{"product_id":"r0989300-jandy-top-mount-sand-filter-sight-glass-plug-kit","title":"R0989300 | Jandy Top Mount Sand Filter Sight Glass Plug Kit","description":"\u003cp data-end=\"784\" data-start=\"142\"\u003eThe Jandy R0989300 Sight Glass with Plug Kit is a genuine OEM accessory designed for Jandy top-mount sand filters such as the SFTM22-1.5 and SFTM24-2.0 models. This compact kit includes a clear inspection sight glass and compatible plug (each with its own O-ring), enabling you to visually monitor water clarity, flow direction or backwash effluent without disassembling the tank. Engineered for simple installation and reliable sealing, the R0989300 helps restore proper filter performance and visual maintenance access—ideal for both service professionals and DIY pool owners.\u003c\/p\u003e\n\u003ch3 data-end=\"802\" data-start=\"786\"\u003eHighlights\u003c\/h3\u003e\n\u003cul data-end=\"1807\" data-start=\"803\"\u003e\n\u003cli data-end=\"1001\" data-start=\"803\"\u003e\n\u003cp data-end=\"1001\" data-start=\"805\"\u003e\u003cstrong data-end=\"841\" data-start=\"805\"\u003eComplete Sight Glass \u0026amp; Plug Kit:\u003c\/strong\u003e Includes both the transparent sight glass and matching plug—each fitted with O-rings—so you can replace worn or missing components in one convenient package.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1229\" data-start=\"1002\"\u003e\n\u003cp data-end=\"1229\" data-start=\"1004\"\u003e\u003cstrong data-end=\"1039\" data-start=\"1004\"\u003eDirect OEM Fit for SFTM Series:\u003c\/strong\u003e Compatible with Jandy top-mount sand filters such as the SFTM22-1.5 and SFTM24-2.0 models, guaranteeing proper seal and fitment without modification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1431\" data-start=\"1230\"\u003e\n\u003cp data-end=\"1431\" data-start=\"1232\"\u003e\u003cstrong data-end=\"1262\" data-start=\"1232\"\u003eInstant Visual Monitoring:\u003c\/strong\u003e Allows visual inspection of the filter’s interior water clarity or flow during operation\/backwash, helping you assess filter status and maintenance needs more easily.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1633\" data-start=\"1432\"\u003e\n\u003cp data-end=\"1633\" data-start=\"1434\"\u003e\u003cstrong data-end=\"1471\" data-start=\"1434\"\u003eDurable, Pool-Ready Construction:\u003c\/strong\u003e Built with materials suited for the pool environment—resistant to water pressure, UV exposure, and chemical conditions—to deliver reliable long-term operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1807\" data-start=\"1634\"\u003e\n\u003cp data-end=\"1807\" data-start=\"1636\"\u003e\u003cstrong data-end=\"1674\" data-start=\"1636\"\u003eQuick, Tool-Friendly Installation:\u003c\/strong\u003e The kit is designed for straightforward replacement of the sight glass and plug, reducing downtime and simplifying filter servicing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eJandy SFTM22-1.5 Series Top-Mount Sand Filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eJandy SFTM24-2.0 Series Top-Mount Sand Filters\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"0\" data-end=\"21\"\u003eAdditional Info\u003c\/h3\u003e\n\u003cp data-start=\"22\" data-end=\"265\"\u003eNeed to replace the sight glass or plug on your Jandy SFTM Series sand filter? The Jandy R0989300 Sight Glass with Plug Kit provides a full OEM solution for clear visual monitoring and dependable sealing during backwash or filtration cycles.\u003c\/p\u003e\n\u003ch2 data-start=\"267\" data-end=\"324\"\u003eInstalling the Jandy R0989300 Sight Glass \u0026amp; Plug Kit\u003c\/h2\u003e\n\u003cp data-start=\"325\" data-end=\"535\"\u003eThe R0989300 kit includes both the transparent sight glass and matching plug, each with pre-fitted O-rings. Proper installation ensures leak-free operation and allows easy observation of filter water clarity.\u003c\/p\u003e\n\u003ch4 data-start=\"537\" data-end=\"616\"\u003eHow do I install the Jandy R0989300 sight glass on my SFTM22-1.5 filter?\u003c\/h4\u003e\n\u003ch4 data-start=\"617\" data-end=\"704\"\u003eShould I use Teflon tape or lubricant on the O-ring threads during installation?\u003c\/h4\u003e\n\u003ch4 data-start=\"705\" data-end=\"782\"\u003eCan I buy the R0989300 Sight Glass Kit in store at Discount Pool Mart?\u003c\/h4\u003e\n\u003ch4 data-start=\"783\" data-end=\"860\"\u003eHow tight should the plug and sight glass be secured to prevent leaks?\u003c\/h4\u003e\n\u003ch4 data-start=\"861\" data-end=\"947\"\u003eWhat should I check if I notice air bubbles inside the sight glass after setup?\u003c\/h4\u003e\n\u003ch2 data-start=\"949\" data-end=\"996\"\u003eMonitoring Filter and Backwash Performance\u003c\/h2\u003e\n\u003cp data-start=\"997\" data-end=\"1183\"\u003eThe clear sight glass helps you monitor when backwashing is complete or when the filter water runs clear again. This section explains how to use it effectively for regular maintenance.\u003c\/p\u003e\n\u003ch4 data-start=\"1185\" data-end=\"1258\"\u003eHow do I know when to stop backwashing using the sight glass view?\u003c\/h4\u003e\n\u003ch4 data-start=\"1259\" data-end=\"1323\"\u003eWhy is water still cloudy after multiple backwash cycles?\u003c\/h4\u003e\n\u003ch4 data-start=\"1324\" data-end=\"1401\"\u003eCan I use the sight glass to monitor flow direction or valve function?\u003c\/h4\u003e\n\u003ch4 data-start=\"1402\" data-end=\"1485\"\u003eCan I bring the old plug into DPM to ensure compatibility with the R0989300?\u003c\/h4\u003e\n\u003ch4 data-start=\"1486\" data-end=\"1567\"\u003eWhat should I do if the sight glass becomes foggy or discolored over time?\u003c\/h4\u003e\n\u003ch2 data-start=\"1569\" data-end=\"1615\"\u003eMaintaining Durability and Seal Integrity\u003c\/h2\u003e\n\u003cp data-start=\"1616\" data-end=\"1750\"\u003eRoutine cleaning and inspection prevent leaks, maintain visibility, and ensure long-lasting performance for your SFTM filter system.\u003c\/p\u003e\n\u003ch4 data-start=\"1752\" data-end=\"1828\"\u003eHow often should I inspect the sight glass and plug O-rings for wear?\u003c\/h4\u003e\n\u003ch4 data-start=\"1829\" data-end=\"1909\"\u003eWhat’s the best way to clean residue buildup from inside the sight glass?\u003c\/h4\u003e\n\u003ch4 data-start=\"1910\" data-end=\"1981\"\u003eShould the plug be removed periodically for internal inspection?\u003c\/h4\u003e\n\u003ch4 data-start=\"1982\" data-end=\"2051\"\u003eCan I purchase replacement O-rings for this kit at DPM stores?\u003c\/h4\u003e\n\u003ch4 data-start=\"2052\" data-end=\"2135\"\u003eHow do I protect the sight glass from UV damage when the filter is outdoors?\u003c\/h4\u003e","brand":"Jandy","offers":[{"title":"Default Title","offer_id":50837177663776,"sku":"R0989300","price":9.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/discountpoolmart.com\/products\/r0989300-jandy-top-mount-sand-filter-sight-glass-plug-kit","provider":"Discount Pool Mart","version":"1.0","type":"link"}