{"product_id":"mermade-160-181-horizontal-sand-filter-71-6-sq-ft","title":"Mermade 160-181 Horizontal Sand Filter, 71.6 Sq.ft","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\"\u003eMer-Made 160-181 Horizontal Sand Filter (71.6 sq. ft. Filter Area)\u003c\/b\u003e\u003cspan\u003e is the largest standard single-tank horizontal fiberglass pressure filter in Mer-Made’s \u003c\/span\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"159\"\u003e60-inch outer diameter\u003c\/b\u003e\u003cspan\u003e commercial product line.\u003c\/span\u003e\u003cspan\u003e Featuring an extended shell exceeding 15 feet in length,\u003c\/span\u003e\u003cspan\u003e this ultra-high-capacity vessel delivers 71.\u003c\/span\u003e\u003cspan\u003e6 sq.\u003c\/span\u003e\u003cspan\u003e ft.\u003c\/span\u003e\u003cspan\u003e of effective surface filtration with a deep media bed and extensive vertical freeboard.\u003c\/span\u003e\u003cspan\u003e It is engineered for premier municipal aquatic centers,\u003c\/span\u003e\u003cspan\u003e high-volume water theme parks,\u003c\/span\u003e\u003cspan\u003e massive surf and wave lagoons,\u003c\/span\u003e\u003cspan\u003e and multi-pool Olympic competition complexes requiring massive turnover rates within mechanical spaces constrained by vertical height limits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"1\"\u003e\u003cspan\u003eThe vessel is manufactured from seamless,\u003c\/span\u003e\u003cspan\u003e continuous filament-wound fiberglass-reinforced polyester (FRP) with an integral resin-rich chemical barrier that eliminates rust and provides structural immunity against heavily chlorinated water,\u003c\/span\u003e\u003cspan\u003e ozone,\u003c\/span\u003e\u003cspan\u003e and commercial pool water chemistries.\u003c\/span\u003e\u003cspan\u003e Internally,\u003c\/span\u003e\u003cspan\u003e a heavy-duty Schedule 80 PVC distribution header with engineered hydraulic diffusers spans the crown of the vessel,\u003c\/span\u003e\u003cspan\u003e paired with a full-length,\u003c\/span\u003e\u003cspan\u003e low-profile slotted PVC collector underdrain assembly along the bottom invert.\u003c\/span\u003e\u003cspan class=\"\"\u003e This arrangement ensures balanced hydraulic face velocities across the entire sand bed during filtration and prevents media channeling or lateral failure during high-rate backwash cycles.\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"2\"\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=\"2,1,0,0\"\u003e\u003cb data-path-to-node=\"2,1,0,0\" data-index-in-node=\"0\"\u003eModel Reference\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,1,1,0\"\u003eMer-Made 160-181 (160 Series Commercial Horizontal)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,2,0,0\"\u003e\u003cb data-path-to-node=\"2,2,0,0\" data-index-in-node=\"0\"\u003eEffective Filtration Area\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,2,1,0\"\u003e71.6 sq. ft. (6.65 m²)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,3,0,0\"\u003e\u003cb data-path-to-node=\"2,3,0,0\" data-index-in-node=\"0\"\u003eTank Outer Diameter (OD)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,3,1,0\"\u003e60.0 in (1,524 mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,4,0,0\"\u003e\u003cb data-path-to-node=\"2,4,0,0\" data-index-in-node=\"0\"\u003eNominal Shell Length\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,4,1,0\"\u003eApprox. 181.0 in (4,597 mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,5,0,0\"\u003e\u003cb data-path-to-node=\"2,5,0,0\" data-index-in-node=\"0\"\u003eOverall Dimensions (with Saddles\/Fittings)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,5,1,0\"\u003eApprox. 62.0 in W x 187.0 in L x 72.0 in H (1,575 mm x 4,750 mm x 1,829 mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,6,0,0\"\u003e\u003cb data-path-to-node=\"2,6,0,0\" data-index-in-node=\"0\"\u003eFace Piping \/ Connection Size\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,6,1,0\"\u003e8.0 in (200 mm) or 10.0 in (250 mm) ANSI Class 150 Flanged (Schedule 80 PVC standard)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,7,0,0\"\u003e\u003cb data-path-to-node=\"2,7,0,0\" data-index-in-node=\"0\"\u003eDesign Filtration Flow Rate (5 gpm\/sq. ft.)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,7,1,0\"\u003e358.0 US gpm (81.3 m³\/h)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,8,0,0\"\u003e\u003cb data-path-to-node=\"2,8,0,0\" data-index-in-node=\"0\"\u003eDesign Filtration Flow Rate (10 gpm\/sq. ft.)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,8,1,0\"\u003e716.0 US gpm (162.6 m³\/h)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,9,0,0\"\u003e\u003cb data-path-to-node=\"2,9,0,0\" data-index-in-node=\"0\"\u003eDesign Filtration Flow Rate (Max 14 gpm\/sq. ft.)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,9,1,0\"\u003e1,002.4 US gpm (227.7 m³\/h)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,10,0,0\"\u003e\u003cb data-path-to-node=\"2,10,0,0\" data-index-in-node=\"0\"\u003eDesign Filtration Flow Rate (Standard 15 gpm\/sq. ft.)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,10,1,0\"\u003e1,074.0 US gpm (243.9 m³\/h)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,11,0,0\"\u003e\u003cb data-path-to-node=\"2,11,0,0\" data-index-in-node=\"0\"\u003eRequired Backwash Flow Rate (15 gpm\/sq. ft.)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,11,1,0\"\u003e1,074.0 US gpm (243.9 m³\/h)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,12,0,0\"\u003e\u003cb data-path-to-node=\"2,12,0,0\" data-index-in-node=\"0\"\u003eTurnover Capacity (8-Hour @ 1,002.4 gpm)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,12,1,0\"\u003e481,152 US gal (1,821.3 m³)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,13,0,0\"\u003e\u003cb data-path-to-node=\"2,13,0,0\" data-index-in-node=\"0\"\u003eTurnover Capacity (6-Hour @ 1,002.4 gpm)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,13,1,0\"\u003e360,864 US gal (1,366.0 m³)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,14,0,0\"\u003e\u003cb data-path-to-node=\"2,14,0,0\" data-index-in-node=\"0\"\u003eMaximum Working Pressure\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,14,1,0\"\u003e50 psi (3.45 bar \/ 345 kPa)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,15,0,0\"\u003e\u003cb data-path-to-node=\"2,15,0,0\" data-index-in-node=\"0\"\u003eFactory Test Pressure\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,15,1,0\"\u003e75 psi (5.17 bar)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,16,0,0\"\u003e\u003cb data-path-to-node=\"2,16,0,0\" data-index-in-node=\"0\"\u003eCertifications\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,16,1,0\"\u003eNSF\/ANSI Standard 50 Certified (Commercial Pool and Spa)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,17,0,0\"\u003e\u003cb data-path-to-node=\"2,17,0,0\" data-index-in-node=\"0\"\u003eStandard Media Load (Silica Sand + Graded Gravel)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,17,1,0\"\u003eApprox. 14,500 to 16,000 lbs (6,577 to 7,257 kg) total\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,18,0,0\"\u003e- \u003ci data-path-to-node=\"2,18,0,0\" data-index-in-node=\"2\"\u003eTop Layer: Filter Sand (#20 Silica \/ 20–30 mesh)\u003c\/i\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,18,1,0\"\u003eApprox. 10,100 to 11,200 lbs (4,581 to 5,080 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,19,0,0\"\u003e- \u003ci data-path-to-node=\"2,19,0,0\" data-index-in-node=\"2\"\u003eIntermediate \/ Underbed Layers (6–20 Sand \u0026amp; 1\/8\"–1\/4\" Stone)\u003c\/i\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,19,1,0\"\u003eApprox. 4,400 to 4,800 lbs (1,996 to 2,177 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,20,0,0\"\u003e- \u003ci data-path-to-node=\"2,20,0,0\" data-index-in-node=\"2\"\u003eAlternative AFM Media (Dr. Dryden's Activated Glass)\u003c\/i\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,20,1,0\"\u003eApprox. 12,325 to 13,600 lbs (5,590 to 6,169 kg) total \u003ci data-path-to-node=\"2,20,1,0\" data-index-in-node=\"55\"\u003e(~15% weight reduction)\u003c\/i\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,21,0,0\"\u003e\u003cb data-path-to-node=\"2,21,0,0\" data-index-in-node=\"0\"\u003eService Access\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,21,1,0\"\u003eDual elliptical manways (12\" x 16\" or 14\" x 18\") with pressure-assisted EPDM gaskets\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,22,0,0\"\u003e\u003cb data-path-to-node=\"2,22,0,0\" data-index-in-node=\"0\"\u003eVessel Shell Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"2,22,1,0\"\u003eFilament-wound fiberglass-reinforced polyester (FRP)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"3\"\u003e\u003cspan class=\"\"\u003eThe unit features three heavy-duty integrated FRP structural support saddles,\u003c\/span\u003e\u003cspan\u003e a front-mounted differential pressure gauge panel,\u003c\/span\u003e\u003cspan\u003e continuous automatic internal air relief piping,\u003c\/span\u003e\u003cspan\u003e an external manual brass\/stainless steel air vent valve,\u003c\/span\u003e\u003cspan\u003e and dual integrated bottom combination water drain and media slurry cleanout ports.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\" data-path-to-node=\"4\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"4\"\u003eshipping weight\u003c\/b\u003e\u003cspan\u003e of the dry filter vessel—including structural support saddles,\u003c\/span\u003e\u003cspan\u003e internal Schedule 80 PVC distribution\/underdrain assemblies,\u003c\/span\u003e\u003cspan\u003e manway hardware,\u003c\/span\u003e\u003cspan\u003e and protective heavy-duty timber crating (excluding media)—is approximately \u003c\/span\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"237\"\u003e1,550 to 1,800 lbs (703 to 816 kg)\u003c\/b\u003e\u003cspan\u003e.\u003c\/span\u003e\u003cspan\u003e When charged with standard sand\/gravel media and completely flooded during full operation,\u003c\/span\u003e\u003cspan\u003e the total operating weight increases to approximately \u003c\/span\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"418\"\u003e31,500 to 35,500 lbs (14,288 to 16,103kg.)\u003c\/b\u003e\u003c\/p\u003e","brand":"Commercial Pool and Spa Supplies","offers":[{"title":"Default Title","offer_id":68295534116975,"sku":"160-181","price":72611.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/3785\/3807\/files\/mermade-filter-fiberglass-commercial-pool-filter-in-operation-474-474_dda7d9c9-06e6-4ee9-96e0-d0b1f744b733.jpg?v=1794325846","url":"https:\/\/commercialpoolandspasupplies.com\/products\/mermade-160-181-horizontal-sand-filter-71-6-sq-ft","provider":"Commercial Pool and Spa Supplies ","version":"1.0","type":"link"}