If you very carefully install the canvas hold down strips on the roof
first it will be more obvious if the large hole marking is off. You
should install the strips and all the many screws for them once before
you install the canvas anyway. This is a good time to do so.

Mark

Alistair Bell wrote:
> I'm so slow, and I procrastinate, but today I drilled the tin top for the pop top hinges (and backing plate), marked out the cut lines and the canvas securing track on the roof, and cut the headliner a bit to pull the insulation. I think I'll be cutting the big hole tomorrow.
>
> I must have measured everything at least 4 times, but I am still uneasy :)
>
> pics of today's work here (and some pics of my home made "jack bombay" pop top assist strut assemblies)
>
> http://shufti.wordpress.com/
>
>
> alistair
>