Yates
Dave Yates: Contractor’s Corner

Dave Yates: Winterizing buildings

Dave Yates
I have far too many memories of freeze damage in "winterized" homes where the winterizing procedure consisted of shutting off the main valve, opening a basement drain in the potable …
Chapman
Columnists

Kenny Chapman: 4 easy steps to navigate change

Chapman
Kenny Chapman
I’ve been around a little while, my friends, and I’ve had to adapt to change throughout my career.  …
Holohan
Dan Holohan: Heating Help

Dan Holohan: How to size a condensate pump

Holohan
Dan Holohan
Most manufacturers rate their condensate pumps in square feet EDR.  …
Siggy
Columnists

John Siegenthaler: Combining heat pumps with buffer tanks

Siegenthaler
John Siegenthaler, P.E.
Whenever a hydronic system is divided into several zones, it’s worth considering a buffer tank between the heat source and distribution system.  …
Innovationawards
Plumbing News

Caleffi, Viega win 2021 AHR Expo Innovation Awards

Submissions were collected over the summer and then reviewed by a panel of third-party judges made up of distinguished ASHRAE members. Entrants are evaluated based on overall innovative design, creativity …
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Business Management

Al Levi: Do what’s in the book

200x200 7power blog
Al Levi
The conversation typically goes like this: The owner tells me, “Al, I don’t know if I can get buy-in here for the operating manuals.” …
Gf nov 2020 glitch
Radiant & Hydronics

The Glitch & The Fix: Share, and share alike

An installer is asked to pipe up two larger commercial air handlers supplied by a dual boiler setup.  …

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