Enhance your home's safety with F4P FIRE BLOCK, a residential-grade fire caulk designed for sealing gaps and cracks. This silicate mortar-based sealant comes in a convenient 10.3-ounce tube with a brick red finish, making it both functional and visually consistent with building materials. Perfect for residential applications, it effectively addresses smoke and fire spread concerns around electrical boxes, pipes, and vent penetrations. The 2.5-inch diameter tube provides easy handling during application, while its specialized formula works at standard room temperature (75°F). This non-rated residential fire seal meets ASTM-E136 standards, offering reliable performance for your home safety needs. Whether you're securing utility penetrations or sealing construction gaps, F4P FIRE BLOCK delivers professional-grade protection in an easy-to-use format. Ideal for DIY home improvement projects or professional installations where fire safety is a priority.