| | | | | | Signed by Pres. Ford on Dec. 16, 1974, the landmark legislation has improved access to clean and safe drinking water for hundreds of millions of Americans. |
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| | Sponsored | | AHR Expo Orlando will display and discuss all the latest updates, product advancements, best practices and industry trends heading to market in the year ahead. Registration is free and grants you access to everything HVACR - professionals, products, perspectives and more. Don’t miss your chance to level up in your career. |
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| | | | CLARK'S REMARKS: Part Christmas carol, part poetry slam... our erstwhile sustainability columnist is back wth another seasonal ditty. |
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| | | | *NEW PODCAST* As a bitterly contentious year draws to a close, good-hearted souls across our industry are re-committing themselves to their core values. |
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| | | | In the aftermath of a close and controversial national election, readers react to our latest Editor's Notes column. |
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| | Guideline 44-2024 offers strategies for maintaining healthier indoor environments during wildfires and prescribed burns. |
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| | NOW ON DEMAND: Recorded 11/18, IAQ expert Dr. Bill Bahnfleth explains this revolutionary concept, which redefines standards by replacing outdoor air reliance with innovative air cleaning technologies. |
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| | Direct, gas-fired, make-up air units have switched to A2L refrigerant, as mandated by EPA. |
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| | New chiller designed to deliver high-efficiency performance, meet stringent sustainability standards and aid in the decarbonization of large commercial buildings. |
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| | *HOLIDAY TRADITION* Like Christmas trees at jobsites, our seasonal quiz is back! Answer 5 questions for a chance to win $25. |
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| | *NEW PODCAST* The 2024-25 president describes how youth and new technology are enhancing the Society's global mission. |
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| | | | *OUR NEW ISSUE* Post-Election News & Forecast; Women Engineers Rise; Chilled Beam Tech; AHR Innovations; and more... |
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