If You Have A Driller, I’ll Show You How To Install An Air Filter For The Kitchen & Solar Cables DIY- Part 3 By Lex On November 20, 2019January 23, 2020 In Van Camping Conversion Leave a comment facebook tweet google+ Step 1: Measure the size of the hole on the roof. Step 2: Drill the hole for the air filter Now install the air filter Step 3: Drill two holes on the roof for the solar cables You need to put some glue on The process of installing the solar panel will be revealed in the later post. Next 7 Things You’ll HATE about Van Life