DWV Pro: Drain Waste Vent — Support

Fixture units in, pipe sizes out. Offline, on the job.

Contact

Questions, bugs, or feedback? Email tprippy@gmail.com. We usually reply within two business days.

Privacy Policy

DWV Pro: Drain Waste Vent does not collect any data. No accounts, no analytics, no advertising, and no tracking of any kind. The app makes no network requests at all.

Your projects are stored only on your iPhone.
We cannot see your data, because it never leaves your device.
Deleting the app removes all of its data from your device.

Purchases are processed by Apple. We never receive your payment details.

Full Unlock

DWV Pro: Drain Waste Vent is free to use. A one-time, non-consumable Full Unlock purchase ($4.99) unlocks the premium features. It is not a subscription and never expires. Restore it on a new device with Restore Purchase in Settings.

FAQ

Does it work offline? Yes — entirely. The app has no network code at all.

I paid but the features are locked. Tap Restore Purchase in Settings while signed in to the same Apple ID used for the original purchase.

Which code is this based on? Values reflect commonly adopted IPC requirements. DWV Pro is not affiliated with or endorsed by the International Code Council. Always verify against the code edition your AHJ has adopted — you are responsible for the final design.