E4WS is a wind driven rain tested 4" deep
louver with a drainable blade feature to channel water away from the blades.
If you need open ventilation and your building location is in an extreme weather
location, this model is the right choice. For more weather protection and
air intake applications, use model
E4WH or
E6WH.
The Wind Driven Rain series will handle conbinations of high wind and rain
with minimal entrainment of water:
Features:
- Made to order in sizes 12" wide x 12" high up to unlimited size
- Made from heavy gauge 0.081" thickness aluminum extrusion
- 4" frame depth, channel frame
- 4.25" blade spacing
- Blades horizontal
- Internal Screen (Bird Screen)
Specs:
- 56.0% free area for a 48" wide x 48" high louver
- 95% effectiveness against wind driven rain at 346 fpm free
area velocity
- 30 psf wind load rating (approx 100 mph)
- Wind Driven Rain performance tested to 29 mph wind at 3" rainfall
rates
Options:
- A variety of metal finishes including paint and anodizing
- Insect Screen (replaces bird screen)
- Mounting: flange frame, glazing channel frame, "J" channel frame
- Special shapes for architectural appeal
- Higher wind load ratings
