{"id":2174,"date":"2026-05-15T06:50:23","date_gmt":"2026-05-15T06:50:23","guid":{"rendered":"https:\/\/ntktrading.com\/product\/s-prd-sao-chep\/"},"modified":"2026-05-29T10:42:35","modified_gmt":"2026-05-29T10:42:35","slug":"s-prd-sao-chep","status":"publish","type":"product","link":"https:\/\/ntktrading.com\/en\/san-pham\/starduct\/s-prd-sao-chep\/","title":{"rendered":"S-PRD"},"content":{"rendered":"<p><strong>The PRD (Pressure Relief Damper)<\/strong> is an automatic damper that acts as a &#8220;safety device&#8221; to control and maintain stable pressure within ductwork or enclosed spaces. When the pressure exceeds the setpoint, the damper blades automatically open to relieve excess pressure, protecting the system from potential damage. It can operate via a counterweight mechanism or a motorized actuator. It is suitable for installation in square, rectangular, or round ductwork.<\/p>\n<p><strong>Starduct PRDs<\/strong> are manufactured using high-quality materials. The motorized dampers utilize actuators from <strong>Belimo<\/strong> (the world&#8217;s leading manufacturer of HVAC damper actuators).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pressure relief damper<\/p>\n","protected":false},"featured_media":1843,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[252,251,109,116,128],"product_tag":[],"class_list":{"0":"post-2174","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-air-distribution-and-control","7":"product_cat-air-damper","8":"product_cat-products","9":"product_cat-starduct","10":"product_cat-prd-damper","12":"first","13":"instock","14":"shipping-taxable","15":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/ntktrading.com\/en\/wp-json\/wp\/v2\/product\/2174","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ntktrading.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ntktrading.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ntktrading.com\/en\/wp-json\/wp\/v2\/comments?post=2174"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ntktrading.com\/en\/wp-json\/wp\/v2\/media\/1843"}],"wp:attachment":[{"href":"https:\/\/ntktrading.com\/en\/wp-json\/wp\/v2\/media?parent=2174"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ntktrading.com\/en\/wp-json\/wp\/v2\/product_brand?post=2174"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ntktrading.com\/en\/wp-json\/wp\/v2\/product_cat?post=2174"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ntktrading.com\/en\/wp-json\/wp\/v2\/product_tag?post=2174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}