This is a Roof Expansion Joint Systems designed to remain watertight during severe seismic movement. This system features standard EPDM bellows with G.I. flanges, while flanges in optional stainless steel, copper, aluminum and EPDM are available. Splicing kits and factory preformed transitions are also available for simple installation.
SBS Series
Application : curb flange, roof to roof
Movement : +/- 50%
Joint width : 2″-8″
Optional : fire barrier