SKU: CW70174
UPC: 020537011522
MPN: 1152
The BoatLIFE Silicone Rubber Sealant Cartridge in Black is a 100% marine-grade sealant designed to seal and protect critical joints, seams, and hardware on boats of all sizes. This product is essential for anyone who operates a boat, whether it be a center console, cabin cruiser, or personal watercraft, as it prevents water intrusion that can lead to costly damage.
Formulated as a 100% silicone rubber compound, this sealant cures to a tough, flexible elastomer that moves with hull flexing and engine vibration without cracking or separating. Unlike polyurethane alternatives, pure silicone resists saltwater, UV exposure, and fuel spillage while remaining permanently flexible, making it ideal for various marine applications.
BoatLIFE sealant is trusted by freshwater and saltwater fishermen, cruisers, and weekend boaters for routine maintenance and new installations. Use it to re-seal GPS and fish finder transducer mounting blocks, reseal companionway hatches, or plug small cracks in core materials before they spread, ensuring your vessel remains watertight and maintenance-free for years.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
