Home Safety / Products / New Carpet and Carpet Pad Off-Gassing (4-PC, VOCs)

New Carpet and Carpet Pad Off-Gassing (4-PC, VOCs) — household safety profile

Moderate risk

New carpet and carpet pad emit volatile organic compounds — the 'new carpet smell.' Primary VOC of concern: 4-phenylcyclohexene (4-PC), a byproduct of SBR latex backing.

What is this product?

New carpet and carpet pad emit volatile organic compounds — the 'new carpet smell.' Primary VOC of concern: 4-phenylcyclohexene (4-PC), a byproduct of SBR latex backing. Also emits styrene, formaldehyde, and acetaldehyde. CRI Green Label Plus certification tests for 13 VOCs. EPA 'new carpet' indoor air complaint was historically one of the most common IAQ complaints received. Off-gassing peaks in first 72 hours and declines over 1-4 weeks.

What's in it

Click any compound name for its full safety profile, regulatory consensus, and exposure data.

Sbr Byproduct

Backing Component

Off Gas Compound

Who's most at risk

  • Children — Developing endocrine and neurological systems, higher exposure per body weight
  • Infants — Developing organ systems, higher exposure per body weight, immature detoxification systems

Red flags — when to walk away

  • Exposure without required PPE or engineering controls — Risk of acute injury or chronic disease.

Green flags — what to look for

  • OSHA-compliant engineering controls and PPE in use — Exposure controlled to below permissible limits.

Safer alternatives

  • Hard flooring — hardwood, tile, LVP) with washable area rugs
  • CRI Green Label Plus certified carpet and pad — Safer alternative
  • Wool carpet with natural backing — lowest synthetic VOC

Frequently asked questions

Who should be careful with New Carpet and Carpet Pad Off-Gassing (4-PC, VOCs)?

Vulnerable populations identified for this product type: children, infants.

Are there safer alternatives to New Carpet and Carpet Pad Off-Gassing (4-PC, VOCs)?

Yes — consider: Hard flooring; CRI Green Label Plus certified carpet and pad; Wool carpet with natural backing. See the Safer alternatives section above for details.

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Reference data, not professional advice. Aggregates publicly available regulatory and scientific information. Why we built ALETHEIA →