A free, illustrated, 15-page booklet details facts about boilers. With an emphasis on safe operation of properly installed no-leak rubber gaskets, this booklet covers boilers from research on rubber formulations to steam-safety pop valves. A free pocket slide rule, which can chart steam temperatures up to 380 degrees F with corresponding psi up to 1,000 pounds, is also available.

Topog-E Gasket Co., 1224 N. Utica, Tulsa, OK 74110; 800-587-7123; 918-587-6961 (fax); topogesales@ocevnet.org; www.topog-e.com.

eProduct #184