Single Diagnosis · $25

One problem. A written answer, in 24 hours.

Send photos — and a short video if it moves, drips, or makes noise. You get a written diagnosis: the most likely cause, how we ruled out the look-alikes that fool people, and whether this is a you-job or a pro-job, with a parts list and a fair cost range either way.

No site visit. No stranger in your house. No number to haggle over. Photos travel better than trucks.

Start a Diagnosis — $25

Written Diagnosis · 24-hr turnaround

Submitted — ceiling stain under upstairs bath4 photos

Most likely cause — bath fan duct condensationHigh confidence

Roof leakRuled out

Supply-line leakRuled out

Verdict — DIY, insulate the duct run≈ $30 in parts

Fair cost if you'd rather hire it$150–250

What you get

A diagnosis, not a guess.

The most likely cause — and how we ruled out the look-alikes
DIY-or-pro call, with a parts list and fair cost range
Written, so you can act on it, share it, or hold a contractor to it
One follow-up question included
Genuinely undiagnosable from photos? We say so and refund you

Have a list instead of a problem? The Full Home Workup covers up to 5 areas for $79 → Holding a contractor's bid? Get it checked line by line for $35 →

The house is telling you something. Find out what.

Start a Diagnosis — $25