Practical guides on spray foam defects, testing methodology, and what to check before you buy or sign off.

Persistent odor, soft texture, uneven coverage — a practical guide to the warning signs that a spray foam install didn't go as it should have.

Off-ratio foam is one of the most common — and most misunderstood — spray foam defects. Here's what causes it and how independent testing documents it.

Spray foam can hide roof decking and framing from a standard home inspection. Here's what to check — and who to call — before you close.

A hardware-store depth gauge tells you one number at one spot. Here's what a documented, multi-point thickness audit adds that a single reading can't.

From sample locations to lab data to a plain-language summary — a look at what's actually in a documented, independent spray foam inspection report.