vapor retarder

Questions

What does vapor retarder mean?

A layer of material or a laminate used to appreciably reduce the flow of water vapor into a roof assembly.

How to pronounce vapor retarder

1. Open the pronunciation page — Open the Speakur entry for “vapor retarder”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “vapor retarder”.
4. Repeat and practice — Say “vapor retarder” aloud, matching stress and vowels until it feels natural.