A black silicone cartridge caulk for sealing RV seams where colour matching to dark frames and trim is essential. This full-silicone formula delivers waterproof and weatherproof protection indoors and out, remaining flexible and mildew-resistant throughout its service life.

• 10.1 oz cartridge — single unit
• Paste consistency cartridge
• Black colour
• Rain-ready in 12 hours
• Meets ASTM C920, Class 25
• Not paintable
• Interior and exterior use