{"product_id":"black-24-pack-akfix-100e-rtv-silicone-caulk-24x10-1-fl-oz-pack","title":"Black 24-Pack Akfix 100E RTV Silicone Caulk - 24x10.1 fl.oz. Pack","description":"\u003cp\u003eOur review of the Akfix 100E RTV Black Silicone Caulk focuses on practical use in homes and light commercial spaces where a durable, waterproof black sealant is needed. This 24-pack of 10.1 fl.oz. cartridges targets homeowners, contractors doing repetitive sealing jobs, and anyone sealing wet areas such as showers and sinks. The single biggest reason to buy is the product's long-term elasticity and strong adhesion on common non-porous surfaces, which makes it a dependable choice for kitchen and bathroom sealing tasks.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal silicone:\u003c\/strong\u003e Works as an all-purpose RTV gap filler suitable for a range of general-purpose bonds in bathrooms and kitchens.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and flexible:\u003c\/strong\u003e Cures to a permanently elastic seal that maintains flexibility after curing, ideal for movement around fixtures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy DIY application:\u003c\/strong\u003e Cartridges are intended for straightforward use by homeowners for sealing gaps around windows, door frames, baseboards, and walls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong adhesion:\u003c\/strong\u003e Bonds well to common non-porous building materials and resists ageing, cracking, and discolouring over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface compatibility:\u003c\/strong\u003e Fast-curing mastic suitable for door, window, glass, porcelain, and steel surfaces, with a caution to avoid mirrors and sensitive metals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Akfix 100E in black is best for homeowners, maintenance teams, and tradespeople who need a consistent, waterproof silicone seal for repeated jobs, especially in bathrooms, kitchens, and window or door surrounds. The black color helps when a dark finish is required for aesthetic or concealment reasons.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for applications on mirrors or sensitive metals such as copper, brass, or lead due to acidic curing. Buyers who need a neutral-cure silicone for those sensitive substrates should look for an alternative formulated specifically for mirror-safe or metal-safe use.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGood value for bulk projects because the 24-pack supplies many joints and fixtures.\u003c\/li\u003e\n\u003cli\u003eDurable, waterproof seal that remains elastic and resists cracking and discolouring.\u003c\/li\u003e\n\u003cli\u003eStrong adhesion to common non-porous building materials like glass, porcelain, and steel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAcidic curing restricts use on mirrors and sensitive metals; not suitable for all substrates.\u003c\/li\u003e\n\u003cli\u003eSome customers report mixed build quality of the cartridges and issues with the tip, which can affect ease of application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAkfix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e100E RTV Silicone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack quantity\u003c\/td\u003e\n\u003ctd\u003e24 cartridges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCartridge volume\u003c\/td\u003e\n\u003ctd\u003e10.1 fl.oz. each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCuring type\u003c\/td\u003e\n\u003ctd\u003eAcidic RTV silicone (fast-curing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Akfix 100E Black silicone caulk is a sensible choice for anyone sealing showers, sinks, windows, or doors who needs a bulk supply of a waterproof, permanently elastic black sealant. It represents good value for repetitive jobs and provides reliable adhesion on common non-porous materials, though users should avoid mirrors and sensitive metals and be prepared for occasional cartridge quality variation.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this silicone be used on mirrors?\u003c\/strong\u003e\u003cbr\u003eNo. The product cures by an acidic mechanism and should not be used on mirrors or sensitive metals like copper, brass, or lead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this silicone suitable for shower seams?\u003c\/strong\u003e\u003cbr\u003eYes. It is waterproof, flexible after curing, and formulated for bathroom use, making it appropriate for shower seams and bathtub joints.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it stick to porcelain and glass?\u003c\/strong\u003e\u003cbr\u003eYes. It provides strong adhesion on common non-porous surfaces such as glass and porcelain.\u003c\/p\u003e","brand":"Akfix","offers":[{"title":"Default Title","offer_id":48245488124123,"sku":"B0BYT4KS91","price":74.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71G6_mDnO5L._SL1500.jpg?v=1770922150","url":"https:\/\/gearmusthave.com\/products\/black-24-pack-akfix-100e-rtv-silicone-caulk-24x10-1-fl-oz-pack","provider":"GearMustHave","version":"1.0","type":"link"}