{"product_id":"seaflo-composite-straight-composite-non-return-valv-4boats","title":"Seaflo Straight Non-Return Valve 1\" 1-1\/4\" 1-1\/2\" Composite Check Valve INV1Z15001","description":"\u003c!-- \n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars): Seaflo Straight Non-Return Valve 1\" 1-1\/4\" 1-1\/2\" Composite Check Valve INV1Z15001\n  SEO NOTES: Research-backed description for Seaflo INV1Z15001. Features technical specs for 25mm, 32mm, and 38mm hose sizes. Includes serviceable design highlights and bilge system compatibility.\n--\u003e\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"Seaflo Composite Non-Return Valve Straight 1-1\/4\\\" - 1\\\"\",\n    \"description\": \"Premium Seaflo composite in-line non-return valve designed to prevent backflow in marine bilge and plumbing systems. Features a stepped tail for 1\\\", 1-1\/4\\\", and 1-1\/2\\\" hoses.\",\n    \"brand\": { \"@type\": \"Brand\", \"name\": \"Seaflo \/ 4Boats\" },\n    \"sku\": \"INV1Z15001\",\n    \"mpn\": \"INV1Z15001\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": {{ shop.url | append: product.url | json }},\n      \"priceCurrency\": \"GBP\",\n      \"price\": {{ product.price | divided_by: 100.00 | json }},\n      \"availability\": \"https:\/\/schema.org\/InStock\"\n    }\n  }\n  \u003c\/script\u003e\n\u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eSeaflo Straight Non-Return Valve [INV1Z15001]\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003eVersatile 1\", 1-1\/4\" \u0026amp; 1-1\/2\" Stepped Hose Connection\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n\u003cp style=\"margin-top: 0;\"\u003eThe **Seaflo INV1Z15001** is a high-performance, in-line composite non-return valve (check valve) engineered specifically for marine, RV, and industrial plumbing applications. Its primary function is to prevent the backflow of water into the bilge or system when the pump is deactivated, ensuring your vessel stays drier and your pump operates more efficiently.\u003c\/p\u003e\n\u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eSERVICEABLE DESIGN:\u003c\/strong\u003e This valve features a unique threaded middle section that can be easily unscrewed, allowing for quick inspection, cleaning, and maintenance without removing the entire hose assembly.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n\u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n\u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ **Stepped Hose Tail:** Fits 25mm (1\"), 32mm (1-1\/4\"), and 38mm (1-1\/2\") ID hoses.\u003c\/li\u003e\n\u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ **Corrosion Resistant:** Built from Glass-Fibre reinforced Nylon (PA6+GF+POM).\u003c\/li\u003e\n\u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ **Ultra-Durable:** Designed for both freshwater and harsh saltwater environments.\u003c\/li\u003e\n\u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ **In-Line Installation:** Compact straight profile for tight bilge spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n\u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003eINV1Z15001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eLength:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e150.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eWidth\/Diameter:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e57 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eInlet\/Outlet:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003eStepped (1\", 1-1\/4\", 1-1\/2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003eReinforced Composite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eOrientation:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003eStraight \/ In-line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eCompatibility \/ Fitment Guide\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #ecf0f1;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eApplication\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eCompatible Sizes\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eBilge Pumps\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\", 1-1\/4\", 1-1\/2\" ID Hose\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eFits Seaflo, Rule, \u0026amp; Whale models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eLivewells\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e25mm - 38mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003ePrevents tank drainage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eSump Systems\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eStandard Marine Hose\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eVertical or Horizontal install\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px;\"\u003e\n\u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Cross Reference\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fcfcfc; width: 40%;\"\u003e\u003cstrong\u003eSeaflo MPN\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSFEINV1-Z150-01 \/ INV1Z15001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; background-color: #fcfcfc;\"\u003e\u003cstrong\u003eAlternative Ref\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eWA321B \/ SF-NRV-01 (Stepped)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- QUESTIONS \u0026 ANSWERS SECTION --\u003e\n\u003cdiv style=\"margin-top: 30px; background-color: #fcfcfc; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px;\"\u003e\n\u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eIs this a genuine original part?\u003c\/p\u003e\n\u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThis is a premium genuine Seaflo aftermarket replacement part, manufactured to meet or exceed original equipment standards for marine use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 15px;\"\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eHow do I know if it is compatible?\u003c\/p\u003e\n\u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eWe recommend checking the SKU\/MPN and Cross Reference list above. This valve is universally compatible with standard 25mm, 32mm, and 38mm marine hoses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 0;\"\u003e\n\u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eCan the hose tail be trimmed?\u003c\/p\u003e\n\u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eYes, the stepped design allows you to cut the smaller steps off if you are using a larger 1.5\" hose to ensure maximum flow and a secure fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please verify your original part number and hose diameter before purchasing. All technical data is provided by Seaflo Marine. 4boats.co.uk - Your Marine Parts Experts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"4Boats","offers":[{"title":"Default Title","offer_id":56755725533558,"sku":"INV1Z15001","price":13.93,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8140\/9004\/files\/OIP_75125cbb-4ae1-471e-98e0-2850a0d5998c.jpg?v=1769508018","url":"https:\/\/www.leighnumberplates.com\/products\/seaflo-composite-straight-composite-non-return-valv-4boats","provider":"Leigh Number Plates","version":"1.0","type":"link"}