Mohawk Review, Is Mohawk Non-Toxic?
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
Across 3 graded products, Mohawk averages Poor (47/100). On disclosure, the brand says nothing publicly about PFAS. 1 of its products grade Good or better. Grades are model-based estimates, not lab results.
Worth buying from Mohawk Good or better, safest first
Mohawk
Basics 24 x 24 Carpet Tile EnviroStrand PET Fiber
PET (polyethylene terephthalate) fiber
Volatile organic compounds (VOCs) from adhesives and sizing agents
Carpet tile backing and installation adhesives may off-gas formaldehyde or other VOCs…
Flame retardants
U.S. carpet products are required to meet CPSC flammability standards (16 CFR Part 1630).…
Formaldehyde / VOCs
Carpet tile backing often uses polyurethane or latex binders that may contain or release…
Lower PFAS concern. Standard PET fiber unlikely to require PFAS treatments.
⚠Risky category by default
Graded and flagged Poor and Bad, we’d swap these
Mohawk
SmartStrand Silk Luxuriant Space 3M17 Residential Carpet | 3M17-906 Flute
Nylon carpet with stain/soil treatment (proprietary)
Undisclosed stain treatment composition (likely fluorochemicals)
Mohawk does not publicly name the active ingredients in SmartStrand's soil-resist…
Formaldehyde / VOCs
Nylon carpet backing, latex adhesives, and treatment resins can off-gas formaldehyde and…
Flame retardants
Residential carpets often contain flame retardants in backing or treatment layers to meet…
Microparticle and dust accumulation from fiber shedding and treatment degradation
All nylon carpets shed microscopic fibers over time, and aged stain treatment coatings…
High uncertainty. Mohawk uses stain treatments but doesn't disclose PFAS.
⚠Waterproof or stain-proof treatment
Mohawk
Pet Premier Canine Comfort 3N78 Residential Carpet | 3N78-769 Frosty Spice
Nylon/synthetic fiber blend with stain/soil treatment
Stain treatment chemical identity (unspecified)
Mohawk does not publicly disclose the stain/soil treatment formulation for this line.…
Volatile organic compound (VOC) off-gassing
Nylon carpet and backing adhesives typically release low-level VOCs (mainly odor and…
Microfiber shedding and dust accumulation
All nylon carpets shed fibers, especially in high-traffic or pet areas. Pet carpets are…
Pet carpet with unspecified stain treatment.
⚠Waterproof or stain-proof treatment
Every grade uses the same public rubric. How grades work →