The Revit File Types, Plainly
| Extension | What it is | When a manufacturer needs it |
|---|---|---|
| .rfa | Loadable family – a single product object | The core deliverable for nearly every manufacturer |
| .rvt | Project file – a whole model | Sample assemblies, showroom models, typical-detail demonstrations |
| .rte | Project template | When you supply a starting project setup to partners or dealers |
| .rft | Family template – the starting point a family is built from | Chosen per product; determines category and hosting behavior |
| .txt type catalog | External list of type variants for a family | Product lines with many size or configuration permutations |
Family Template Selection Determines Everything Downstream
Every Revit family is born from an .rft family template, and that choice locks in the object's category, hosting behavior, and what it can do inside a project. Pick a generic model template for a product that should be a plumbing fixture and the object will never schedule, tag, or filter the way a specifier expects – and no amount of downstream parameter work fixes it.
Getting the template right at the start is unglamorous and it is the single most common structural mistake we find when auditing existing manufacturer libraries. Rebuilding from the correct template is usually faster than patching around the wrong one.
How We Set Files Up
- Correct family template and category chosen against how the product is used, not how it looks.
- Reference-plane and constraint skeleton built before geometry, so the file flexes reliably.
- Purged of unused families, materials, line styles, and imported CAD before delivery.
- No linked or imported external references that will break on the recipient's machine.
- Consistent, predictable file naming across the whole library.
- Saved with a clean default view and thumbnail, so the file previews as your product in a browser.
- Audited and re-saved so the file opens without warnings.
Version Compatibility Is a Distribution Problem
Revit files are forward-compatible only. A file saved in a newer release cannot be opened in an older one, and the error a user sees gives them no path forward except to give up on your product.
So version coverage is not a technical detail, it is a reach decision: every release you skip removes a slice of your audience. We deliver multiple back-versions alongside current, label them unambiguously in the download, and re-issue as new releases ship.
Packaging and Delivery
Files are delivered organized the way a person downloads them, not the way they were produced: grouped by product line, versioned in the filename or folder, with type catalogs paired to their families and a short readme covering what is included and which Revit releases are supported.
If you distribute through your own site, we hand off assets ready to publish. If you distribute through BIM libraries, we prepare the files to their submission requirements.