Hurricane Miami-Dade Louver - 9" Deep - 37-1/2 Degree J-Blade with Vertical Rear Section - Extruded Aluminum - EFJ-937-MD

Dual-Module Louver
9" Deep - 37-1/2 Degree J-Blade with Vertical Rear Section

The EFJ-937-MD dual-module louver is engineered and tested to withstand extreme loads, debris impact, and cyclic fatigue associated with the severe weather effects of hurricanes (Miami-Dade County approval #21-1122.07. The front (exterior) side of the louver features horizontal J-style blades for a pleasing architectural appearance. The back (interior) side has vertical chevron blades which provide superior resistance to wind-driven rain. For installation, the EFJ-937-MD offers multiple options requiring minimal hardware and assembly time. The EFJ-937-MD is AMCA 540 and 550 listed, making it ideally suited for use in hurricane-prone and wind-borne debris regions per the International Building Code.

Specification

Standard Construction
Material: Mill finish extruded aluminum.
Frames: 6" deep x 0.125" thick (152 x 3) channel.
Blades:
Front: 37o x 0.081" (2.1) thick horizontal J-style.
Rear: 0.060" (1.5) thick vertical chevron
Screen: 1/2" x 0.063" (12.7 x 1.6) expanded and flattened aluminum.
Mullion: Visible.
Minimum Size: 12" x 12" (305 x 305)
Maximum Size:
Single Section: 60" x 120" (1524 x 3048)
Multiple Section: Unlimited width x 120" (3048)

Ratings
Free Area: 8.6 ft² (0.80 m²)
Performance @ Beginning Point of Water Penetration
Free Area Velocity: 1250 fpm (6.35 m/s)
Air Volume Delivered: 10755 cfm (5.09 m³/s)
Pressure Loss: 0.48 in. wg. (121 Pa)
Velocity @ 0.15 in. wg. Pressure Loss: 705 fpm (3.58 m/s)
Design Load: 130 psf
AMCA 540 and 550 Listed
AMCA Certified for Water Penetration, Air Performance and Wind-Driven Rain
Miami-Dade County approved: NOA No. 21-1122.07
Florida Building Code approval (2020-FBC): No. FL27568
Texas Department of Insurance Listed

Technical specification

Unique ref.Hurricane-Miami-Dade-Louver-9-Deep-37-1-2-Degree-J-Blade-with-Vertical-Rear-Section-Extruded-Aluminum-EFJ-937-MD
Product familyHVAC
Product groupLouvers and Penthouses
TypeObject (single object)
Date of publishing2024-07-16
Edition number1

Links

Product urlhttps://www.pottorff.com/product/details/368

Classification

BIMobject CategoryHVAC - Ductwork
Uniclass 2015 CodePr_30_59_48
Uniclass 2015 DescriptionLouvres and components
CSI MasterFormat 2014 Code08 91 00
CSI MasterFormat 2014 TitleLouvers
OmniClass Number23-33 29 31
OmniClass TitleLouvre Dampers

Region availability

North America
Anguilla
Antigua and Barbuda
Aruba
Barbados
Belize
Bermuda
British Virgin Islands
Canada
Caribbean Netherlands
Cayman Islands
Collectivity of Saint Martin
Costa Rica
Cuba
Curaçao
Dominica
Dominican Republic
El Salvador
Greenland
Grenada
Guadeloupe
Guatemala
Haiti
Honduras
Jamaica
Martinique
Mexico
Montserrat
Nicaragua
Panama
Puerto Rico
Saint Kitts and Nevis
Saint Lucia
Saint Pierre and Miquelon
Saint Vincent and the Grenadines
Saint-Barthélemy
Sint Maarten
The Bahamas
Trinidad and Tobago
Turks and Caicos Islands
U.S. Virgin Islands
United States