{"product_id":"netafim-combination-air-vacuum-relief-and-continuous-acting-air-vent","title":"Netafim Combination Air\/Vacuum Relief and Continuous Acting Air Vent","description":"\u003ch3\u003eNetafim Combination Air\/Vacuum Relief and Continuous Acting Air Vent - System Protection\u003c\/h3\u003e\n\u003cp\u003eSystem pressure remains stable and safe-the Netafim Combination Air\/Vacuum Relief Vent releases large volumes of air during fill cycles and maintains continuous air relief at high points throughout your main line network. The aerodynamic float design ensures the vent closes tightly as water fills the system, then remains open only when air pressure exceeds 12 PSI, protecting against backpressure that can crack pipes and burst fittings. The unique rolling seal allows gradual opening and closing action that prevents water hammer surges while simultaneously serving as a self-cleaning mechanism that purges sediment and debris.\u003c\/p\u003e\n\u003cp\u003eAvailable in 1\" and 2\" sizes for placement at pump stations, filtration areas, main line junctions, and high points in your network, these vents provide the maximum air release capacity of any comparable device. The corrosion-resistant UV-protected nylon construction eliminates rust, corrosion, and oxidation-no metal parts mean no spare kit requirements and no seasonal maintenance surprises. Position every 1,500 feet along main lines and at discharge\/intake points to ensure your entire irrigation system breathes freely and remains protected from pressure damage.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAerodynamic Float Design\u003c\/strong\u003e - Closes tightly during fill cycles; opens at 12 PSI to release trapped air.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Air Release Capacity\u003c\/strong\u003e - Larger venting area than competitive designs; handles large air volumes at pump and filtration stations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Hammer Damping\u003c\/strong\u003e - Large capacity prevents pipe cracking and fitting bursts caused by pressure surges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRolling Seal Self-Cleaning Action\u003c\/strong\u003e - Gradual opening and closing motion purges sediment; no maintenance required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-Nylon Construction\u003c\/strong\u003e - Corrosion-resistant, UV-protected; no metal parts to rust or corrode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance-Free Operation\u003c\/strong\u003e - No spare parts kit needed; seasonal operation without degradation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\" and 2\" Sizes Available\u003c\/strong\u003e - Choose capacity for your system flow and placement requirements.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Netafim","offers":[{"title":"1 in - Case of 6","offer_id":56296953381030,"sku":"70561-001240-PCK","price":918.0,"currency_code":"USD","in_stock":true},{"title":"2 in - Case of 6","offer_id":56296953413798,"sku":"70561-001660-PCK","price":1064.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/6344\/0294\/files\/print_65arib1-150.jpg?v=1773649743","url":"https:\/\/gridfreesupply.com\/products\/netafim-combination-air-vacuum-relief-and-continuous-acting-air-vent","provider":"Grid Free Supply","version":"1.0","type":"link"}