Support
Questions, a table value you think is wrong, or a tool you would like added: email vilvaathiban@gmail.com. Replies usually within two working days. Please include the iOS version and, for a calculation question, the exact inputs you used.
Troubleshooting
Reporting a table error
Every reference value in the App is transcribed from the 2023 edition of NFPA 70. If you find a value that disagrees with the printed table, email the table number, the row and the value you expected; corrections ship in the next update.