# Free tools

Free tools for fire sprinkler contractors for installation, inspection, testing, repair, fire pumps, standpipes and backflow prevention. You need no account.

- [NFPA 25 inspection calendar planner](https://firesprinklers.fyi/tools/nfpa-25-inspection-calendar.md): Plan selected recurring tasks from a sourced NFPA 25 summary. Confirm the schedule with your contractor.
- [Sprinkler system type explainer](https://firesprinklers.fyi/tools/sprinkler-system-type-explainer.md): Compare wet, dry and pre-action system definitions. Use your system records to select a type.