{"product_id":"aquarium-silicon-509-asi","title":"Aquarium Silicon 509 ASI","description":"\u003cp\u003e\u003cspan\u003eASI 509 Aquarium Silicone\u003c\/span\u003e\u003cspan\u003e (sometimes written as “Aquarium Silicone 509 ASI”) is a \u003c\/span\u003e\u003cspan\u003eprofessional-grade aquarium-safe RTV silicone sealant\u003c\/span\u003e\u003cspan\u003e used for building and repairing fish tanks.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhat it is\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eA \u003c\/span\u003e\u003cspan\u003e100% RTV (room-temperature vulcanizing) silicone\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDesigned specifically for \u003c\/span\u003e\u003cspan\u003eaquariums, terrariums, and glass panel sealing\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCures into a \u003c\/span\u003e\u003cspan\u003eflexible rubber-like waterproof bond\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eKey features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eAquarium safe\u003c\/span\u003e\u003cspan\u003e (safe for freshwater \u0026amp; saltwater once fully cured)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eStrong adhesion to glass\u003c\/span\u003e\u003cspan\u003e without primer\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eHigh strength + flexibility\u003c\/span\u003e\u003cspan\u003e (handles water pressure and tank movement)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eNon-slump formula\u003c\/span\u003e\u003cspan\u003e (won’t sag on vertical seams)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClear or black options\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eResistant to long-term water exposure and yellowing\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eWhat it’s used for in aquariums\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eSealing \u003c\/span\u003e\u003cspan\u003eaquarium corners and seams\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRebuilding or resealing tanks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstalling or repairing \u003c\/span\u003e\u003cspan\u003ebaffles in sumps\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBonding \u003c\/span\u003e\u003cspan\u003eglass panels in custom tanks\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGeneral reef tank repairs\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eImportant notes (this matters)\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eMust be \u003c\/span\u003e\u003cspan\u003efully cured (usually 24–48+ hours, sometimes longer for thick beads)\u003c\/span\u003e\u003cspan\u003e before adding water or livestock\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOld silicone must be \u003c\/span\u003e\u003cspan\u003ecompletely removed before resealing\u003c\/span\u003e\u003cspan\u003e (new silicone doesn’t properly bond to old cured silicone)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAvoid contamination (oils, dust, wet glass)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eWhy reef builders use it\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIt’s basically considered a \u003c\/span\u003e\u003cspan\u003e“pro builder” silicone\u003c\/span\u003e\u003cspan\u003e—the same type used in manufacturing aquariums, not just DIY repair kits.\u003c\/span\u003e\u003c\/p\u003e","brand":"Strictly Fish Miami","offers":[{"title":"Black 10.2 fl oz","offer_id":44293750128728,"sku":null,"price":19.99,"currency_code":"USD","in_stock":true},{"title":"Clear 10.2 Fl Oz","offer_id":44293753208920,"sku":null,"price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0263\/6375\/6632\/files\/IMG-0770.jpg?v=1782764392","url":"https:\/\/www.strictlyfishmiami.com\/products\/aquarium-silicon-509-asi","provider":"Strictly Fish Miami","version":"1.0","type":"link"}