Leading boiler manufacturer advances renewable energy with cleaner, greener heating solutions.
September 21, 2025
Weil-McLain has announced its Ultra Oil, WGO, WTGO and SGO residential oil boilers are now certified to run on 100% biodiesel (B100), thanks to collaborations with R.W. Beckett and Carlin Combustion.
Plumbing and HVAC contractors navigated a year of challenges and opportunities, with rising demand for energy-efficient systems amid labor shortages. As we look to 2025, growth is expected in commercial sectors like data centers and healthcare, alongside increased home repairs. The focus on sustainability and technology will drive innovation in the industry.
This updated edition introduces groundbreaking advancements in building design and sets ambitious goals for energy efficiency, greenhouse gas (GHG) reduction, and indoor environmental quality (IEQ).
The author reflects on a recent trip to South America and Antarctica and discusses the topic of identifying back-feed potentials within domestic hot water risers, drawing from an article by Miles Ryan, PE, about typical issues found in high-rise residential buildings.
Various market forces and trends can influence the decisions plumbers and engineers make regarding those materials and designs. Here are five that should be considered in the coming year.