{"id":69933,"date":"2025-04-11T15:45:12","date_gmt":"2025-04-11T13:45:12","guid":{"rendered":"https:\/\/www.itap.it\/%e6%9c%aa%e5%88%86%e7%b1%bb\/itap-dvgw-certified-ball-valves\/"},"modified":"2025-04-11T15:45:12","modified_gmt":"2025-04-11T13:45:12","slug":"itap-dvgw-certified-ball-valves","status":"publish","type":"post","link":"https:\/\/www.itap.it\/zh-hans\/%E5%8D%9A%E5%AE%A2\/focus-on-zh-hans\/itap-dvgw-certified-ball-valves\/","title":{"rendered":"Itap DVGW-certified ball valves"},"content":{"rendered":"<p>In recent years, the <strong>quality of drinking water<\/strong> has become a key priority on both environmental and public health agendas, so much so that it\u2019s included among the <strong>United Nations\u2019 17 Sustainable Development Goals<\/strong>.<\/p>\n<p>Ensuring access to safe water resources also requires <strong>proper system design and maintenance<\/strong>, starting with the selection of the right components. This is where <strong>DVGW-certified ball valves<\/strong> come into play\u2014engineered to ensure <strong>hygiene and safety<\/strong> in domestic water systems.<\/p>\n<hr \/>\n<h2><span class=\"ez-toc-section\" id=\"Why_choose_DVGW-certified_valves\"><\/span><strong>Why choose DVGW-certified valves<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The <strong><em>Deutscher Verein des Gas- und Wasserfaches<\/em> (DVGW)<\/strong> certification is one of the most respected standards in Europe for water and gas distribution systems.<\/p>\n<p>This certification guarantees that products:<\/p>\n<ul>\n<li>Meet <strong>high standards<\/strong> for safety, hygiene, and material quality<strong>.<br \/>\n<\/strong><\/li>\n<li>Undergo <strong>rigorous testing<\/strong> for mechanical strength, potable water compatibility, and long-term durability.<strong><br \/>\n<\/strong><\/li>\n<\/ul>\n<p>Help <strong>reduce the risk of contamination<\/strong>, including bacteria such as <strong>Legionella.<\/strong><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Legionella_and_water_systems_a_real_risk\"><\/span><strong>Legionella and water systems: a real risk<br \/>\n<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Legionella<\/strong> is a bacterium that thrives in <strong>warm, stagnant water<\/strong>, typically between <strong>20\u00b0C and 40\u00b0C<\/strong>. It can accumulate in pipes, storage tanks, showers, and HVAC systems. The real danger isn\u2019t contact, but <strong>inhaling contaminated droplets<\/strong>.<\/p>\n<p>According to the <em>Italian National Health Institute<\/em>:<\/p>\n<ul>\n<li>In <strong>2022<\/strong>, over <strong>3,100 cases<\/strong> of Legionnaires\u2019 disease were reported in Italy, a <strong>14% increase<\/strong> from the previous year.<\/li>\n<li>Over <strong>75% of cases<\/strong> were concentrated in just six regions, although the issue is nationwide.<\/li>\n<\/ul>\n<p>Across <strong>Europe<\/strong>, the numbers are rising too: in <strong>2023<\/strong>, the ECDC reported over <strong>10,000 confirmed cases<\/strong> in Germany, France and Italy.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Itaps_response_Green_DVGW_Ideal_DVGW\"><\/span><strong>Itap\u2019s response: Green DVGW &amp; Ideal DVGW<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"97\" data-end=\"240\">Over the years, our team has developed <strong>two lines of ball valves<\/strong> designed to reduce water stagnation and promote <strong>optimal hygiene conditions<\/strong>:<\/p>\n<ul data-start=\"242\" data-end=\"377\">\n<li data-start=\"242\" data-end=\"307\">\n<p data-start=\"244\" data-end=\"307\"><a href=\"\/?prod_cat=\u751f\u6001\u7403\u9600\uff1agreen-dvgw\"><strong data-start=\"244\" data-end=\"267\">The Green DVGW line<\/strong><\/a>, with full flow and conical threading.<\/p>\n<\/li>\n<li data-start=\"308\" data-end=\"377\">\n<p data-start=\"310\" data-end=\"377\"><a href=\"\/?prod_cat=\u751f\u6001\u7403\u9600\uff1aideal-dvgw\"><strong data-start=\"310\" data-end=\"333\">The Ideal DVGW line<\/strong><\/a>, with full flow and cylindrical threading.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"379\" data-end=\"728\">All our <strong>DVGW-certified ball valves<\/strong> feature a <strong data-start=\"424\" data-end=\"443\">three-hole ball: <\/strong>a structural element that prevents water from collecting around the ball.<br data-start=\"517\" data-end=\"520\" \/>In addition, thanks to the <strong data-start=\"547\" data-end=\"589\">quality of materials and coatings used<\/strong>, these products offer <strong data-start=\"612\" data-end=\"675\">long-lasting protection against corrosion and contamination<\/strong>, helping make water systems safer and more reliable.<\/p>\n<h4><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-69313\" src=\"https:\/\/www.itap.it\/wp-content\/uploads\/\/Itap-GIORNATA-ITS-IMMAGINI-ARTICOLO_01-1-1024x569.jpg\" alt=\"Le valvole a sfera DVGW - IMMAGINE\" width=\"1024\" height=\"569\" srcset=\"https:\/\/www.itap.it\/wp-content\/uploads\/Itap-GIORNATA-ITS-IMMAGINI-ARTICOLO_01-1-1024x569.jpg 1024w, https:\/\/www.itap.it\/wp-content\/uploads\/Itap-GIORNATA-ITS-IMMAGINI-ARTICOLO_01-1-300x167.jpg 300w, https:\/\/www.itap.it\/wp-content\/uploads\/Itap-GIORNATA-ITS-IMMAGINI-ARTICOLO_01-1-768x427.jpg 768w, https:\/\/www.itap.it\/wp-content\/uploads\/Itap-GIORNATA-ITS-IMMAGINI-ARTICOLO_01-1-1536x854.jpg 1536w, https:\/\/www.itap.it\/wp-content\/uploads\/Itap-GIORNATA-ITS-IMMAGINI-ARTICOLO_01-1.jpg 1875w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/h4>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"A_real_step_toward_safer_water\"><\/span><strong>A real step toward safer water<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Only about <strong>1% of Earth\u2019s water<\/strong> is drinkable, and even today, nearly <strong>30% of the world\u2019s population<\/strong> lacks direct access to safe water.<\/p>\n<p>In Europe, the <strong>Drinking Water Directive (DWD)<\/strong> takes a <strong>risk-based approach<\/strong> and demands full traceability of materials in contact with potable water (valves included).<\/p>\n<p>Choosing <strong>certified components<\/strong> means <strong>staying ahead of regulations<\/strong> and contributing to the overall <strong>safety and quality of water<\/strong> distribution systems.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Certified_quality_is_a_responsible_choice\"><\/span><strong>Certified quality is a responsible choice<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Installing <strong>DVGW-certified valves<\/strong> is more than just a technical decision, it\u2019s a responsible one that:<\/p>\n<ul>\n<li><strong>Reduces health and hygiene risks.<br \/>\n<\/strong><\/li>\n<li><strong>Protects plumbing systems <\/strong>over time.<strong><br \/>\n<\/strong><\/li>\n<li><strong>Builds trust<\/strong> with end users about the quality of the water they use every day.<\/li>\n<\/ul>\n<hr \/>\n<p><strong>For more information, explore our DVGW-certified <a href=\"\/?prod_cat=\u751f\u6001\u7403\u9600\uff1aideal-dvgw\">Ideal<\/a> and <a href=\"\/?prod_cat=\u751f\u6001\u7403\u9600\uff1agreen-dvgw\">Green<\/a> valve ranges to find the best match for your next project.<\/strong><\/p>\n<hr \/>\n<h2><span class=\"ez-toc-section\" id=\"FAQ\"><\/span><span style=\"color: #c21900;\"><strong>FAQ<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&nbsp;<\/p>\n<p><strong>What does DVGW certification mean?<\/strong><\/p>\n<p>It\u2019s a technical certification issued by the German institute &#8220;<em>Deutscher Verein des Gas- und Wasserfaches<\/em>&#8220;, confirming that water and gas components meet strict standards for safety, hygiene and reliability.<\/p>\n<p><strong>Why is it important to prevent stagnation in plumbing systems?<\/strong><\/p>\n<p>Stagnant water encourages the growth of bacteria like Legionella. The internal design of Itap\u2019s ball valves helps minimize this risk by limiting internal water retention.<\/p>\n<p><strong>Are DVGW-certified valves mandatory?<\/strong><\/p>\n<p>They\u2019re required in many public and healthcare settings. In general, they\u2019re highly recommended for any application where water quality and hygiene are priorities.<\/p>\n<p><strong>What are the advantages of Itap\u2019s Green and Ideal DVGW lines?<\/strong><\/p>\n<p>They limit stagnation, resist corrosion, and make water systems safer, more efficient, and more durable.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In recent years, the qual [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":69299,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[70],"tags":[],"class_list":["post-69933","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-focus-on-zh-hans"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Itap DVGW-certified ball 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