TITESEAL by GUNK T2566 Medium Weight Sealing Compound - 1 lb. TITESEAL is a local family owned company based out of Charlotte, NC. For more than 75 years, LIQUID WRENCH products, developed by the people who use them, has earned the trust of hard-working tradesment and the active DIYer through consistent, superior performance and a commitment to innovation.TITESEAL Seals with a gasket or as a gasket Withstands high temperatures and pressures Prevents rust, corrosion and seizure of joints and threaded fittings Can be used as a gasket for gear housing that must retain oil and grease