Forum Discussion
HMS_Beagle
Oct 30, 2015Explorer
Even if you get an answer, I would check carefully before I pulled the trigger on the Sawsall.
Bigfoot puts wood blocking around the 14 x 14 hole, you can use a stud finder (from HD or other big box store) to map out the blocking in likely locations. The outer skin is fiberglass so you can check from both sides.
Alternatively, if you have an IR camera you can heat the inside on a cold morning, the wood will show up very nicely as hot stripes. If you don't have an IR camera the poor man's method is to heat the inside up on a cold, dewey morning. The dew will evaporate over the wood faster than over the insulation.
Keep in mind that you don't need to get the limits of the cutout exact. Once you know about where it is, drill a hole in the middle and work out till you hit the wood blocking.
A signal tracer on the AC wire from the breaker may held to determine the likely location in the roof.
Bigfoot puts wood blocking around the 14 x 14 hole, you can use a stud finder (from HD or other big box store) to map out the blocking in likely locations. The outer skin is fiberglass so you can check from both sides.
Alternatively, if you have an IR camera you can heat the inside on a cold morning, the wood will show up very nicely as hot stripes. If you don't have an IR camera the poor man's method is to heat the inside up on a cold, dewey morning. The dew will evaporate over the wood faster than over the insulation.
Keep in mind that you don't need to get the limits of the cutout exact. Once you know about where it is, drill a hole in the middle and work out till you hit the wood blocking.
A signal tracer on the AC wire from the breaker may held to determine the likely location in the roof.
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