New Lindahl Specialities Diffusion Effect Filter #2  19-5002 complete with instructions.  I have had this since new, purchase but never used. Comes in it's original packaging as shown in my photos.

Review my photos for the exact filter you are bidding on.

From a smoke free environment.  Questions welcome before bidding. Please review all my other 600+ listings, most with free shipping.  I have a Lindahl Auxiliary Bellows # 43.1500 I will be listing, also new.