{"product_id":"oatey-41408-cherne-single-size-underground-test-ball-plug-blocking-sewer-pipe-plug","title":"Oatey 41408 Cherne Single-size Underground Test-ball Plug Blocking Sewer Pipe Plug","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe Oatey 41408 is a Cherne Single-Size Underground Test-Ball Plug built for blocking flow in sanitary and storm sewer systems. HVAC techs, plumbers, and drainage professionals rely on this type of plug to isolate pipe sections during maintenance, inspection, and air testing. The plug inserts into the pipe and inflates to create a secure, pressure-tight seal. It works in both sanitary sewer lines and storm drainage applications, making it a versatile tool for underground pipe work.\u003c\/p\u003e\u003cp\u003eCherne Industries has a long history as a global leader in pipe plugs, blocking tools, and pipe testing equipment. The 41408 reflects that expertise. It is designed for underground use where reliable sealing is critical. The plug can also function as a back plug for sewer air tests, allowing technicians to pressurize a section of pipe and check for leaks or defects. This dual-purpose capability makes it a practical addition to any service truck or job site kit.\u003c\/p\u003e\u003cp\u003eThe plug inflates to 25 psi, which is 1.7 bar. The inflation thread is 1\/4 inch, a standard size compatible with common inflation fittings. The chain eye bolt diameter is 0.375 inches, allowing for safe retrieval after use. The plug is black in color and is a single-size design, meaning it is matched to one specific pipe diameter rather than being an expandable multi-size plug. Plumbers and sewer technicians working on underground systems will find this plug straightforward to deploy, inflate, and remove. It is a dependable blocking plug for any underground pipe maintenance task.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInflates to 25 psi for a reliable, pressure-tight seal in underground sewer pipe applications\u003c\/li\u003e\n\u003cli\u003eCompatible with standard 1\/4 inch inflation fittings for fast and easy setup on the job\u003c\/li\u003e\n\u003cli\u003eChain eye bolt at 0.375 inches supports safe retrieval after blocking or air testing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\u003cp\u003eThe Oatey 41408 Cherne Single-Size Underground Test-Ball Plug delivers dependable pipe blocking and air test back-plug capability for sanitary and storm sewer systems. It is a trusted tool from Cherne Industries, a recognized name in pipe plug and testing equipment.\u003c\/p\u003e\u003ch3\u003eProduct Information\u003c\/h3\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: OATEY\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 41408\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug Type\u003c\/strong\u003e: Blocking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Single-Size Underground Test-Ball\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInflation Pressure\u003c\/strong\u003e: 25 psi (1.7 bar)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInflation Thread\u003c\/strong\u003e: 1\/4 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain Eye Bolts\u003c\/strong\u003e: 0.375 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Black\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"OATEY","offers":[{"title":"Default Title","offer_id":51120777134386,"sku":"41408","price":538.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/304883083.jpg?v=1777739551","url":"https:\/\/voomisupply.com\/products\/oatey-41408-cherne-single-size-underground-test-ball-plug-blocking-sewer-pipe-plug","provider":"Voomi Supply","version":"1.0","type":"link"}