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LASB-NBR Spec Data Sheet
(.pdf)
EJA 3-Part Master Spec
(.doc)





NO BUMP FLOOR COVER SYSTEM

Fire Rated System icon represents approvals and listings with accredited laboratories. Seismic Design icon represents systems that accommodate multi-directional seismic movement. ADA Compliant icon represents systems that comply with the Americans with Disabilities Act guideline. No-Bump System icon represents expansion joints that provide flush, no-bump floor-to-floor transitions. Corner Condition icon represents availability of corner condition floor, wall and ceiling expansion joints.

LASB-NBR Nominal “JT” Joint Opening “JT” Total Movement Sight Line “SL”
Seismic Min. Thermal Min. Max.
LASB-NBR 1-1 1.0" 25 .25" 6 0.625" 16 3.0" 76 2.75" 70 4.5" 114
LASB-NBR 2-1 2.0" 51 .25" 6 1.625" 41 4.0" 102 3.75" 95 5.5" 140
LASB-NBR 3-1.5 3.0" 76 .25" 6 2.625" 67 5.0" 127 4.75" 121 6.5" 165
LASB-NBR 4-2 4.0" 102 .25" 6 3.625" 92 6.0" 152 5.75" 146 7.5" 191
LASB-NBR 6-3 6.0" 152 .25" 6 5.625" 143 8.0" 203 7.75" 197 15.875" 403