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Show position of Ridge Saddles and Points. These should be located within 18" of the corners or roof edges and be spaced at intervals not to exceed 20 feet on centers.
Show the position of your TV antenna and indicate where the mast will be bonded to the main cable run. Show the position of your chimney and where it will be tied in.
From your drawing you can now determine the length of cable needed, and the necessary fittings needed to support the cable and to tie in branches to the main cable run. Crimp Straight Splicers are used to connect the ends of cables to each other. Crimp Tee Splicers connect branches to main cable. These are crimped over the cable with pliers.
Cable must be supported every three feet by Cable Holders, both on the roof and on its downward course.
Using the order form and your drawing, you can now determine the type and amount of material needed.
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