LVR-4045-4-G louver features operable blades that allow positive shutoff protection of air intake and exhaust openings. It is available in a wide array of painted finishes including custom color matching. LVR-4045-4-G units are also available with factory mounted electric or pneumatic actuators. For a similar sized, extruded aluminum model, see the LVR-4045-4-EA.
Louver damper dimensions furnished approximately 1/2″ undersize.
Features
- Material: Galvannealed steel
- Frame: 4″ deep × 20″ thick channel
- Blades: 45° × 20″ thick operable J-style
- Screen: 1/2″ × 063″ expanded and flattened aluminum
- Axles: 1/2″ diameter plated steel hex
- Linkage: Concealed in frame
- Bearings: Stainless Steel Oilite®, sleeve-type
- Mullion: Visible
- Minimum Size: 12″ × 12″
- Maximum Size:
- Single section: 36″ × 96″
- Multiple section: Unlimited
Options
- Factory Finish
- High-Performance Fluoropolymer
- Prime Coat
- Baked Enamel
- Frame Options
- 1-1/2″ flange frame
- Stucco flange
- Glazing frame
- Hinged frame
- Subframe
- Customized frame
- Installation Hardware
- Clip angles
- Continuous angles
- Additional Options
- Hidden Vertical Mullion
- Heavy duty 16 construction
- 304 stainless steel construction
- Welded construction
- Alternate bird or insect screens
- Insulated or non-insulated blank-off panels
- Filter racks
- Head and/or sill flashing
- Burglar bars
- Frame closure
- Net OD (actual size)
Product Testing and Certification
- Free Area: 48" × 48" unit: 7.5 ft², 46.9%
- Performance @ Beginning Point of Water Penetration
- Free Area Velocity: 775 FPM
- Air Volume Delivered: 5,813 CFM
- Pressure Loss: 0.14 in. w.g.
- Velocity @ 0.15 in. w.g. Pressure Loss: 811 FPM
- Design Load: 30 PSF
Product Mounting
LVR-4045-4-G wall louvers are mounted on the sidewall at any elevation.