> It appears that the upper caul is retained by one velcro strip at each > end. If I am seeing that correctly, you might want to think about > slipping some sort of steel safety device around there also - just in > case...... He said it's strap webbing, C-clamped on, which is way past what Velcro can do. Still, I'd agree that some steel would be preferable, and 40 psi is plenty even then. You, after all, laminate ribs at atmospheric pressure, and it works fine. Ron N
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