There are five: Classic, Louver II, Westchester, Lancaster,  and Flush.

The difference is in aesthetics. Some have louvers or panels, or a combination of both. All steel bifold doors use the same patented hardware for durability. All come with the Sierra Handle in Chrome, Brass, and Antique Gold.

Bright White and Ivory

Bifolds can be smooth, or leather textured.

Slimfold Steel Bifolds come standard with a 5/8″ aluminum track.

There is a 7/8″ hi-profile aluminum track and a bottomless track bracket that eliminates bottom track across the threshold in an opening. There is no upcharge on the bottomless track bracket.

Yes. The gap is large enough to allow air flow, but designed minimally to prevent object from being inserted into it.

The width of the louvers depends on the width of the panel / door.

For two-panel units the maximum width is 35-1/2″ (36″ opening) for four-panel units the maximum width is 71″ (72″ opening).

6’8″ , 7’0″ , 7’6″ and 8′. Non-standard heights are available.