pump will operate two-to-three times longer than an average pump, they are...
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Dealing with nitrates

When a customer brings in a water sample complaining about an algae problem, pool and spa professionals must ask themselves which chemical parameters to include in the subsequent test. If their answer does not include testing for nitrate nitrogen, they could be...
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Automatic chlorine generators

By Ray Denkewicz

Ten years ago, less than five per cent of Canadian and U.S. inground pool owners had heard of salt chlorination; fewer still (less than one per cent) had salt chlorination systems installed on their pools.

However, in the U.S. today, there are an estimated 1.3 million...

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