PFAS30/ 100Poor
Overall0/ 100Bad
Interface Dark Pattern Carpet Tile Pallet – 1000 Sq Ft Commercial Grade

Interface · Carpets & Rugs

Interface Dark Pattern Carpet Tile Pallet – 1000 Sq Ft Commercial Grade

Poor

Skip. Stain-resistant carpet tile without PFAS disclosure raises concern.

Verdict: SkipCommercial-grade nylon/polyester blend with undisclosed stain treatment and poor PFAS profile; acceptable if maintained properly and replaced on schedule, but seek PFAS-free alternatives.

Interface's Dark Pattern carpet tile is commercial-grade with stain and soil resistance coatings. Brand discloses no PFAS status; such treatments historically use PFAS compounds. No third-party verification available.

The safe swap

Rug Doctor Pet TruDeep Cleaner

Rug Doctor

Rug Doctor Pet TruDeep 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/polyester blend carpet tile with stain/soil treatment

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

What’s concerning

♾️

Waterproof / stain-resistant treatment

water-repellent coating treatments have historically used PFAS.

65/ 100
♾️

Category baseline

furniture is a category where PFAS exposure is more common.

80/ 100
♾️

No PFAS disclosure

No public statement about PFAS in this product.

85/ 100
⚠️

Volatile Organic Compounds (VOCs) from stain/soil treatment

The undisclosed stain-resist chemistry likely contains volatile compounds released during and shortly after installation. Interface does not provide off-gassing data or VOC certifications for this line, so actual exposure is unquantified.

70/ 100
🔥

Flame retardants

Commercial carpet tiles often incorporate flame retardants in the backing or treatment layer to meet building codes. Interface's product specifications do not disclose flame retardant type, making it unclear whether halogenated or alternative chemistries are used.

Source: EPA
70/ 100
💨

Fiber shedding and inhalation of treated nylon/polyester particles

All carpet tiles shed microfibers during installation and normal use. Because the stain treatment chemistry is unknown, inhaled fibers may carry undisclosed chemical residues, particularly in poorly ventilated spaces or during heavy foot traffic.

20/ 100

Degradation of stain coating over time and chemical leaching

Fluorochemical stain treatments on nylon degrade with UV exposure, heat, and aggressive cleaning, potentially releasing treated chemicals back into the indoor environment. Interface provides no guidance on coating lifespan or safe end-of-life disposal.

45/ 100

What’s reassuring

Contact allergen risk from dyes or treatment residues

No specific allergen warnings or azo dye disclosures are on record for this product. Standard commercial nylon carpet poses low acute contact risk, but unknown dye and treatment chemistry cannot rule out sensitization in sensitive individuals.

95/ 100

The full breakdown

What it's made of and why it matters

This product is a nylon/polyester blend carpet tile with an applied stain and soil resist treatment. The nylon component is inherently durable and stain-resistant; the polyester adds cost efficiency and color retention. The stain treatment chemistry is not disclosed by Interface in public materials, which is the primary concern given the PFAS-poor rating. Carpet tiles shed fibers during installation and foot traffic, and unknown chemical treatments increase exposure risk over the product lifecycle.

The brand's record and disclosure

Interface is a major commercial carpet manufacturer with a stated sustainability program, but does not publicly disclose PFAS content or alternatives in its stain-resist formulations. The brand has not published third-party certifications (e.g., Cradle to Cradle, GreenGuard Gold) for this specific Dark Pattern line. Interface's silence on stain chemistry despite PFAS awareness in the industry represents a missed transparency opportunity, particularly for a product marketed as commercial-grade where durability claims often hinge on chemical treatment.

How it compares in its category

Nylon carpet tiles dominate commercial flooring and typically include fluorochemical stain treatments; this product follows industry norm rather than leading practice. Competitors like Mohawk and Shaw have begun disclosing PFAS-free or reduced-PFAS options, making Interface's silence a relative weakness. Wool-blend and untreated natural fiber tiles offer PFAS avoidance but cost more and require stricter maintenance; Interface's positioning is mid-market durability at the cost of chemical transparency.

If you buy it

Ensure proper ventilation during installation and for 48-72 hours afterward to disperse any volatile compounds from the stain treatment. Vacuum regularly (weekly in high-traffic areas) to minimize fiber shedding and reduce inhalation of shed material. Spot-clean spills promptly with water and mild detergent; avoid solvent-based cleaners that may degrade the stain coating and mobilize treated chemicals. Plan replacement at 7-10 years for commercial use, sooner if stain treatment visibly fails or seams show wear.

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
Interface 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.