TECHNIQUES

Natural swimming pools (NSPs) garner interest in North America

A natural swimming pool (NSP) or pond is an engineered system comprising a contained swimming vessel and a constructed wetland. The constructed wetland may be integrated with or separated from the swimming vessel. Water purification and clarification is achieved entirely via the use of biological filters, hydroponically rooted aquatic plants, and the balanced ecosystem contained within the wetland, without the use of any chemicals or devices that disinfect or...
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CASE STUDIES

Hot tub cover specifications

Replacement hot tub covers are custom made and not stocked by manufacturers the way they are in retail stores, which is why it is extremely important that specifications are accurate when orders are placed. Cover manufacturers rely on getting all the details when a product template is not available. Otherwise, the customer could...
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IN THE NEWS
EXPERT ADVICE

Empowering public health inspectors to enforce regulations

Public swimming pools and hot tubs are an important source of healthy recreational activity. There are an abundance of these facilities in Canada, and Ontario is no exception. Swimming is one of the best forms of aerobic exercise—a swimmer uses multiple muscle groups, it is easy on joints, and it strengthens the heart. A few minutes in a hot tub can relax tense muscles, ease stress, and be a great source of enjoyment.
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EXPERT ADVICE

Advice on how to handle off-season water quality issues

Spring can be an exciting time for pool owners. Everyone looks forward to opening the pool and another season of making many family memories. However, pool opening is often quite stressful—especially for maintenance technicians new to the job—as problems may arise that were not anticipated and, in some cases,...+ Read More
CASE STUDIES

Project Spotlight: Diamond Spas (2011)

The installation of a custom-fabricated stainless steel spa, complete with a unique water-well feature, by Diamond Spas in Frederick, Col., instantly brought warmth to the client’s three-storey courtyard by transforming the...
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