{"product_id":"coospider-repta-2-pack-18w-uv-light-bulb-replacement-for-pond-clarifier-4-pin-base","title":"Coospider-Repta 2 Pack 18W UV Light Bulb Replacement for Pond Clarifier — 4-Pin Base","description":"\u003cp\u003eUpgrade your pond lighting with the Coospider-Repta 18W UV light bulb replacement. This two-pack UV-C bulb slides into many pond clarifiers with a 4-pin base and an 8.75-inch length, giving you a straightforward install. The UV peak at 253.7 nm paired with a high-transmission quartz tube is designed to support clearer water as water flows through the filter chamber.\u003c\/p\u003e\n\u003cp\u003eThanks to its universal replacement design, the bulb fits many popular brands such as AQUATOP, Jebo, Jebao, Tetra, SUNSUN, ViaAqua, Grech, and more. With a lifespan of over 8,000 hours, this bulb aims to reduce the frequency of replacements and simplify maintenance planning. For best results, replace every 8 to 10 months, depending on usage and environmental factors.\u003c\/p\u003e\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBroad compatibility with common pond clarifiers for easier upgrades\u003c\/li\u003e\n\u003cli\u003eUV-C output at 253.7 nm to support a clearer water flow path\u003c\/li\u003e\n\u003cli\u003eLong-lasting performance to reduce maintenance cycles\u003c\/li\u003e\n\u003cli\u003eTwo-pack value for stocking and seasonal changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn real-world use, a backyard pond may benefit from clearer water during the warm season, while a small koi setup can benefit from consistent maintenance intervals. Picture a weekend pond check that reveals a crisper surface and more vibrant reflections, with fewer algae blooms as water passes through the UV stage.\u003c\/p\u003e\n\u003ch3\u003eKey specs and safety\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower: 18W; length: 8.75 inches; base: 4-pin\u003c\/li\u003e\n\u003cli\u003eUV peak: 253.7 nm; quartz tube ensures optimum transmission\u003c\/li\u003e\n\u003cli\u003eUniversal compatibility with major brands\u003c\/li\u003e\n\u003cli\u003eLifespan: 8,000+ hours; replacement recommended every 8–10 months\u003c\/li\u003e\n\u003cli\u003e180-day warranty; responsive customer service\u003c\/li\u003e\n\u003cli\u003eOzone-free design; safety note: avoid direct eye exposure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eImportant safety note: UV-C light can be harmful with direct exposure, and this bulb emits short-wave radiation. Always follow installation instructions and handle bulbs with care.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the UV wavelength of the 18W bulb?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Peak at 253.7 nm, designed for pond water treatment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this bulb compatible with my pond clarifier brand?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it's a universal replacement for many brands, including AQUATOP, Jebo, Jebao, Tetra, SUNSUN, ViaAqua, and Grech.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"coospider-repta","offers":[{"title":"Default Title","offer_id":48188405776628,"sku":"B0C6PRSGBB","price":32.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/6652\/0820\/files\/coospider-repta-18w-uv-bulb-pack.jpg?v=1778387602","url":"https:\/\/www.cerapatiogarden.com\/products\/coospider-repta-2-pack-18w-uv-light-bulb-replacement-for-pond-clarifier-4-pin-base","provider":"Cera Garden","version":"1.0","type":"link"}