NSF P181-4: Residential Portable Electrical Spas
The word “spa” is thought to originate from the Belgian village of Spa. During Roman times, the village became well-known for its warm mineral springs,…
ASME A112.19.17-2010 (R2023): Safety Vacuum Release Systems
The largest pool in the world is in Algarroba, Chile. It holds 66 million gallons of water, stretching 1,013 meters (over 3323.491 feet) long and…
NSF/ANSI 50-2024: Equipment and Chemicals for Swimming Pools
Pools are as inextricably linked with summer as the beach, barbecues, vacation, and the hot sun. NSF/ANSI/CAN 50-2024, both an American National Standard and a…
ASTM F1346-23: Pool Safety Covers
Besides offering energy savings, pool covers also conserve water by reducing the following: the amount of make-up water needed by 30%–50%, the pool’s chemical consumption…
ISO 25649-1:2017—Floating Leisure Articles In Water
The history of today’s inflatables began centuries ago when the Romans used animal skin-based contraptions for boats, such as reed rafts, bladders filled with air,…
ASTM F2387-21: Safety Vacuum Release Systems (SVRS)
In Algarroba, Chile, the San Alfonso del Mar resort is home to the world’s largest swimming pool, which has an area of 19.77 acres, holds…
ANSI/ASHRAE 146-2020: Testing and Rating Pool Heaters
ANSI/ASHRAE 146-2020: Methods Of Testing And Rating Pool Heaters has been revised. The Standard for Pool Water Heaters Swimming in water warmed to one’s comfort…
Cryptosporidium: Why Clean Water is So Important
Adequate water treatment is the cornerstone of modern public health, but few take a moment to ask why. Well, it’s pretty obvious—water is the elixir…
Residential Aboveground Portable Pools Standard, ASTM F2666
As summer heat arrives, people turn to pools to cool off. Building a pool in a residential area can be a harrowing process where prospective…