Andy J. Egan Co.
An Egan technician in the machine shop.
In an often turburlent market, we look at how two of the nation's largest mechanical contractors are adapting, succeeding, and delivering for both their customers and employees...
LG
LG Electronics celebrated the grand opening of its new Air Conditioning Technologies Training Academy in Orange, CA, with a ribbon-cutting ceremony attended by Mayor Dan Slater (left) and Steve Scarbrough, senior vice president and general manager of LG Air Conditioning Technologies, LG Electronics USA.
ID 57449093 | Plant © Tomas1111 | Dreamstime.com
Oil and gas refinery.
PHCC Indiana
Classes being taught as part of the PHCC's Inmate Study Program.
Foley Mechanical
A view of the finished mechanical room.
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Learning Resources

Nelson_Mechanical_Stories_Vol3_eBook
A third collection of some of the amazing hydronic jobs Nelson Mechanical Design has performed.
Feb. 3, 2026
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Sponsored
Move heavy loads with ease using advanced motorized lifting solutions that save time, reduce costs, and boost efficiency.
Oct. 2, 2025
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Sponsored
Get expert guidance on how to select and properly size temporary cooling applications with the Roadmap to Temporary HVAC: Cooling Job Sizing Guidance and Calculations.
July 16, 2025
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A second collection of some of the amazing hydronic jobs Nelson Mechanical Design has performed.
Oct. 7, 2024

Management

Milwaukee Tool
Integrated systems that regulate fastening torque can help deliver spec-compliant results.
Modern construction tools now incorporate sensors and intelligent controls like torque management and auto-shutoff systems, proactively enhancing safety, improving precision, ...
April 21, 2026
ID 271169315 © Nanthaphiphat2hcrafts | Dreamstime.com
Document management, paperless office concept
Contractors are applying AI to purchasing and accounts payable workflows to reduce manual review and better track orders, updates, and invoices.
April 17, 2026
ID 85888284 © Marcel De Grijs | Dreamstime.com
social media apps
A post going viral might get thousands of views, but that doesn’t mean it’s reaching the right audience.
April 17, 2026
EGIA
Julie Trujillo for EGIA.
Contractor University’s Cracking the Code Weekly Show.
April 17, 2026

Codes

USGBC logo
GADCC will establish benchmarks to guide sustainable AI infrastructure development.
April 22, 2026
WeStand logo
Document supports ANSI consensus development process for water efficiency and sanitation standards.
April 14, 2026
ID 6051818 © Ademdemir | Dreamstime.com
Roof-mounted solar water heating system.
Documents support upcoming ANSI consensus development meetings in May.
April 14, 2026
Acelab
Material Hub from Acelab
This week, we update our Software Showcase with a Revit integration platform, an HVAC quoting platform, an electrification hub for California contractors and installers, an e-...
April 10, 2026

Hydronics & Radiant

A. O. Smith
(Left to right): A.O. Smith Vice President of Government, Regulatory and Industry Affairs Joshua Greene; A.O. Smith Senior Vice President and President and General Manager of the North America Water Heating business unit Stephen O’ Brien; A.O. Smith CEO Steve Shafer; U.S. Department of Energy Deputy Secretary James Danly; U.S. Sen. Bill Hagerty; A. O. Smith Senior Vice President and President of Lochinvar Darrell Schuh; Lochinvar Vice President of Engineering Brian Iske; Lochinvar Director of Operations and Supply Chain Kyle Johnson.
Visit spotlights contractor-relevant equipment, energy-efficient systems and continued investment in U.S.-based production.
April 23, 2026
Todd Plitt
Due to environmental variables found in projects like this New York City rooftop SIM installation, establishing correct performance levels for a SIM system are critical and can be determined using data from PPI’s new Recommendation J.
Recommendation J outlines performance targets to improve design accuracy and manage installation costs.
April 21, 2026
Victaulic
Victaulic coupling
This week's gallery highlights a large-diameter rigid coupling, a line of copper fittings for compressed air and natural gas, a dry-mass radiant panel system and an integrated...
April 17, 2026
Rinnai
RCW750AN floor-standing commercial boilers.
Cascade system upgrade replaces failed boilers, improving efficiency and simplifying installation in 17-storey tower.
April 16, 2026

Technology

ID 320882964 © Yayat Riwayat | Dreamstime.com
Robot on the job site.
AI is not a silver bullet for jobsite safety—but it can a force multiplier for safety professionals.
April 16, 2026
Zekelman logo
New role focuses on AI, hyperscale and mission-critical infrastructure markets.
April 14, 2026
Intercom AI
The Fin AI Agent for customer service.
Reviews of the Fin AI Agent for customer service, Classet hiring/recruitment platform, and FacetTRAK ticketing and task management software.
April 13, 2026
ID 416363679 © Snehitdesign | Dreamstime.com
Massive Data center in the suburbs of Columbus, OH.
New G12 guideline aims to reduce permitting delays and improve consistency across projects.
April 9, 2026

Tools

AWS
Mikala Sposito.
Washtenaw Community College student rises through elite Weld Trials, marking a milestone for women in the trades.
April 15, 2026
BBTT logo
New initiative equips vocational programs with professional-grade tools for skilled trades training.
April 14, 2026
DeWalt
DeWalt grinder
This week's gallery spotlights a battery-operated extended die grinder, a stainless-steel indirect water heater, wireless mesh sensors for boiler controls, a drainage pipe cutter...
April 3, 2026
Watts
Watts mixing valve
This week's product gallery features a mixing valve with visual diagnostics, PE-RT plastic tubing, van racking and shelving, a commercial tankless water heater, carbide-tipped...
March 27, 2026