Performance and Beauty of Solid Wood


Warmth of Wood
The natural beauty of wood stands out with the NanaWall WD66

Outstanding Appearance

European styling adds a picture frame like quality while allowing more light and more glass with each panel. All folding and locking hardware is integrated into the profiles for a clean look. There are no surface mounted hinges.


A Solid Wood Folding Glass Wall Engineered for Harsh Weather. Designed and single source produced in Germany, our top hung, solid wood system is engineered to offer better protection from wind and rain in harsh weather.

Enhanced Performance

The NanaWall® WD66 has been independently tested for air and water penetration resistance, structural deflection, forced entry, and Life Cycle Performance with excellent results. Also with NFRC rated, certified and labeled Thermal Performance.

WD66 Solid wood system

Park Stone Station Park

Add unlimited widths, special seals around the entire frame, between the panels, and even between the concealed adjustable hinges make this one of the best performing solid-wood operable glass walls available. Combined with the energy efficiency of solid wood makes this a great choice for any climate.

Wd66 Solid wood system Panel Details

Ultimate Seal, Solid Wood

Featuring a 2 5/8" (66 mm) thick door panel with concealed adjustable hinges connected via an aluminum spine, and double layer seals, this all-wood system goes beyond.


WD66 Solid wood system operation

Inward Or Outward Opening

Door panels when opened can stack to the inside or outside, whichever best fits your design

Swing Door For Everyday Use

Add more flexibility by including a swing door for easy access. When you don't need to fully open the system, a swing door is useful.

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WD66 Solid wood system details

Quiet And Smooth Top To Bottom

The WD66 system is top hung, where the main weight is carried by the head track. The bottom track is a guide. Our sound-free roller material remains smooth and round even when stationary for long periods of time, resists extreme temperatures. The entire system is life-cycle tested to open and close over 20,000 times without failure.

WD66 Solid wood system details

Versatile Functions

The easy-to-operate system offers versatile functions, with options for swing entry/exit panel(s) and with the flexibility to open fully or partially.

WD66 Solid wood system details

Large Exterior Openings Are Possible

With hinged panels, openings can range from as few as two panels to as many as twelve panels, and can be as wide as 39’ (12 m). With additional quad panel sets, widths can be unlimited.

WD66 Solid wood system details

Continued Long-Term Satisfactory Operation

Smooth sliding and folding operations are assured even when dirt or debris might collect in the bottom track. State-of the-art hardware is used with patented, sealed, ball bearing running carriages. Long-term ease of operation is also assured with compensation and adjustment features.

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Secure / Single Hand Operation

Concealed multiple point locking operates easily with a turn of a handle. The top and bottom shoot bolts between each folding pair of panels have a full one inch (24 mm) throw. Independent tests confirm that the locking system passes strict California forced-entry testing requirements. No surface mounted flush bolts.



WD66 Floor Tracks

Floor Track Choices

Select a floor track that works best with your design. Exterior and interior options are available for various application types.

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Multiple Stacking Configurations

Over fifty-four hinged, stacking configurations are possible, with both inward opening and outward opening options.

Choice of Quality Wood and Finishes

Only cross-grained solid, triple laminated wood is used. Pine, Spruce, Meranti, and FSC certified Sapeli Mahogany are standard and other selected woods are available with environmentally-friendly finishes.

Design Flexibility

The designer has flexibility with custom sizes and double and triple glazing choices; floor tracks that are designed for various applications and weather exposure; a large selection of muntin and SDL layouts; and details such as horizontal mullions and higher bottom rails or other custom layouts.

Hardware Options

For the main entry panel, several different locking options are available. Different handle finishes are also available; see “Hardware” link. Depending on the configuration selected, door closers can be incorporated and units can be provided for panic device installed by others. Custodial hardware is also available.

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Special Wall Shapes

  • Door/Window Combinations
  • Unhinged Quad Panels
  • Cornerless

Kitchen Window/door combination

Kitchen Transition

A NanaWall specialty configuration combining both a pass-through window and folding door into the same opening is just one of the many wall designs possible.

German Engineering

NanaWall systems are designed in Germany, providing world-class quality and long-term reliability

Unique to You

Each NanaWall system is custom made to order based on your project and your personal preferences

Wide Openings

NanaWall folding systems can replace walls or doors up to 39’ wide, select systems can go even wider if desired

Built to Perform

NanaWall systems meet or exceed air, water, structural, and forced entry tests for weather, durability, and security


NanaWall systems offer a variety of material options and finishes to coordinate with any design

Ease of Operation

NanaWall systems offer single-handed operation and move smoothly with little effort

Download our brochures or place an order for printed ones.