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Home » Topics » Plumbing & Mechanical Top Stories

Plumbing & Mechanical Top Stories
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Heating Pipe Layout
Renewable Heating Design | John Siegenthaler

How do North American and European hydronic systems differ?

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
March 10, 2026
When comparing hydronic systems designs that are common in North America with typical European equivalents, comparisons reveal details that would be beneficial in either market, but are not “traditional” in one market or the other.
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Several people at a table discussing business.

Growing without breaking the business: how mechanical contractors can scale responsibly

Project selection strategies for contractors looking to scale from Jason Richards, CEO of Foundral.
Kristen Bayles 200x200 headshot
Kristen R. Bayles
March 9, 2026

It’s tempting to chase new work without fully evaluating whether the project aligns with operation capacity or financial structure. We’ve all heard, “bigger is better,” after all. However, contractors need to establish clear criteria before pursuing additional work. That includes evaluating a few key factors.


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Influential Women in Plumbing
Women in the Industry

10 Influential Women of 2026 in the Plumbing Industry

Ten women share their history in the trades, and what they love about the industry.
Kristen Bayles 200x200 headshot
Kristen R. Bayles
March 8, 2026
P&M highlights ten trailblazers in the industry for Women's History Month.
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Commercial Kitchen
Guard on Compliance | Misty Guard

Beyond flow rates: the structural shift in state-level mechanical and plumbing regulation

The most significant compliance fissure lies between states that codify specific metrics and those that adopt "dynamic" regulatory pointers.
Misty Guard headshot
Misty Guard
March 6, 2026
Although lower flow rates and higher energy factors remain central, the bills pending in Arizona, Illinois, Massachusetts, Pennsylvania and Virginia reveal a more profound structural shift.
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Radiant system

The Glitch & The Fix: Troubleshooting hydronic piping mistakes in panel radiator systems

John Siegenthaler 200x200 author headshot on a white background.
John Siegenthaler, P.E.
March 4, 2026

Figure 1 shows a hydronic system that’s intended to supply four panel radiators, each with their own thermostatic radiator valve and an indirect water heater from a gas-fired sectional cast-iron boiler. The system is designed using primary/secondary piping. The primary circulator operates whenever the space heating load or the indirect water heater call for heat. 


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A graphic showing an arrow moving upward, with "PHCP-PVF Price Increases" written above it.

Plumbing, Heating, Cooling & Piping products increase – February-March 2026

Valves, water heaters, pumps, fixtures and HVAC equipment see adjustments ranging from low single digits to 10%.
Natalie Forster
Natalie Forster
March 3, 2026

The upward pricing trend that carried into the new year is continuing through February and into March, with a steady stream of plumbing, hydronic, HVAC and PVF manufacturers announcing increases. While many adjustments are landing in the low- to mid-single-digit range, several manufacturers are implementing category-specific or “various” increases, with select product lines moving higher.


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AO Smith technician shaking hands with a man standing by a heat pump water heater(HPWH).

Your next HVAC upgrade could help your wallet and the planet

High efficiency units are highly sought after in the commercial water heating industry and can lessen the environmental footprint while still delivering great hot water output.
Matt Baranuk Rhea-Anne Pendley
March 2, 2026

Many professionals are seeing an increase in the demand for more sustainable products and practices in the commercial sector.


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The Truck for Plumbing Outfitters.

Truck of the Month: Plumbing Outfitters

This Austin, Texas based company features a nature-inspired look for their fleet.
February 27, 2026

Designed by Lemon Seed Marketing, Plumbing Outfitters' truck design is inspired by the company's love for all-things outdoors. 


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Raj Midha, CMO at Redwood Services.

Why sales follow-up matters more than ever

Raj Midha discusses how to make sure you aren't losing out on revenue.
Kristen Bayles 200x200 headshot
Kristen R. Bayles
February 26, 2026

According to recent research by Google, 70% of customers now take over a day to decide on which company to go to for both plumbing and HVAC jobs – even worse, 40% take up to a whole week. That means by not following up, you could be missing out on thousands in lost revenue. 


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A gavel above money, all set over the American flag.

Supreme Court strikes down Trump tariffs

6-3 ruling limits executive trade authority, but PHCP-PVF industry still faces layered tariff exposure and refund uncertainty.
Kristen Bayles 200x200 headshot
Kristen R. Bayles
Natalie Forster
Natalie Forster
February 25, 2026

If emergency tariffs are ultimately invalidated and refunds issued, the headline may suggest broad financial relief. However, plumbing contractors and specifying engineers should temper expectations.


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