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LASF-NB Spec Data Sheet
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EJA 3-Part Master Spec
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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.

LASF-NB Nominal “JT” Joint Opening “JT” Total Movement Sight Line “SL”
Seismic Min. Thermal Min. Max.
LASF-NB 1-1 1.0" 25 .25" 6 0.625" 16 2.0" 51 1.75" 44 4.375" 111
LASF-NB 2-1 2.0" 51 .25" 6 1.625" 41 3.0" 76 2.75" 70 5.375" 137
LASF-NB 3-1.5 3.0" 76 .25" 6 2.625" 67 4.0" 102 3.75" 95 6.375" 162
LASF-NB 4-2 4.0" 102 .25" 6 3.625" 92 6.0" 152 5.75" 146 8.875" 225
LASF-NB 6-3 6.0" 152 .25" 6 5.625" 143 8.0" 203 7.75" 197 10.875" 276
LASF-NB 8-4 8.0" 203 .25" 6 7.625" 194 12.0" 305 11.75" 298 14.875" 378
LASF-NB 12-6 12.0" 305 .25" 6 11.625" 295 18.0" 457 17.75" 451 18.875" 479