
34
00
BI-FOLD
door
Open wide spaces, and bring the outdoors in. The bespoke bottom running hardware components of the 3400-series folding door system have been designed to give maximum carrying capacity, whilst the narrow thermally-broken aluminum profiles offer slim sightlines.

Features
• Aluminum profiles provide significant minimal viewing obstruction capable of amazing 9’ door height
• Heavy duty hardware allows stacking 7 consecutive panels in a
single direction achieving massive openings
• Commercial grade aluminum allows connecting multiple tracks
together to achieve single openings greater that 25’ wide
Key Performance Data
0.25 (IP) 1.40 (SI)
U-Value Best Thermal NFRC
180 Pa
3.76 psf
Water Penetration Resistance
0.600 L/s*m² (A2)
0.12 cfm/ft²
Air Infiltration
* All data shown are for triple paned windows and doors. For more information about performance data for specific configurations and add-ons, please speak to our design representative
Resources
Bi-Folding Door Installation Manual
1800 & 4700 Series Windows and Doors Installation Manual
Smart Slide Doors Installation Manual
Protective Film Handling Instructions
ThermoPlus PHC Passive House Report optimized
ThermoPlus PHC Passive House Certificate
Series 4700 ThermoPlus PHC Performance Chart
NFRC Thermal Performance Summary
Folding Door Configurations (Inswing Fold)
Folding Door Configurations (Outswing Fold)
Legacy Door Design Spec- Assembled View
Legacy Door Design Spec- Detailed View
4700 Hybrid Outswing Door Sills
4700 Hybrid Inswing Door Sills
GANA Proper Procedures For Cleaning Glass
CAD Files
Configuration Options




Available in many configurations and up to 7 connected panels. See Bi-Fold Configurations.
Available in many configurations and up to 14 panels total, maximum 7 panels going one direction. Speak to your design consultant for your available options.