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SEPTEMBER 2025
SERVING PLUMBING, HYDRONIC & MECHANICAL SYSTEMS PROFESSIONALS PLUMBING | PIPING | HYDRONICS | RADIANT | BATH/KITCHEN | TECHNOLOGY | TOOLS | TRUCKS | GREEN | MANAGEMENT
Orange Coast Chem Lab Sees Specialty Piping Install SPECIAL TO CONTRACTOR
COSTA MESA, CA — Orange Coast College (OCC) is located in the heart of Costa Mesa, just minutes from Southern California’s stunning beaches. The 164-acre campus features several top-tier facilities and offers more than 135 academic and career programs. In 2020, the college invested in a revitalization project to modernize the campus, which included building a new 43,800-square-foot ➤ Turn to Orange, page 11
IPEX
11 Trench-Related Fatalities Have Been Reported in 2025 SPECIAL TO CONTRACTOR
WASHINGTON, DC — Following a recent series of trench collapses in the Midwest, the US Department of Labor’s Occupational Safety and Health Administration is urging workplaces to take the necessary steps to safeguard workers from well-known industry hazards that can be prevented when the required protections are used. Soil can be heavy—one cubic yard can weigh as much as a car—so it is import➤ Turn to 11, page 10
ID 34548318 © Robert Gerhardt | Dreamstime.com
A Pro-Craft tech on the project.
Top Areas Where AI is Anticipated to Have an Impact
White House Imposes 50% Tariff on Copper Imports WASHINGTON, DC — On July 30th, the White House issued a proclamation imposing a universal 50% tariff on imports of “semi-finished” copper products, including wires, sheets and pipes. The proclamation does not include tariffs on upstream in➤ Turn to White, page 38
Reporting
22%
Service recommendations
22%
Call booking/customer inquiries
23%
Proposal/estimate creation
25%
Predictive maintenance
27%
Scheduling and dispatch ID 13782085 © Adrian Mladin | Dreamstime.com
LABEL --Helping HelpingContractors ContractorsRun RunAABetter BetterBusiness BusinessSince Since1954 1954-2509CO_1,10-11,38-39_Page_1_REV.indd 1
21%
Remote diagnostics
BY STEVE SPAULDING OF CONTRACTOR’S STAFF
Source: ServiceTitan 2025 Commercial Service Market Report
17%
Field assistance for technicians
28%
IN THIS ISSUE
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FEATURE
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Schwartz on Linhardt on Feldman on MANAGEMENT HYDRONICS TECHNOLOGY The Health of our Drinking Water
6 A look at lead reduction, PFAS, infrastructure and more. Dual-Fuel Hydronic Systems 26 Hybrid, Boilers and heat pumps deliver capacity and savings.
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PRODUCTS
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Horizontal Split-Case Pumps
8/19/2025 4:37:52 PM