<a href=showthread.php?s=&postid=6835200#post6835200 target=_blank>Originally posted</a> by ostrow
They're the same thing -- Peladow and Prestone.
And same as Turbo Calcium products (any recipe calling for dowflake, if using Peladow/Prestone/or another anhydrous calcium chloride product just reduce the amount by 1/3).