PFAS30/ 100Poor
Overall8/ 100Bad
Shaw Sample Dynamo 24x24 Carpet Tile 54857

Shaw Industries · Carpets & Rugs

Shaw Sample Dynamo 24x24 Carpet Tile 54857

Poor

Avoid or contact Shaw to learn what chemicals enable this tile's stain and soil resistance.

Verdict: SkipNylon tile with undisclosed stain-resist chemistry (likely PFAS) poses uncertain chemical exposure; acceptable only with full transparency from Shaw and low-traffic use.

Dynamo tiles are treated for stain and soil resistance using what Shaw describes as a water-repellent coating, but the brand withholds all chemical details. Assume elevated risk if PFAS exposure concerns you.

The safe swap

Rug Doctor Carpet Cleaner

Rug Doctor

Rug Doctor Carpet Cleaner

75/100 safety

75Excellent

Same rubric that flunked this product. The swap earned Excellent.

Still want this one anyway? Check the price on Amazon. We’d swap it.

Material

Nylon carpet tile with stain/soil resistance treatment

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

What’s concerning

♾️

Waterproof / stain-resistant treatment

Water-repellent treatments have historically contained PFAS chemicals.

65/ 100
♾️

Category baseline

PFAS exposure happens more often with clothing products.

80/ 100
♾️

No PFAS disclosure

The company has not publicly discussed PFAS in this product.

85/ 100
💨

Volatile organic compounds (VOCs) and off-gassing

Carpet tiles with applied chemical finishes can emit low-level VOCs during the first weeks after installation, especially in warm or humid conditions. Shaw does not publish off-gas profiles for Dynamo; independent testing would be required to quantify exposure risk.

70/ 100
🫧

Microfiber shedding and chemical transport

Nylon carpet tiles shed microfibers under foot traffic and vacuuming, and any surface-applied stain-resist chemistry adheres to these fibers. These fibers become airborne and settle in household dust, creating a pathway for topical chemical exposure over time.

45/ 100
💨

Formaldehyde / VOCs

Secondary-backing adhesives and yarn sizing agents in nylon tiles may contain formaldehyde-releasing resins as a cost-effective binder. Shaw does not specify binder chemistry for Dynamo, so this cannot be ruled out without direct inquiry or testing.

Source: ATSDR
70/ 100
🏷️

Skin and respiratory irritation from undisclosed treatment chemicals

The stain-resist coating on this tile is likely a proprietary fluorocarbon or silicone-based polymer. Exposure to airborne particles or dust during installation and early use poses potential irritation risk, especially for sensitive individuals, but specific allergen data for Shaw Dynamo is not published.

70/ 100

What’s reassuring

🔥

Flame retardants

No public record of Shaw Dynamo tiles containing added flame retardants in the backing; however, some carpet tiles do incorporate flame retardant chemistry. Absence of disclosure leaves this unconfirmed for this specific SKU.

Source: EPA
95/ 100

The full breakdown

What it's made of and why it matters

Shaw Dynamo 24x24 is a nylon 6 or nylon 6.6 carpet tile with an applied stain and soil resistance treatment. The specific chemical formulation of this treatment is not publicly disclosed by Shaw, which is the core concern: nylon fibers themselves are relatively stable, but the topical protective coating is where chemical risk concentrates. Nylon can shed microfibers during wear and vacuuming, particularly in high-traffic areas, and any embedded treatment chemicals travel with those fibers into indoor air and dust.

The brand's record and disclosure

Shaw Industries does not publicly disclose the chemical identity of stain-resist treatments on its carpet products, nor does it certify tiles to third-party standards like GreenGuard or Cradle to Cradle that would require such transparency. The company has faced criticism for opacity on PFAS use across its product lines but has not issued a definitive public commitment to phase out all PFAS chemistry. This silence is material: without ingredient disclosure, buyers cannot assess whether the stain resistance relies on PFAS compounds or safer alternatives.

How it compares in its category

Most commercial carpet tiles in Shaw's price and performance tier use some form of chemical stain resistance; however, competitors like Interface and Mohawk have begun disclosing treatments or offering PFAS-free certified lines. Dynamo's lack of transparency places it below market leaders on the disclosure spectrum. Wool or untreated nylon tiles with mechanical soil resistance (looped weave) are safer alternatives if stain-resist chemistry is a concern, though they sacrifice some performance.

If you buy it

Vacuum frequently (2-3 times weekly in normal use) to reduce microfiber and dust accumulation. Ensure good ventilation in the installation space for the first 48-72 hours to allow any off-gassing to escape. Avoid excessive moisture or steam cleaning, which can accelerate fiber shedding and mobilize surface chemicals. Request a material safety data sheet (MSDS) or technical specification from Shaw or your supplier before purchase; if they cannot provide chemical identity of the stain treatment, that is a red flag warranting reconsideration.

What we don’t know

Basis
Model estimate, 35% confidence, not a lab result
Lab test
None on record for this exact product
Brand statement
Shaw Industries has made none

Formulations change between production runs, so check the current label. How we grade.

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More carpets & rugs grades

How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.