NEW Sto Fireblocking Solution to Meet 2022 New York City Building Code
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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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
2
Air and Water-Resistive Barrier - Wall Membrane: Sto Gold Coat – Substrate Driven
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®
5
StoGuard Detail Component - Dynamic Joints: StoGuard Conformable Membrane
6
StoGuard Detail Component - Movement Joints and Substrate Transitions: StoGuard Transition Membrane
Bulletin
PDF
9
Code Compliant WRB Paper or Felt
11
Metal Lath
StoPowerwall® ci – Outbound
Series: 63.xx
This stucco assembly incorporates a fluid applied air/moisture barrier, continuous insulation, code compliant paper or felt water-resistive barrier (WRB), drainage mat, code compliant metal plaster base and portland cement stucco, and Sto primers and finishes. The assembly complies with IBC and IRC building code requirements for use on on all Types (I-V) of construction. It has been tested in accordance with NFPA 285 and meets criteria for use on noncombustible construction (Types I-IV). It has also been evaluated in accordance with ASTM E 119 as a one hour non load bearing fire resistive rated wall assembly.
Sto Fireblocking Installation Video
