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ASPE Releases Updated Version of Plumbing Engineering Design Handbook, Volume 1
The American Society of Plumbing Engineers has published the latest updated volume in its Plumbing Engineering Design Handbook series, Volume 1...
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Why Your Breakers Keep Tripping on New A2L Equipment (And What Inspectors Are Getting Wrong)
Key Takeaways MCA and MOP Serve Different Purposes: Minimum Circuit Ampacity (MCA) determines minimum wire size while Maximum Overcurrent...
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How HVAC Contractors Can Stand Out in a Rapidly Evolving Industry
The HVAC industry is evolving at a pace that demands agility, innovation, and a people-first mindset. Contractors today face a growing need to...
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Keep Ohio Workspaces Warm With Timely Heating Repairs
When your building’s heat isn’t working right, the whole workday can get off track fast. Commercial heating repairs are a big part...
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Troubleshooting the Heat Pump Defrost Cycle: A Step-By-Step Guide
Your phone rings at 7:00 a.m. in January. The homeowner says their heat pump quit, and the house is freezing. When you pull up, there’s ice...
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2026 AHR Expo: Show Returns Feb. 2-4 to Las Vegas
Industry professionals from around the world will soon gather for the 2026 International Air Conditioning, Heating and Refrigeration Exposition...
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AHR Expo 2026 Trends Report Reveals What’s Shaping HVACR Next
ASHRAE Bill McQuade, 2025-2026 president “The HVAC&R industry is experiencing a period of rapid transformation. The focus is no...
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A New Colorado Law Takes Effect in January—Why Acting Now Could Save You Thousands
If you’ve been thinking about replacing your furnace or water heater in Denver, Colorado just put a deadline on that decision. Starting...
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Signs of a Turnaround: What 2026 Holds for the HVAC Construction Market
After several years of turbulence in construction and housing, the HVACR industry is entering 2026 with signs of stabilization — even if a...
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Bubble, Bubble, Boiler Trouble: How to Tell When You Need Repairs
Winter puts your home’s heating system to the test, and when issues arise, you may find yourself searching for boiler repair in Washington...
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Heat Pump Operating Costs in Cold Weather: What Techs Need to Tell Customers
Key Takeaways COP drops as temperature drops: Heat pumps deliver COP 3.0-4.0 at 47°F but decline to 1.75-2.5 at 5°F for cold climate...
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How Four Star Mechanical Became a National Leader in VRF and Mission-Critical HVAC Solutions
Mission Critical Just minutes from Four Star Mechanical’s shop is a major facility operated by a global leader in aerospace...
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