{"product_id":"injection-duckbill-check-valve-mcinj38-5-pk-3-8","title":"Stenner Pumps | MCINJ38 | Duckbill Check Valve Santoprene 3\/8\" | 5 Pack for Classic \u0026 Econ Series Pumps","description":"\u003cp data-start=\"151\" data-end=\"417\"\u003eThe Stenner Pumps MCINJ38 Duckbill Check Valve is a Santoprene replacement component designed for compatible Classic and Econ Series pumps. This 5-pack supports 3\/8\" tubing systems by helping maintain proper one-way flow in chemical feed and metering applications.\u003c\/p\u003e\n\u003chr data-start=\"419\" data-end=\"422\"\u003e\n\u003cp data-start=\"427\" data-end=\"445\"\u003e\u003cstrong data-start=\"427\" data-end=\"443\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"447\" data-end=\"1117\"\u003e• Designed for compatible Stenner Classic and Econ Series pumps requiring 3\/8\" duckbill check valve replacements.\u003cbr data-start=\"560\" data-end=\"563\"\u003e• Santoprene valve construction supports reliable performance in approved chemical feed applications.\u003cbr data-start=\"664\" data-end=\"667\"\u003e• Duckbill check valve design helps maintain one-way flow and prevent backflow in the system.\u003cbr data-start=\"760\" data-end=\"763\"\u003e• 5-pack configuration provides multiple replacement valves for maintenance and service needs.\u003cbr data-start=\"857\" data-end=\"860\"\u003e• Suitable for pool, spa, water treatment, and chemical metering pump systems.\u003cbr data-start=\"938\" data-end=\"941\"\u003e• Helps maintain consistent dosing performance by supporting proper fluid direction.\u003cbr data-start=\"1025\" data-end=\"1028\"\u003e• Proper installation helps reduce system issues and supports long-term pump operation.\u003c\/p\u003e\n\u003chr data-start=\"1119\" data-end=\"1122\"\u003e\n\u003cp data-start=\"1127\" data-end=\"1149\"\u003e\u003cstrong data-start=\"1127\" data-end=\"1147\"\u003eProduct Overview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1151\" data-end=\"1433\"\u003eThe Stenner Pumps MCINJ38 Duckbill Check Valve Santoprene 3\/8\" 5 Pack is used to maintain proper fluid direction in compatible chemical feed systems. As a one-way valve, it helps prevent backflow, which is critical for maintaining accurate dosing and protecting system components.\u003c\/p\u003e\n\u003cp data-start=\"1435\" data-end=\"1762\"\u003eThis replacement set is ideal for service technicians, pool professionals, and maintenance teams working with Classic and Econ Series pumps. Routine replacement of check valves helps ensure consistent chemical delivery, reduce maintenance issues, and support reliable operation in pool, spa, and water treatment applications.\u003c\/p\u003e","brand":"STENNER PUMP COMPANY","offers":[{"title":"Default Title","offer_id":52272351510840,"sku":"MCINJ38","price":199.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/6319\/9544\/files\/51x_Q-w-DVL._AC_SL1000.jpg?v=1777922990","url":"https:\/\/appaetechpoolsupply.com\/products\/injection-duckbill-check-valve-mcinj38-5-pk-3-8","provider":"AppaeTech Pool Supply","version":"1.0","type":"link"}