2010/9.2, September 22 — Moisture in Concrete, French Drains, Suction Entrapment and more

September 22, 2010

WATERSHAPES.COM

FEATURE ARTICLE

Testing Concrete for Moisture

‘The manufacturers of overlays, microcoatings, sealers and specialty coatings set moisture tolerance limits for their products,’ notes David Thompson, contributing writer for Concrete Decor magazine. ‘Ignore those limits and all bets are off that the coatings will perform as intended.’ Thompson explains the calcium chloride and relative humidity tests for moisture in concrete. [more]

LESSONS LEARNED

French Drains the Right Way

In this installment of his ‘Lessons Learned’ series, Scott Cohen examines what can happen when French drains are installed improperly — which, he says, they frequently are. According to Cohen, “The consequences of this error can range from the cosmetic to the structural.” Read this piece to learn the simple, effective answer. [more]

CELINE DION’S PRIVATE WATERPARK TICKS OFF THE NEIGHBORS [more]

INTERVIEW

The Ultimate Solution for Suction Entrapment

As the effects of the Virginia Graeme Baker Pool & Spa Safety Act are being felt throughout the watershaping world, WaterShapes interviews Dr. William N. Rowley about the issue of suction entrapment. Among other things, Dr. Rowley proposes a radical solution to the problem that is bound to make sense to some and anger others. [more]

BOOK NOTES

Watershaping and the Issue of Trust

WaterShapes book reviewer Mike Farley contends that trust is ’a distinctly elusive quantity in the world of watershaping“ — a view that caused him to explore how trust impacts people’s professional and personal lives. The result of his quest? An installment of his ‘Book Notes’ column on The Little Teal Book of Trust by Jeffrey Gitomer. [more]

JOIN THE DIALOGUE

The Ultimate Solution for Suction Entrapment

Should the watershaping industry solve the problem of suction entrapment by ending the use of main drains in pools and spas? That’s precisely what Dr. William N. Rowley, who has studied the issue for more than three decades, proposes in his interview in this WaterShapes EXTRA! What do you think? Please comment at the end of his interview!