New High Velocity Hurricane Zone (HVHZ) Systems including Level E rated system for essential buildings
StoPowerwall® ci with Sto Fireblocking
StoPowerwall®ci with Sto Fireblocking is a premium integrated stucco wall system that complies with the 2022 NYC Building Code and includes R5.0 or R10 Sto GPS Board continuous exterior insulation. The system also incorporates a StoGuard® air and water-resistive barrier, a superior drainage plane, Sto DrainScreen, and Sto finishes.
Downloads
System Bulletin
For compliance with 2022 NYC BC fireblocking requirements, only NFPA 285 tested components are permitted unless approved by the applicant or registered design professional and determined to pass the NFPA 285 acceptance criteria. Refer to the applicable Sto Design Guide and Detail Booklet for tested components.
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Design Guide
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Accessory Products
*Refer to Product Bulletin for specific information on the proper use, handling, application and limitations of StoSeal STPE Sealant.
System information:
1
Structural Wall Assembly
3
StoGuard Detail Component -
Sheathing Joints and Corners, Flashing and
Rough Opening Protection, Penetrations: Sto RapidGuard®
Sheathing Joints and Corners, Flashing and
Rough Opening Protection, Penetrations: Sto RapidGuard®
4
StoGuard Detail Component - Static Joints and Seams: Sto RapidGuard®
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StoGuard Detail Component - Movement Joints and Substrate Transitions: StoGuard® Conformable Membrane
Bulletin
PDF
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Code Compliant WRB Paper or Felt
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Metal Lath
Sto Fireblocking Installation Video