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StoTherm® ci HI-PLY

StoTherm® ci HI-PLY

StoTherm® ci HI-PLY is a high-performance, exterior wall cladding system that integrates a seamless air and moisture barrier with continuous insulation (ci) and advanced drainage capabilities over CDX exterior plywood sheathing. StoTherm® ci HI-Ply is engineered to meet the testing requirements for large and small missile impacts.

System Component Drawing:

Miami-Dade County NOA Expiration Date:

  • 08/11/2026

System information:

1 Steel or Wood Frame
2 Sheathing: 5-Ply CDX Plywood (5/8" thick)
3 Air & Moisture Barrier - Wall Membrane: Sto Gold Coat
4 Air & Moisture Barrier - Sheathing Joints & Corners: Sto RapidGuard™
5 Air & Moisture Barrier - Rough Opening Protection: Sto RapidGuard™
6 Air & Moisture Barrier - Flashing and Penetration: Sto RapidGuard™
7 Air & Moisture Barrier - Dynamic Joints and Seams: StoGuard Transition Membrane
Bulletin PDF
9 Insulation: Miami-Dade County Listed EPS, 1.0 pcf, Minimum 1½-inch Thick
10 Mesh: Sto Mesh
12 Finish: Stolit Lotusan 1.5
Hurricane Impact - 10H.04

Hurricane Impact - 10H.04


Sto Hurricane Impact (HI) Systems provide a full range of exterior cladding options to protect against hurricane and tropical storm winds, water intrusion, and windborne debris, a major cause of building envelope failure. This system meets Miami-Dade County, Florida criteria for impact resistance, air and water infiltration, and wind load resistance.

Sto Hurricane Impact Systems – S556E
File Ref.# S565E
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