{"product_id":"ames-maxim-m-400-osy-fire-protection-gate-valve","title":"Fire Protection Gate Valve \u0026 Backflow Preventer - AMES Maxim M-400 OSY","description":"\u003cdiv\u003e\n\u003ch1\u003eAMES Maxim M-400 OSY Fire Protection Gate Valve \u0026amp; Backflow Preventer\u003c\/h1\u003e\n\u003cp\u003e\nThe AMES Maxim M-400 OSY (Outside Stem and Yoke) Fire Protection Gate Valve and Backflow Preventer offers a high-performance solution for critical fire sprinkler and standpipe systems. This essential system combines reliable water flow control with advanced backflow prevention, ensuring both the immediate readiness of your fire suppression infrastructure and the safety of your potable water supply. Designed for building owners and fire safety professionals, it provides dependable operation and peace of mind in commercial, industrial, and institutional environments.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eOutside Stem and Yoke (OS\u0026amp;Y) Design\u003c\/b\u003e: Features a visible rising stem that provides an immediate, unambiguous visual confirmation of whether the valve is open or closed, which is vital for routine safety inspections and emergency verification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAdvanced Reduced Pressure Zone (RPZ) Backflow Prevention\u003c\/b\u003e: Utilizes a Reduced Pressure Zone (RPZ) design to effectively prevent backsiphonage and backpressure, ensuring non-potable water from the fire system does not enter the clean water supply. This design creates a lower-pressure zone between two check valves and includes a relief valve to discharge water if necessary.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Construction\u003c\/b\u003e: Manufactured with high-strength materials, including options for ductile iron or 304 stainless steel, to offer superior resistance to corrosion, pressure, and wear in demanding commercial and industrial environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUL Listed and FM Approved\u003c\/b\u003e: Rigorously tested and certified by leading safety organizations to meet stringent industry standards, ensuring full compliance with fire codes and regulatory requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompact and Lightweight Engineering\u003c\/b\u003e: The innovative design is significantly lighter and more compact than traditional assemblies, simplifying installation in tight spaces and reducing overall labor costs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSimplified Maintenance\u003c\/b\u003e: Features patented link check modules and quick-access sleeves, allowing for straightforward servicing and packing replacement without the need for specialized tools or complete system de-pressurization. The external stem design of OS\u0026amp;Y valves also facilitates easier access for inspection and repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSystem Integrity and Security\u003c\/b\u003e: Designed to accommodate supervisory tamper switches and locking devices, preventing unauthorized operation and enabling remote monitoring of the valve's position.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nImplementing this unified fire protection solution enhances facility safety by providing a reliable and easily verifiable means of controlling your suppression system. The combination of optimized flow characteristics and positive sealing mechanisms ensures maximum water delivery during emergencies while preventing seepage. Whether for commercial, industrial, or institutional applications, this system offers the peace of mind that comes from unwavering reliability, lower operational costs, and strict adherence to critical life safety regulations.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Reliable Sprinkler","offers":[{"title":"3\"","offer_id":48901958762744,"sku":"3M400OSY","price":9243.13,"currency_code":"USD","in_stock":true},{"title":"4\"","offer_id":48901958795512,"sku":"4M400OSY","price":11852.82,"currency_code":"USD","in_stock":true},{"title":"6\"","offer_id":48901958828280,"sku":"6M400OSY","price":18802.42,"currency_code":"USD","in_stock":true},{"title":"8\"","offer_id":48901958861048,"sku":"8M400OSY","price":35799.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0682\/7183\/3336\/files\/ames-m-400-osy-fire-protection-valve-system-control-3022032.jpg?v=1778954940","url":"https:\/\/fireprotectionparts.net\/fr\/products\/ames-maxim-m-400-osy-fire-protection-gate-valve","provider":"Fire Protection Parts","version":"1.0","type":"link"}