Foamma 5 in x 24 in x 84 in Charcoal Upholstery Foam Padding - Durable
Foamma 5 in x 24 in x 84 in Charcoal Upholstery Foam Padding - Durable
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Our review of the Foamma 5 in x 24 in x 84 in Charcoal Upholstery Foam Padding finds it best suited for DIY upholstery projects and furniture repair where longlasting support matters. The single biggest reason to buy is its balance of firm resilience and indoor safety: with a density of 1.4, a 35 lb compression rate, and CertiPURUS materials, this foam replaces sagging cushions without offgassing concerns. It arrives compactly packaged and regains shape within days, making it a practical pick for someone swapping out worn chair, sofa, or bench inserts.
Key Features
- Durable Charcoal Construction: The charcoal foam is built for heavy use and maintains supportive shape for upholstery that receives frequent sitting.
- Measured Density and Compression: A density of 1.4 with a 35 lb compression rate provides firm but comfortable support suitable for seat cushions and replacement inserts.
- 100% Recovery Rate: The foam quickly springs back to shape after use so cushions remain resilient and comfortable over time.
- Custom Cut to Size: Each order is cut to the requested dimensions, simplifying replacement of a specific pillow or couch cushion without complex trimming at home.
- CertiPURUS Certified Materials: Manufactured without ozonedepleting substances and with low VOC emissions, the foam is better for indoor air quality and safer for home projects.
- Compact Packaging: The product ships compressed and easy to handle, expanding to full form within about 72 hours for quick installation.
Who It's For
This foam is aimed at hobby upholsterers, homeowners repairing sagging couch or chair cushions, and crafters making custom pillows who need a durable, firm insert that holds shape. The custom cut option is especially helpful for nonstandard cushion sizes or for replacing a single seat without buying larger slabs.
Those needing very soft, plush cushioning for delicate cushions or specialty mattresses should look elsewhere, as this foam leans toward firm, resilient support. Also, if you require precovered or shaped replacement tops (for example integrated tufted cushions), a finished cushion product rather than a foam slab may be more appropriate.
Pros & Cons
Pros
- Comfortable firmness that customers mention as a good balance between soft and too firm for seating use.
- High resilience and 100% recovery rate help cushions retain shape for years.
- CertiPURUS certification reduces concerns about harmful chemicals and indoor air quality.
- Custom cutting removes much of the measuring and trimming guesswork for replacements.
Cons
- Arrives compactly packaged and needs up to 72 hours to fully expand, which delays immediate use.
- May be firmer than preferred for those who want a plush, sinking feel in lounge cushions.
Specifications
| Product Type | Upholstery foam padding |
| Dimensions | 5 in x 24 in x 84 in |
| Density | 1.4 |
| Compression Rate | 35 lb |
| Recovery Rate | 100% |
| Certification | CertiPURUS |
| Packaging | Compact, expands within 72 hours |
Our Verdict
The Foamma 5 in x 24 in x 84 in Charcoal Upholstery Foam is a solid value for anyone replacing chair or couch cushions who wants firm, longlasting support and better indoor air quality. Its custom cutting, resilience, and CertiPURUS materials make it a practical choice for repair and craft projects, though those seeking ultrasoft lounge cushions should consider softer foam options.
Frequently Asked Questions
How long until the foam reaches full size?
The foam is compactly packaged and should fully expand within about 72 hours after opening.
Is this foam safe for indoor use?
Yes, it is CertiPURUS certified, meaning it is made without ozonedepleting substances and has low VOC emissions.
Can this be used for couch cushion replacement?
Yes, the density and compression rate make it suitable for replacing sagging couch and chair cushions when a firmer support is desired.
Editor's Take
A practical choice for DIY cushion replacement, the Foamma charcoal upholstery foam delivers firm, resilient support, custom cuts, and CertiPURUS safety, offering good value for seat repair projects.

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