Front Page OPP looking for help to determine what caused fire at Duststop in Petrolia July 27, 2020 903 Facebook Twitter Pinterest WhatsApp Linkedin ReddIt Email Print Petrolia/North Enniskillen firefighter responded to a fire at Duststop Filters on Centre St. July 24. This article is for digital subscribers Subscribe to view or log in below. Get access to The Independent online with one of our plans: Click here for a one-day pass Click here for digital subscription Click here for print and digital subscription Username or E-mail Password Remember Me Forgot Password