VLV Series, Inverted "Y" Blade Louvers
- 90 Minute Fire Rated Steel Louvers
- For use in fire rated door applications under positive and neutral pressure Intertek testing certification in compliance to NFPA 252 (2000), NFPA 252 (2012) CSI Code 089000 Louvers & Vents
- 18 Gauge Cold Rolled Steel Frame and Blades
- Mitered welded corner frame construction
- Reverse "Y" blades are frame supported at 1" increments with blocked vision design
- Single side mounting for non corridor exposure with fastening screws included
- Designed for use with 1-3/4" doors only
- Baked on powder coat finish
- Color: Standard Bronze & FlatBlack
- Fasteners: Phillips head screws #8 x 3/4"
- Free Flow Area: 50%
