Tremco Fire Protection Systems Group has released four brochures focusing on specific firestop applications: electrical, joint, plumbing and mechanical, and general applications. The electrical brochure provides information on the products and systems Tremco offers for firestopping cables, cable trays and conduits. The joint brochure highlights Tremco's sealants. The plumbing and mechanical application brochure includes the TREMstop products for through penetrations with non-metallic and metallic pipes. The general brochure covers all of Tremco's sealants, devices, intumescents and forming material in the TREMstop product line. Tremco Fire Protection Systems Group. Circle 15.