{"product_id":"armstrong-570200-381-ftv-8fs-flo-trex-valve-8-flange","title":"Armstrong 570200-381 FTV-8FS Flo-Trex Valve 8\" Flange","description":"\u003cp\u003eEfficiently manage your hydronic system flow and isolation with the \u003cstrong\u003eArmstrong 570200-381\u003c\/strong\u003e FTV-8FS Flo-Trex Valve. Designed for versatility, this professional-grade component integrates multiple critical functions—shut-off, non-slam check valve, and flow throttling—into a single, compact 8-inch flanged device that also serves as a 90-degree elbow.\u003c\/p\u003e\u003cp\u003eThe unit utilizes a precision plug and disc design, which is widely recognized as the most effective method for maintaining accurate flow throttling and reliable isolation within large-scale HVAC piping systems. By reducing the number of individual components required in a mechanical room, it streamlines installation while improving overall system reliability.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Functionality:\u003c\/strong\u003e Combines isolation, non-slam check, and throttling capabilities in one valve body.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Flow Control:\u003c\/strong\u003e Engineered with a plug and disc design for superior throttling accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpace-Saving Geometry:\u003c\/strong\u003e Functions as a 90-degree elbow to minimize footprint in tight mechanical spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational Reliability:\u003c\/strong\u003e Non-slam check feature protects pumps from reverse flow and water hammer.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for commercial HVAC, hydronic heating and cooling systems, and large-scale industrial pump discharge piping where flow balancing and backflow prevention are essential.\u003c\/p\u003e","brand":"Armstrong","offers":[{"title":"Default Title","offer_id":43133122347102,"sku":"570200-381","price":8156.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/570200_381_image_af76a4d4-c28b-4180-bb84-210abb082707.png?v=1786102016","url":"https:\/\/nationalboilersupply.com\/products\/armstrong-570200-381-ftv-8fs-flo-trex-valve-8-flange","provider":"National Boiler Supply","version":"1.0","type":"link"}