- Welcome to EMSEAL Pre-Formed Sealants Expansion Joints Architectural/Engineering/Commercial Construction Applications Begin Here Gasketing, OEM & Specialty Market Applications Begin Here Last modified: June 07, 2002 Contact us: USA Architectural/Engineering/Construction: TOLL FREE: 800-526-8365 or 508-836-0280 USA Gasketing, Industrial, OEM: 800-837-3331 or 860-677-7386 Canadian Inquiries: TOLL ...www.emseal.com