my butane extractor

next u have to cut the pvc pipe to 10"

next u will want to cut out your filter out of the coffee filter. Then u drill holes in your end caps one hole in the centre of the top,and 10 to 15 holes in the bottom (like a pepper shaker)

then u place your filter in the bottom attache to the tube fill with pot put the top on.fill with butane over a pie plate IN A WELL VENTILATED AREA and your done

great guide, nice and easy to folloe, +rep thanks!
covertgrow