Crankshaft Company manufactures equipment. Crankshaft s products range from simple automated machinery to complex systems containing numerous components. Unit selling prices range from $224,000 to $1,680,000 and are quoted inclusive of installation.
Roofing felt requires a minimum overlap of 4 inches between seams of felt and an overlap of 6 inches at roof valleys, peaks and intersections with flashing and fascia. Roofing felt must be attached to the decking with plasticap nails to resist wind damage.
1 It is important to note that the basic sheet size is not the same. for all types of paper.  Caliper. Caliper refers to the thickness of a sheet of paper expressed. in thousandth of an inch. This measurement is taken with a micro meter. Normally, paper caliper should not have more than a + or - 5% variance.