Radiant & Hydronics

John Siegenthaler: Your customers don’t pay for COPs

The measure of a heat pump’s heating performance is called coefficient of performance (COP). It’s the ratio of useful heat output divided by required energy input, where both the output and input are expressed in the same physical units.

Dan Holohan: When luck fails you

Have you ever had one of those times when you’re trying to figure out some problem and then suddenly the solution comes to you as if by magic?

Jobsite efficiency at the forefront of new PHVAC tool design

Man has been using tools since the dawn of time — or just the Stone Age, really. However, that’s still 2.6 million years of evolution from hammerstones, hand axes and more. Nowadays, plumbers and pipefitters count on their tools of the trade to get the job done and keep their customers happy and healthy.

Deadline to submit proposed changes to 2024 National Standard Plumbing Code (NSPC) is March 1

Proposals accepted by the technical committee will appear in the 2024 NSPC.

Sonnhalter partners with Habitat for Humanity for 12th annual Tool Drive

Sonnhalter is partnering with Habitat for Humanity again for its twelfth annual Sonnhalter Tool Drive. In the past decade, Sonnhalter has raised more than $310,000 worth in donations for the organization. Read More

Uponor North America’s Bill Hooper appointed 74th chair of CIPH

The announcement was made at the CIPH’s 89th Annual General Meeting, held virtually on June 15.

Leonard Valve Co. presents FCL Award to Contact Sales Co.

This prestigious award encompasses the century old heritage of Leonard’s core values as well as performance throughout the year.

NIBCO names new vice president of sales

Joe Choflet will lead the company’s sales efforts for wholesale, retail, specialty, and international.

Rinnai America expands commitment to domestic manufacturing

Rinnai America, a subsidiary of Rinnai Corporation based in Japan, has become the first major tankless water heater brand to have a U.S. manufacturing facility with advanced automation and precision assembly processes, the company notes. Read More

XOi names Amanda Harp senior strategic partnerships manager

Harp is responsible for effectively collaborating with XOi stakeholders to build and maintain relationships and partnerships that drive XOi’s business, increase revenue and expand the company’s brand presence.

Uponor PEX system

Uponor’s lightweight, flexible PEX system brings greater efficiencies and safety to jobsites with a solution that is fast for contractors to learn, easy to maneuver and install, and joins without the need for dangerous chemicals or open flame, the manufacturer explains.

Taco Comfort Solutions ECM circulator

Taco Comfort Solutions’ 007e, 0015e and 0018e ECM circulators are now available in NSF/ANSI 61- and 372-certified stainless steel for domestic water circulation.

Milwaukee Valve reliable valves

Some manufacturers skimp on materials to reduce weight and cost. Those valves may look like Milwaukee Valve’s, but they can fail faster and require more callbacks.