Permatex 81630 Ultra Red High Temperature Gasket Maker, 3 oz

Customers find the gasket maker effective, with one mentioning it works well on water pump applications and another noting its performance at 565°F. The product receives positive feedback for its quality, leak-proof performance, and heat resistance, while being reasonably priced and easy to use. However, durability receives mixed reviews, with some saying it holds up well while others report issues with the tube breaking.