Nathan CoelhoNathan Coelho is VP of Engineering at Master Spas LLC.SpasOne Goal, Two Standards: How PHTA-6 and UL 1563 Were HarmonizedA look at how industry collaboration brought PHTA-6 and UL 1563 into alignment, creating clearer roles for portable spa construction, certification and installation.September 24, 2026Page 1 of 1Top StoriesSpasOne Goal, Two Standards: How PHTA-6 and UL 1563 Were HarmonizedA look at how industry collaboration brought PHTA-6 and UL 1563 into alignment, creating clearer roles for portable spa construction, certification and installation.SpasThe Perfect Hot SpotSpasIn the Business of Being PresentBusiness OperationsThe New Pool Buyer is Payment-ConsciousSponsored ContentSeparating Pool Care Facts from Fiction: Navigating Misinformation in the Digital Age
