Method A:

If you have your old mat and it has no holes longer than four inches:

• If your old mat has a hole, do not measure across or near hole. If hole jeopardizes measurement, please measure your frame & springs and do not use this instruction set.
• Mat can be measured while assembled or while laying on a flat surface. If measured off the trampoline, pull the mat flat while measuring.

Method B:

If you have your old mat and it has no holes longer than four
inches: