Top 3-1/4" x 4-1/4" x 3/4" E (same as 3 x 4-1/2 x 3/4 E)

Topog-E®-the original molded rubber gasket stops leaks and protects the life of steam boilers, water heaters, air tanks, and other selected pressure vessels.
Used in steam boilers operating at up to 180 psi and 380° F.
Topog-E®gaskets conform to the topography of both surfaces to seal immediately
•No seepage
•No stalactites
•No corrosion
•No downtime loss