A: Dear Dawn. The Instruction Manual has a Troubleshooting section that will assist you with this process.
A: Dear Mary. For this product, no deductions are required for the brackets.
A: Dear Tom. Sorry, this option is not available.
A: If you careful remove the retractible plug end and measure correctly do not forget to accommodate the mounts you can cut it with a miter saw and relatively sharp blade put the fold down try not to go to slow and melt it or to fast and chip the end.