Spray Foam Insulation (MDI Isocyanate, Off-Gassing, Re-Entry Time) — household safety profile
High riskSpray polyurethane foam (SPF) insulation uses MDI — a potent respiratory sensitizer (OSHA PEL: 20 ppb ceiling).
What is this product?
Spray polyurethane foam (SPF) insulation uses MDI — a potent respiratory sensitizer (OSHA PEL: 20 ppb ceiling). 24-72 hour re-entry time after application. Improperly mixed SPF can off-gas indefinitely — EPA has received hundreds of complaints. Once sensitized to MDI, even trace exposure triggers reactions permanently.
What's in it
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Open in home View raw API dataReference data, not professional advice. Aggregates publicly available regulatory and scientific information. Why we built ALETHEIA →