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″ (13mm) undersize.
Features
- Material: Galvannealed steel
- Frame: 4″ deep × 20″ thick (102mm × 1mm) channel
- Blades: 45° × 20″ (1mm) thick operable J-style
- Screen: 1/2″ × 063″ (12.7mm × 1.6mm) expanded and flattened aluminum
- Axles: 1/2″ (13mm) diameter plated steel hex
- Linkage: Concealed in frame
- Bearings: Stainless Steel Oilite®, sleeve-type
- Mullion: Visible
- Minimum Size: 12″ × 12″ (305mm × 305mm)
- Maximum Size:
- Single section: 36″ × 96″ (914mm × 2438mm)
- Multiple section: Unlimited
Options
- Factory Finish
- High-Performance Fluoropolymer
- Prime Coat
- Baked Enamel
- Frame Options
- 1-1/2″ (38mm) 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 (1.6) 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" (1219mm × 1219mm) unit: 7.5 ft2 (0.70 m2) 46.9%
- Performance @ Beginning Point of Water Penetration
- Free Area Velocity: 775 fpm (3.94 m/s)
- Air Volume Delivered: 5,813 CFM (2.75 m3/s)
- Pressure Loss: 0.14 in. wg. (35 Pa)
- Velocity @ 0.15 in. wg. Pressure Loss: 811 fpm (4.12 m/s)
- Design Load: 30 psf
Product Mounting
LVR-4045-4-G wall louvers are mounted on the sidewall at any elevation.