{"product_id":"8-fvdp-xwb-double-arm-float-valve-with-pivot-extra-weighted-ball-inline","title":"8\" FVDP-XWB Double Arm Float Valve with Pivot \u0026Extra Weighted Ball - Inline","description":"\u003cp dir=\"ltr\" data-path-to-node=\"0\" class=\"first-token\"\u003e\u003cspan class=\"\"\u003eThe \u003c\/span\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"4\"\u003e8\" FVDP-XWB Double Arm Float Valve with Pivot \u0026amp; Extra Weighted Ball – Inline\u003c\/b\u003e\u003cspan\u003e (catalog part number \u003c\/span\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"102\"\u003e8FVDP-XWB-IL\u003c\/b\u003e\u003cspan\u003e or \u003c\/span\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"118\"\u003e8FVDP-XWB\u003c\/b\u003e\u003cspan\u003e) is a heavy-duty,\u003c\/span\u003e\u003cspan\u003e balanced-leverage,\u003c\/span\u003e\u003cspan\u003e large-bore commercial mechanical water-level control valve engineered for pressurized or submerged inline piping inside high-volume aquatic surge tanks,\u003c\/span\u003e\u003cspan\u003e collector pits,\u003c\/span\u003e\u003cspan\u003e and balance tanks.\u003c\/span\u003e\u003cspan\u003e Constructed with a corrosion-proof Schedule 80 PVC inline body,\u003c\/span\u003e\u003cspan\u003e a symmetrical twin-arm clevis pivot linkage,\u003c\/span\u003e\u003cspan\u003e and an internally ballasted \u003c\/span\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"490\"\u003eExtra Weighted Ball (\u003ccode data-path-to-node=\"0\" data-index-in-node=\"511\"\u003e-XWB\u003c\/code\u003e)\u003c\/b\u003e\u003cspan\u003e,\u003c\/span\u003e\u003cspan\u003e it mounts directly in-series within a closed or submerged 8-inch piping run to modulate high-volume flow without air entrainment while delivering balanced axial closing force and amplified downward opening torque to overcome line pressure and shaft seal friction across a 50.\u003c\/span\u003e\u003cspan\u003e3 sq.\u003c\/span\u003e\u003cspan\u003e in.\u003c\/span\u003e\u003cspan\u003e bore.\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,1,0,0\"\u003e\u003cb data-path-to-node=\"1,1,0,0\" data-index-in-node=\"0\"\u003ePart \/ Model Reference\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,1,1,0\"\u003e\u003cb data-path-to-node=\"1,1,1,0\" data-index-in-node=\"0\"\u003e8FVDP-XWB\u003c\/b\u003e \/ \u003cb data-path-to-node=\"1,1,1,0\" data-index-in-node=\"12\"\u003e8FVDP-XWB-IL\u003c\/b\u003e (8\" Float Valve, Double-Arm, PVC Inline Body with Dual Pivot Linkage \u0026amp; Extra Weighted Ball)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,2,0,0\"\u003e\u003cb data-path-to-node=\"1,2,0,0\" data-index-in-node=\"0\"\u003eNominal Pipe Size\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,2,1,0\"\u003e8.0 in (200 mm \/ DN200)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,3,0,0\"\u003e\u003cb data-path-to-node=\"1,3,0,0\" data-index-in-node=\"0\"\u003eConnection Configuration\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,3,1,0\"\u003e\u003cb data-path-to-node=\"1,3,1,0\" data-index-in-node=\"0\"\u003eInline\u003c\/b\u003e (Inlet x Outlet): Female IPS Slip Sockets (Schedule 40\/80 PVC, 8.625\" ID) or ANSI Class 150 Flanged ends for continuous inline piping integration\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,4,0,0\"\u003e\u003cb data-path-to-node=\"1,4,0,0\" data-index-in-node=\"0\"\u003eActuation \u0026amp; Pivot Mechanism\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,4,1,0\"\u003eArticulated Double-Arm Yoke Lever with Dual Clevis Pivot Hinges and Extra-Weighted Ballast Float (symmetrical dual-side arms providing balanced axial torque; no electricity or compressed air required)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,5,0,0\"\u003e\u003cb data-path-to-node=\"1,5,0,0\" data-index-in-node=\"0\"\u003eValve Body \u0026amp; Housing Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,5,1,0\"\u003eHeavy-duty machined Schedule 80 PVC (non-corrosive, UV- and chlorine-resistant)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,6,0,0\"\u003e\u003cb data-path-to-node=\"1,6,0,0\" data-index-in-node=\"0\"\u003ePivot Arms, Hinges \u0026amp; Fasteners\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,6,1,0\"\u003eDual heavy-gauge 316 Marine-Grade Stainless Steel arms, structural cross-yoke, machined pivot clevises, hinge pins, and locknuts (eliminates torsional twisting and galvanic corrosion)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,7,0,0\"\u003e\u003cb data-path-to-node=\"1,7,0,0\" data-index-in-node=\"0\"\u003eFloat Ball \/ Ballast Element\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,7,1,0\"\u003e\u003cb data-path-to-node=\"1,7,1,0\" data-index-in-node=\"0\"\u003eExtra Weighted Ball (\u003ccode data-path-to-node=\"1,7,1,0\" data-index-in-node=\"21\"\u003eXWB\u003c\/code\u003e)\u003c\/b\u003e: Heavy-wall seamless HDPE, Polypropylene, or 316 Stainless Steel oversized spherical\/cylindrical float (typically 14\" to 16\" diameter) internally ballasted \/ weighted for high downward breakaway torque on an 8\" bore\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,8,0,0\"\u003e\u003cb data-path-to-node=\"1,8,0,0\" data-index-in-node=\"0\"\u003eInternal Seat \u0026amp; Disc Seal\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,8,1,0\"\u003eReplaceable thick-wall EPDM or Neoprene elastomer throttling disc \/ flapper with low-friction O-ring shaft seals\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,9,0,0\"\u003e\u003cb data-path-to-node=\"1,9,0,0\" data-index-in-node=\"0\"\u003eRecommended Flow Capacity\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,9,1,0\"\u003eApprox. 750 to 1,600 US gpm (170.3 to 363.4 m³\/h) depending on available gravity or low-pressure line head\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,10,0,0\"\u003e\u003cb data-path-to-node=\"1,10,0,0\" data-index-in-node=\"0\"\u003eMaximum Operating Pressure\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,10,1,0\"\u003e25 to 40 psi (1.72 to 2.76 bar) — reinforced Schedule 80 PVC inline housing and dual-arm yoke withstand higher differential line pressures and downstream piping containment\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,11,0,0\"\u003e\u003cb data-path-to-node=\"1,11,0,0\" data-index-in-node=\"0\"\u003eOperating Temperature Range\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,11,1,0\"\u003e32°F to 120°F (0°C to 49°C)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,12,0,0\"\u003e\u003cb data-path-to-node=\"1,12,0,0\" data-index-in-node=\"0\"\u003eLevel Adjustment Range\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,12,1,0\"\u003eIndexed dual-pivot clevises and adjustable float rod pitch allow precise field calibration of operating water elevation (+\/- 4 to 8 in)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,13,0,0\"\u003e\u003cb data-path-to-node=\"1,13,0,0\" data-index-in-node=\"0\"\u003eCompliance \/ Standards\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"1,13,1,0\"\u003eNSF\/ANSI Standard 50 compatible materials; meets Model Aquatic Health Code (MAHC) surge tank level control requirements\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 dir=\"ltr\" data-path-to-node=\"2\"\u003eHydraulic \u0026amp; Mechanical Operating Details\u003c\/h3\u003e\n\u003cul dir=\"ltr\" data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"3,0,0\"\u003e\u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"0\"\u003eNomenclature Breakdown:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003e\u003ccode data-path-to-node=\"3,0,0\" data-index-in-node=\"24\"\u003e8\u003c\/code\u003e\u003cspan\u003e = 8-inch nominal bore; \u003c\/span\u003e\u003ccode data-path-to-node=\"3,0,0\" data-index-in-node=\"49\"\u003eFV\u003c\/code\u003e\u003cspan\u003e = Float Valve; \u003c\/span\u003e\u003ccode data-path-to-node=\"3,0,0\" data-index-in-node=\"67\"\u003eD\u003c\/code\u003e\u003cspan\u003e = Double-Arm yoke lever mechanism; \u003c\/span\u003e\u003ccode data-path-to-node=\"3,0,0\" data-index-in-node=\"104\"\u003eP\u003c\/code\u003e\u003cspan\u003e = PVC body construction with articulated dual pivots; \u003c\/span\u003e\u003ccode data-path-to-node=\"3,0,0\" data-index-in-node=\"160\"\u003eXWB\u003c\/code\u003e\u003cspan\u003e = Extra Weighted Ball float assembly; \u003c\/span\u003e\u003ccode data-path-to-node=\"3,0,0\" data-index-in-node=\"202\"\u003eInline\u003c\/code\u003e\u003cspan\u003e = dual-ended (inlet\/outlet) inline housing.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"3,1,0\"\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"0\"\u003eDual-Pivot Balance + Extra Weighted Ball (\u003ccode data-path-to-node=\"3,1,0\" data-index-in-node=\"42\"\u003eXWB\u003c\/code\u003e) Synergy on an 8\" Bore:\u003c\/b\u003e\u003cspan\u003e Scaling up to an 8-inch inline throttling disc (50.\u003c\/span\u003e\u003cspan\u003e3 sq.\u003c\/span\u003e\u003cspan\u003e in.\u003c\/span\u003e\u003cspan\u003e cross-sectional area—nearly double a 6\" bore) substantially increases hydraulic surface loading and shaft O-ring breakaway resistance.\u003c\/span\u003e\u003cspan\u003e The internally ballasted \u003c\/span\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"291\"\u003eExtra Weighted Ball\u003c\/b\u003e\u003cspan\u003e supplies high downward gravitational deadweight to reliably crack the 8\" valve open when tank levels drop under differential line pressure,\u003c\/span\u003e\u003cspan\u003e while the twin \u003c\/span\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"466\"\u003eDouble-Arm\u003c\/b\u003e\u003cspan\u003e 316 stainless steel yoke and matched clevis pivots distribute upward buoyancy evenly across both sides of the valve shaft—eliminating side-loading,\u003c\/span\u003e\u003cspan\u003e torsional binding,\u003c\/span\u003e\u003cspan\u003e and uneven seat wear during shutoff.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"3,2,0\"\u003e\u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"0\"\u003eInline Piping Integration:\u003c\/b\u003e\u003cspan\u003e Installed directly in-series along submerged main-drain modulation headers,\u003c\/span\u003e\u003cspan\u003e suction-equalizer lines,\u003c\/span\u003e\u003cspan\u003e or enclosed gravity transfer pipes inside the surge tank,\u003c\/span\u003e\u003cspan\u003e keeping high-volume flow contained within the header without splashing or air entrainment into pump suction manifolds.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"3,3,0\"\u003e\u003cb data-path-to-node=\"3,3,0\" data-index-in-node=\"0\"\u003eShipping Weight:\u003c\/b\u003e\u003cspan\u003e Approx.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cb data-path-to-node=\"3,3,0\" data-index-in-node=\"25\"\u003e48 to 64 lbs (21.8 to 29.0 kg)\u003c\/b\u003e\u003cspan\u003e complete with 8\" Schedule 80 PVC inline valve body,\u003c\/span\u003e\u003cspan\u003e dual heavy-duty 316 SS pivot arms and clevis assemblies,\u003c\/span\u003e\u003cspan\u003e cross-yoke linkage hardware,\u003c\/span\u003e\u003cspan\u003e and oversized extra-weighted ballast float.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Commercial Pool and Spa Supplies","offers":[{"title":"Default Title","offer_id":68344110678127,"sku":"8FVDP-XMB","price":6333.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/3785\/3807\/files\/XF3-4KIT-2.jpg?v=1794499157","url":"https:\/\/commercialpoolandspasupplies.com\/products\/8-fvdp-xwb-double-arm-float-valve-with-pivot-extra-weighted-ball-inline","provider":"Commercial Pool and Spa Supplies ","version":"1.0","type":"link"}