Apple has just posted several refurbished configurations of the current 13 inch MacBook Air.  This is the first time the July 2011 models of the Air have hit the refurb store.  All Apple refurbished Macs carry a 1 year factory warranty and are eligible for the AppleCare protection plan if you plan to purchase it.

The Air models offered are:

Refurbished MacBook Air 1.7GHz dual-core Intel Core i5  $1,099 Regular $1,299
Originally released July 2011
13.3-inch (diagonal) high-resolution LED-backlit glossy widescreen display                                              
4GB memory 128GB flash storage
Thunderbolt port with support for up to 2560-by-1600 resolution
FaceTime camera
Intel HD Graphics 3000

Refurbished MacBook Air 1.7GHz dual-core Intel Core i5 $1,349 Regular $1,599
Originally released July 2011
13.3-inch (diagonal) high-resolution LED-backlit glossy widescreen display
4GB memory 256GB flash storage
Thunderbolt port with support for up to 2560-by-1600 resolution
FaceTime camera
Intel HD Graphics 3000

Refurbished MacBook Air 1.8GHz dual-core Intel Core i7 $1,439 Regular $1,699
Originally released July 2011
13.3-inch (diagonal) high-resolution LED-backlit glossy widescreen display
4GB memory 256GB flash storage
Thunderbolt port with support for up to 2560-by-1600 resolution
FaceTime camera
Intel HD Graphics 3000