High Efficiency Homes

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Housing affordability has declined significantly in recent years. The deterioration in price-to-income ratio has been a key factor, as home prices have risen 53% since 2019, while median household income has risen only 24%. This has notably decreased the share of first-time home buyers in the market, which dropped to 21% in 2025 from 44% in 1981. Over that same time frame, the median age for first-time buyers reached a record high of 40 in 2025 from 29 in 1981. 

Many people still hesitate when they hear the phrase “tankless water heater.” The myths run deep: they won’t work in cold climates, they’re too expensive, they can’t keep up with demand. These misconceptions are fueled by early limitations in the technology and years of hearsay passed along between homeowners – and even some tradespeople.

Building codes are becoming stricter, carbon targets are becoming law, and there’s more funding available for compliance. For those in plumbing and mechanical trades, system design now involves meeting emissions goals, leveraging incentives, and navigating changing regulations.

Baby Boomers own the most homes in the U.S., but Millennials and Gen Z are gaining. In 2024, Millennials made up 29% of homebuyers, while 33% of older Gen Z members (around 27) are homeowners, compared to about 40% of the same-age Baby Boomers.

To help control losses and to make insurance available to certain homes, more insurers are requiring plumbing leak detection devices as a condition of coverage, alongside smoke detector requirements that are ubiquitous throughout the industry.

Hybrid systems offer a critical bridge in the transition from fossil fuel reliance to full electrification. For contractors working in colder climates or retrofitting older homes, all-electric heat pump systems can be a tough sell. Hybrid units, however, deliver measurable emission reductions while preserving consistent output and adaptability.

As end users become more aware of and knowledgeable about the damaging effects of PFAS, microplastics, other chemicals, and hard water, plumbing professionals must be up-to-date with the latest water treatment and filtration technologies on the market. Plumbing & Mechanical sat down with Sara Krupa, category manager, filtration at Moen, to talk all things water filtration.

Survey respondents who owned a heat pump shared their top three benefits of owning a heat pump system as greater energy efficiency (55%), better heating (41%), and greater cost savings (39%). 

Keefer Rader of Outlaw Mechanical integrated hydronic heat pumps into a solar-powered home, using a dual-fuel system with U.S. Boiler Co.'s products to manage temperature needs and isolating oxygenated radiant loops with a heat exchanger, completing the retrofit in five days.

Here’s a countdown of the top 10 articles you read the most in 2024 based on the number of unique pageviews on www.pmmag.com.