KEY SELECTION ATTRIBUTES• Armstrong Seismic Rx Suspension System Saves
Time and MoneyIBC Category C:
• Easier to square the system by installing tight to adjacent walls
• Tighter, more secure installation
• Eliminate stabilizer barsnside corner and outside corner posts available
IBC Category D, E, F:
• Reduce material costs by using 7/8" molding
• Eliminate stabilizer bars
• Eliminate installation hassles from 2" wall molding
ICC-ES Recognizes the Armstrong Seismic Rx Suspension System as a Code Compliant Solution
The independent and expert evaluation and confirmation by ICC-ES provides the code official with proven evidence supporting the Armstrong Seismic Rx Suspension System as a code-compliant alternative design to current IBC requirements.
Please visit www.icc-es.org for a copy of the ESR report.
COMPONENTS
MOLDINGS
TechLine 877 276 7876
armstrongceilings.com/seismic
LEED®
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30% RECYCLED CONTENTAL
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*LOCATION DEPENDENT
Calculate LEED contribution at armstrong.com/greengenie
SEISMIC RX® Code Compliant SolutionSuspension Systems ICC-ESR-1308
Suspension Systems Categories D, E and F Category C
PRELUDE® XL® 15/16" Exposed Tee System Heavy-duty Intermediate-duty
PRELUDE XL Fire Guard™ 15/16" Exposed Tee System Heavy-duty Intermediate-duty
PRELUDE XL 15/16" Environmental Tee System Heavy-duty Intermediate-duty
SILHOUETTE® XL 1/4" Reveal 9/16" Bolt Slot System Heavy-duty Intermediate-duty
SILHOUETTE XL 1/8" Reveal 9/16" Bolt Slot System Heavy-duty Intermediate-duty
SUPRAFINE® XL 9/16" Exposed Tee System Heavy-duty Intermediate-duty
SUPRAFINE XL Fire Guard 9/16" Exposed Tee System Heavy-duty Intermediate-duty
INTERLUDE® XL 9/16" Dimensional Tee System Heavy-duty Intermediate-duty
AL PRELUDE PLUS XL 15/16" Environmental Tee System Intermediate-duty
SONATA™ 9/16" Dimensional Tee System Intermediate-duty
SS PRELUDE PLUS XL 15/16" Environmental Tee System Intermediate-duty
Item No.
Description Length
(A) Flange
(B) Flange
(C) Flange
Pcs./ Ctn.
Lin. Ft./ Ctn.
Angle molding
7800 144" hemmed with prefinished exposed flanges 144" 7/8" 7/8" – 30 360
7802 120" hemmed with prefinished exposed flanges 120" 7/8" 7/8" – 30 300
7803 144" hemmed with prefinished exposed flanges 144" 7/8" 7/8" – 30 360
7809 144" hemmed with prefinished exposed flanges 144" 15/16" 15/16" – 30 360
HD7801 120" hemmed with prefinished exposed flanges 120" 7/8" 7/8" – 30 300
780036 144" hemmed with prefinished exposed flanges 144" 7/8" 7/8" – 30 360
Shadow molding
7823 120" hemmed with prefinished exposed flanges 120" 2" 1-1/4" 3/4" 10 100
7877 120" compatible with BERC and BERC2 120" 15/16" 15/16" 1/4" 30 300
7878 120" compatible with BERC and BERC2 120" 15/16" 15/16" 3/8" 30 300
7897 120" compatible with BERC and BERC2 120" 15/16" 15/16" 1/2" 30 300
ACCESSORIES
2" Beam End Retaining Clip – Joins main beam or cross tee to wall molding and web of suspension system with no visible pop rivets.ALBERC2 (aluminum) – 200 pcs FZALBERC2 (aluminum) – 50 pcs
BERC2 (steel) – 200 pcs FZBERC2 (steel) – 50 pcs
Angle Molding
Prelude Grid
Armstrong®
AL BERC2
NOTE: It is REQUIRED to attach a screw through the ALBERC2 into the wall molding as shown.
SEISMIC RX® Code Compliant Solution Suspension Systems ICC-ESR-1308
INSTALLATION GUIDELINES
LEED® is a registered trademark of the U.S. Green Building Council All other trademarks used herein are the property of AWI Licensing Company and/or its affiliates © 2017 AWI Licensing Company Printed in the United States of America
TechLine / 1 877 276 7876 armstrongceilings.com
(search: seismic)
BPCS-3751-1017
CATEGORY D, E, F
CATEGORY C
Unattached Wall
7/8"
Tight screw
B
B
B
B
B
B
B
B
X X
XX
XX
X X
Attached Wall
Una
ttach
ed W
all
Unattached Wall
2' O.C.
BB B
B or PB or PB or P
7/8"3/8"
7/8"
8" Max.
Pop Rivet
8" Max.
7/8" 3/4"
X Hanger WireB BERC or BERC2 ClipP Pop Rivets
7/8" Angle Molding 3/4"
BERC2
Unattached Side
Optional (Loose Screw)
7/8" Angle Molding
BERC2
Screw tightened throughweb of grid, restrictingseparation from wall molding
Attached Side
BERC2
AngleMolding
7800 Acoustical Panel
Silhouette GridTight Screw
Attached Side
BERC2
Angle Molding
7800
Acoustical Panel
Silhouette GridLoose Screw
Unattached Side
7877Shadow Molding
BERC2
Prelude or Supra�ne Main Beam
Tight Screw
Attached Side
7878ShadowMolding
BERC2
Prelude Or Supra�ne Main Beam
Loose Screw
7897ShadowMolding
BERC2
Prelude Main BeamLoose Screw
7800 AngleMolding
BERC2
Acoustical Panel
Exposed Tee GridLoose Screw
Unattached Side
7800 AngleMolding
BERC2
Acoustical Panel
Exposed Tee GridTight Screw
Attached Side
7877ShadowMolding
BERC 2
InterludeMain Beam
Tight Screw
Attached Side
7877ShadowMolding
BERC2
SilhouetteMain Beam
Loose Screw
Unattached Side
7877ShadowMolding
BERC2
SilhouetteMain Beam
Tight Screw
Attached Side
7877ShadowMolding
BERC2
InterludeMain Beam
Loose Screw
Unattached Side
7877Shadow Molding
BERC2
Prelude or Supra�ne Main Beam
Loose Screw
Unattached Side
10Scale: 1:2
11Scale: 1:2
14Scale: 1:2 15
Scale: 1:2
16Scale: 1:2
17Scale: 1:2
18Scale: 1:2
12Scale: 1:2
13Scale: 1:2
7/8" Angle Molding 3/4"
BERC2
Unattached Side
Optional (Loose Screw)
7/8" Angle Molding
BERC2
Screw tightened throughweb of grid, restrictingseparation from wall molding
Attached Side
BERC2
AngleMolding
7800 Acoustical Panel
Silhouette GridTight Screw
Attached Side
BERC2
Angle Molding
7800
Acoustical Panel
Silhouette GridLoose Screw
Unattached Side
7877Shadow Molding
BERC2
Prelude or Supra�ne Main Beam
Tight Screw
Attached Side
7878ShadowMolding
BERC2
Prelude Or Supra�ne Main Beam
Loose Screw
7897ShadowMolding
BERC2
Prelude Main BeamLoose Screw
7800 AngleMolding
BERC2
Acoustical Panel
Exposed Tee GridLoose Screw
Unattached Side
7800 AngleMolding
BERC2
Acoustical Panel
Exposed Tee GridTight Screw
Attached Side
7877ShadowMolding
BERC 2
InterludeMain Beam
Tight Screw
Attached Side
7877ShadowMolding
BERC2
SilhouetteMain Beam
Loose Screw
Unattached Side
7877ShadowMolding
BERC2
SilhouetteMain Beam
Tight Screw
Attached Side
7877ShadowMolding
BERC2
InterludeMain Beam
Loose Screw
Unattached Side
7877Shadow Molding
BERC2
Prelude or Supra�ne Main Beam
Loose Screw
Unattached Side
10Scale: 1:2
11Scale: 1:2
14Scale: 1:2 15
Scale: 1:2
16Scale: 1:2
17Scale: 1:2
18Scale: 1:2
12Scale: 1:2
13Scale: 1:2
7/8" Angle Molding 3/4"
BERC2
Unattached Side
Optional (Loose Screw)
7/8" Angle Molding
BERC2
Screw tightened throughweb of grid, restrictingseparation from wall molding
Attached Side
BERC2
AngleMolding
7800 Acoustical Panel
Silhouette GridTight Screw
Attached Side
BERC2
Angle Molding
7800
Acoustical Panel
Silhouette GridLoose Screw
Unattached Side
7877Shadow Molding
BERC2
Prelude or Supra�ne Main Beam
Tight Screw
Attached Side
7878ShadowMolding
BERC2
Prelude Or Supra�ne Main Beam
Loose Screw
7897ShadowMolding
BERC2
Prelude Main BeamLoose Screw
7800 AngleMolding
BERC2
Acoustical Panel
Exposed Tee GridLoose Screw
Unattached Side
7800 AngleMolding
BERC2
Acoustical Panel
Exposed Tee GridTight Screw
Attached Side
7877ShadowMolding
BERC 2
InterludeMain Beam
Tight Screw
Attached Side
7877ShadowMolding
BERC2
SilhouetteMain Beam
Loose Screw
Unattached Side
7877ShadowMolding
BERC2
SilhouetteMain Beam
Tight Screw
Attached Side
7877ShadowMolding
BERC2
InterludeMain Beam
Loose Screw
Unattached Side
7877Shadow Molding
BERC2
Prelude or Supra�ne Main Beam
Loose Screw
Unattached Side
10Scale: 1:2
11Scale: 1:2
14Scale: 1:2 15
Scale: 1:2
16Scale: 1:2
17Scale: 1:2
18Scale: 1:2
12Scale: 1:2
13Scale: 1:2
8" Max.
7/8"
7/8" Angle Molding 3/4"
BERC2
Unattached Side
Optional (Loose Screw)
7/8" Angle Molding
BERC2
Screw tightened throughweb of grid, restrictingseparation from wall molding
Attached Side
BERC2
AngleMolding
7800 Acoustical Panel
Silhouette GridTight Screw
Attached Side
BERC2
Angle Molding
7800
Acoustical Panel
Silhouette GridLoose Screw
Unattached Side
7877Shadow Molding
BERC2
Prelude or Supra�ne Main Beam
Tight Screw
Attached Side
7878ShadowMolding
BERC2
Prelude Or Supra�ne Main Beam
Loose Screw
7897ShadowMolding
BERC2
Prelude Main BeamLoose Screw
7800 AngleMolding
BERC2
Acoustical Panel
Exposed Tee GridLoose Screw
Unattached Side
7800 AngleMolding
BERC2
Acoustical Panel
Exposed Tee GridTight Screw
Attached Side
7877ShadowMolding
BERC 2
InterludeMain Beam
Tight Screw
Attached Side
7877ShadowMolding
BERC2
SilhouetteMain Beam
Loose Screw
Unattached Side
7877ShadowMolding
BERC2
SilhouetteMain Beam
Tight Screw
Attached Side
7877ShadowMolding
BERC2
InterludeMain Beam
Loose Screw
Unattached Side
7877Shadow Molding
BERC2
Prelude or Supra�ne Main Beam
Loose Screw
Unattached Side
10Scale: 1:2
11Scale: 1:2
14Scale: 1:2 15
Scale: 1:2
16Scale: 1:2
17Scale: 1:2
18Scale: 1:2
12Scale: 1:2
13Scale: 1:2
Attached SideUnattached Side
8" Max.
3/4"
8" Max.
Attached SideUnattached Side
8" Max.
3/4"
8" Max.
BERC2 Clips BERC2 Clips Pop Rivets
7/8"3/4"
ArmstrongBERC2
ArmstrongBERC2
Angle Molding
8Scale: 1:8
8" Max.
Tight Wall
B
B
B
B
B
B
B
B
X
X
X
X
X
X
X
X
3/8" Clearance Wall
Tight WallTi
ght W
all
2' O.C.
Cross Tee
Cross Tee
Main Beam
Main Beam
B B B
B B B
X Hanger WireB BERC or BERC2 Clip
BERC2
BERC2
Attached Wall
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