On a military base in east-central Alaska — where the average winter temperature is 16° F with lows that fall well below minus 50° at times — dependable, low-maintenance winter heating systems are critical for the active-duty military families and Department of Defense civilians who live on the military post.
Over the past 60 years, plastic piping materials have evolved from a new alternative to the material of choice for building and construction applications such as hot- and cold-water plumbing distribution, fire protection and mechanical systems like hydronics and chilled water.
The United States is failing, according to the American Society of Civil Engineers (ASCE) 2021 Infrastructure Report Card. The nation’s 2.2 million miles of underground pipes delivering clean drinking water is aging and underfunded.
“Drain carry” is a catchy term for the more technical phrase “The Drainline Transport of Solid Waste in Buildings.” Plumbing contractors and drain-line specialists will understand the challenges associated with clogged drains better than anyone since they are the ones who get the calls and see what gets put down the drain.
PM Engineer did a quick spot check with a few valve manufacturers to get their take on the commercial/industrial landscape heading into the new year and beyond.
Though the COVID-19 pandemic is far from over, most of our nearly 100,000 public schools across the country have opened full-time again to ensure a sense of normalcy for both children and their parents.
ASHRAE’s Winter Conference will be held at Caesar’s Palace, Las Vegas, from Jan. 29-Feb. 2, while the 2022 AHR Expo will take place at the Las Vegas Convention Center Jan. 31-Feb. 2.
After taking a year hiatus due to the COVID-19 pandemic, the 2022 AHR Expo will return in-person Jan. 31 — Feb. 2 in Las Vegas. ASHRAE’s Winter Conference — a joint in-person and virtual event — will be held during the same time, from Jan. 29 — Feb. 2, at Caesar’s Palace.
Heat pumps move heat from low-temperature sources to higher temperature loads. There are many types of heat pumps, but they all perform this basic thermodynamic mission.