{"id":19930,"date":"2024-07-03T13:07:17","date_gmt":"2024-07-03T13:07:17","guid":{"rendered":"https:\/\/www.hdfire.com\/?post_type=product&#038;p=19930"},"modified":"2025-03-12T07:00:31","modified_gmt":"2025-03-12T07:00:31","slug":"alarm-valve-model-h","status":"publish","type":"product","link":"https:\/\/www.hdfire.com\/products-solutions\/alarm-valves\/alarm-valve-model-h\/","title":{"rendered":"Alarm Valve Model H"},"content":{"rendered":"<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Constructed from high-quality ductile iron ASTM \u2013 A536 material, offering exceptional strength and corrosion resistance.<\/li>\n<li class=\"x_1860355413MsoListParagraph\">Internally and externally coated with fusion-bonded epoxy to ensure superior protection against environmental and operational wear, enhancing longevity.<\/li>\n<li class=\"x_1860355413MsoListParagraph\">Available in multiple configurations\u2014Flanged x Flanged, Grooved x Grooved, and Grooved x Flanged\u2014to suit diverse installation needs.<\/li>\n<li class=\"x_1860355413MsoListParagraph\">Operating Pressure: Rated for a maximum operating pressure of 17.5 Bar (250 PSI), ensuring reliable performance in demanding fire protection systems.<\/li>\n<li class=\"x_1860355413MsoListParagraph\">Sizes: Offered in 80 NB, 100 NB, 150 NB, and 200 NB, catering to a range of flow requirements.<\/li>\n<li class=\"x_1860355413MsoNoSpacing\">Trim Options:<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\n<li class=\"x_1860355413MsoNoSpacing\">Variable Pressure Trim equipped with a Retard Chamber and Water Motor Gong for precise pressure control and audible alarm signaling.<\/li>\n<li class=\"x_1860355413MsoNoSpacing\">Constant Pressure Trim is available as an optional configuration for specific applications.<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>UL Listed and FM Approved, meeting global safety and performance standards.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Constructed from high-quality ductile iron ASTM \u2013 A536 material, offering exceptional strength and corrosion resistance. Internally and externally coated with fusion-bonded epoxy to ensure superior protection against environmental and operational wear, enhancing longevity. Available in multiple configurations\u2014Flanged x Flanged, Grooved x Grooved, and Grooved x Flanged\u2014to suit diverse installation needs. Operating Pressure: Rated for a<\/p>\n","protected":false},"featured_media":21448,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[70],"product_tag":[],"class_list":{"0":"post-19930","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-alarm-valves","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Alarm Valve Model H | HD Fire Protect<\/title>\n<meta name=\"description\" content=\"The alarm valve model h from HD Fire Protect is a double seated clapper check valve with grooved seat design, which ensures positive water flow for alarm operation and is designed for installation in wet pipe sprinkler systems. 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