Powerful Seal & Lubrication: Blue provides a high-strength seal and reliable lubrication for pipe threads, joints, hoses, and fittings. With a drip-resistant formula, it withstands vibration, temperature changes, and high-pressure environments up to 6,000 PSI for liquids. NT, Non-PFAS Formula: Free from PFAS, this pipe thread sealant is crafted with a non-toxic, environmentally-friendly formula. It meets NSF standards and is manufactured in small batches in Cleveland, Ohio, ensuring a quality sealant safe for multiple applications. Wide Temperature Range & High Pressure: Built for extreme conditions, Blue works from -50°F to 400°F and seals up to 6,000 PSI for liquids and 3,000 PSI for gases. Its thick, slow-drying composition prevents leaks caused by vibration, pressure shifts, or thermal cycling. Compatible with Metals & Plastics: Designed for versatility, this sealant is effective on all metals and most plastics, ensuring durability without compromising components. Free of grit, it helps preserve valve integrity, making it ideal for industrial and household use. Easy Application with Brush-In-Cap: The pint container includes a built-in brush cap for easy, mess-free application. Blue's high-viscosity, pliable formula ensures leak prevention while allowing for future disassembly, repositioning, and adjustment of parts.