Elevate your building performance with the LIGHTWALL 3440. Featuring both 40 and 50mm polycarbonate thick 'tongue & groove' panels, this system provides a simple installation and overall smooth appearance. Our LIGHTWALL 3440 system is unique in many ways and can extend up to 54 feet vertically.
UNIQUE FEATURES
- Double gasketed interior and exterior perimeter framing
- Aluminum glazing clips (typically fastened to interior horizontal supports)
- Optional thermally broken frame
- Deep rabbets for thermal expansion
- Weep hood to prevent water infiltration
GLAZING DETAILS
- 500mm (19-11/16”) wide tongue and groove cellular polycarbonate
- [U 0.24 to 0.29] - [R 3.5 to 4.2] for 40mm panels
- [U 0.2] - [R-5] for 50mm panels
- Available in various colors and translucencies, with IR or AR coating options
- Co-extruded with a UV resistant layer
TYPICAL APPLICATIONS
- Schools
- Office buildings
- Recreational facilities
- Government buildings
- Aircraft hangars
- Military buildings
- Commercial buildings
- Interior backlit walls
- And more...
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SYSTEM DOWNLOADS
PERFORMANCE
Flammability Testing
Self-ignition: ASTMD-1929
Smoke Density: ASTM D-2843
Burn Extent: ASTM D-635
Interior Flame Spread: ASTM E-84
Weathering
Color Change: ASTM D-2244
Yellowing Index: ASTM D-1925
Light Transmission: ASTM D-1003
Miscellaneous
Air Infiltration: ASTM E-283
Water Infiltration: ASTM E-331
Load Bearing Capability: E-330
U-Value: NFRC
LIGHTWALL 3440 OPTIONAL ACCESSORIES

STRONGSPAN
Embedded at the tongue and groove connection, STRONGSPAN integrates with this system to extend spanning capabilities.

POLYCARBONATE CORNERS
For a sleek and continuous appearance to your translucent wall system, polycarbonate corners are available to elevate your next project.
LIGHTWALL 3440 CASE STUDIES
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