FUJIFILM Double Layer discs

has anyone tried the fujifilm 2.4x double layer discs?
http://www.bestbuy.com/site/olspage.jsp?tab=4&type=product&id=1095432941148&skuId=6886382&productCategoryId=cat01163

there is a link to them if you are unfamiliar.

anyone know the media code? its not on videohelp, either.
i just want to see if these will work well on my dvr-108

Pioneer rec you use Verbatim they got nice dl and have 1/2 in price per disc in lasy month alone.

http://www.verbatim.com/index_in.cfm?CFID=3062161&CFTOKEN=54484333

drop to country.

http://www.verbatim-europe.com/index/press_releases_view.php?cat_id=249&article_id=278&lang_id=1&menu1=261&menu2=&menu3=

Im sure i seen these will do 4x somewhere on reviews like the dvdrw +/- they make but i got 4x rw media +/- anyhow.

Verbatim or adopted DL discs by Philips, all with MKM01 MID.