The Best Non-Toxic Curtains of 2026
5 of the 15 curtains PFAS Authority has graded score below its 70 point pass mark for PFAS and other toxins, 33.3% of the category, as of October 2026, leaving 10 that pass. The highest graded is Pottery Barn Custom Seaton Textured Cotton Curtain at 75 out of 100.
Every grade below is built from published materials, ingredient lists, certifications and brand disclosures, scored on one public rubric and ranked best-graded first. Each score links to the full breakdown of what earned it, and the numbers across the whole dataset are published too.
Are curtains non-toxic?
10 of the 15 curtains we graded clear our screen and 5 do not. Non-toxic is not a defined or regulated term, so what we can tell you is what our graders recorded. Beyond PFAS, the hazards found or left unruled-out on curtains in this category are VOCs and off-gassing, microplastics, formaldehyde, artificial dyes, heavy metals. The highest graded here is Pottery Barn Custom Seaton Textured Cotton Curtain at 75 out of 100.
Quick picks
Best overall
Pottery Barn Custom Seaton Textured Cotton CurtainHighest PFAS grade in the category
75 Excellent
No coating to fail
Pottery Barn Seaton Textured Cotton Light Filtering CurtainNothing applied that can break down
75 Excellent
A second brand to consider
Crate and Barrel Crate & Barrel Organic Cotton Natural Taupe Window Curtain PanelThe best grade here from a brand other than the winner
75 Excellent
Why Pottery Barn Custom Seaton Textured Cotton wins, and what it beats
Every grade on this page is one sum. A category starts from a baseline, each disclosed material or coating adds risk points, and each thing the brand or a third party has published takes them away. Below is that sum for the winner, then for 1 product it beats, so you can see exactly where the 45 points between the top and the bottom of this curtains ranking come from.
The winner
Made of 100% cotton textile, no stated coating.
- +20Category baseline. The starting point for this type of product, before anything specific to this product is counted.
- +15No PFAS disclosure. No public statement from the brand about PFAS in this product.
- -10Base material not linked to PFAS. The main material recorded for this product is not one associated with PFAS.
25risk points in total, which is a grade of 75
What the grade does not fix. It still carries one risk factor, No PFAS disclosure, and our graders recorded 3 other hazards on it. See the full breakdown.
What it beats, and why
What puts it behind. Waterproof / stain-resistant treatment, +35 points. Water-repellent coating treatments have historically used PFAS. The winner carries no such factor.
Made of Linen blend with blackout coating (unspecified).
- +35Waterproof / stain-resistant treatment
- +20Category baseline
- +15No PFAS disclosure
70risk points, a grade of 30
No product on this page was physically tested by us. Every number above comes from published materials, ingredient and coating disclosures, certifications and brand statements, scored on one public rubric. Formulations change without notice, so check the current product listing before buying.
What to watch for in curtains
Beyond the PFAS grade, these are the things our graders recorded on the 15 curtains in this category. We assess from materials, brand statements and published research. We do not lab-test.
- VOCs and off-gassing
Volatile compounds that evaporate out of a material at room temperature, which is what a new product smell is.
Found on 2 of these curtains. Plausible but unconfirmed on 5 more, meaning nobody has ruled it out. EPA
- Microplastics
Plastic fragments small enough to shed from a product into food, water or air without anyone seeing it.
Found on 1 of these curtains. Plausible but unconfirmed on 5 more, meaning nobody has ruled it out. EPA
- Formaldehyde
A preservative and resin ingredient that is also released slowly by a group of chemicals used in its place.
Plausible but unconfirmed on 11 more, meaning nobody has ruled it out. NCI
- Artificial dyes
Synthetic colours added to food, cosmetics and textiles, most of them petroleum derived.
Plausible but unconfirmed on 10 more, meaning nobody has ruled it out. FDA
- Heavy metals
Metals such as antimony, nickel and chromium migrating from a material into what touches it.
Plausible but unconfirmed on 1 more, meaning nobody has ruled it out. ATSDR
The safest curtains we graded, lowest PFAS risk first
- 1
Highest grade here
- 100% cotton textile, no stated coating
- Formaldehyde / VOCs
3 hazards checked on this product, all on its full breakdown.
- 2
Crate and Barrel
Crate & Barrel Organic Cotton Natural Taupe Window Curtain Panel
75ExcellentPFAS grade- organic cotton, no applied coating mentioned
- We found no PFAS statement from the brand
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
- 3
- Cotton-silk blend, no known finishes applied
- We found no PFAS statement from the brand
- Azo dyes and synthetic colorants
2 hazards checked on this product, all on its full breakdown.
- 4
- 100% linen
- We found no PFAS statement from the brand
- Heavy metals
3 hazards checked on this product, all on its full breakdown.
- 5
No coating to fail
- 100% cotton, uncoated
- Azo dyes (synthetic dye toxicity)
2 hazards checked on this product, all on its full breakdown.
- 6
No coating to fail
- 100% polyester fabric, likely uncoated
- We found no PFAS statement from the brand
- Azo dyes and residual dye chemicals
4 hazards checked on this product, all on its full breakdown.
- 7
- Cotton/linen blend multi-stripe woven textile
- Formaldehyde / VOCs
2 hazards checked on this product, all on its full breakdown.
- 8
- polyester blend curtain fabric, no reported water-repellent coating
- Heavy metals
3 hazards checked on this product, all on its full breakdown.
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- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
Vegan Mattress
- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
All the curtains that pass, side by side
Sorted by score. A higher score means lower PFAS risk.
| # | Curtains | Score | Rating | Made of | Key concern |
|---|---|---|---|---|---|
| 1 | Pottery Barn Custom Seaton Textured Cotton Curtain | 75 | Excellent | 100% cotton textile, no stated coating | Formaldehyde / VOCs |
| 2 | Crate and Barrel Crate & Barrel Organic Cotton Natural Taupe Window Curtain Panel | 75 | Excellent | organic cotton, no applied coating mentioned | Heavy metals |
| 3 | Crate and Barrel Trevino Cotton Silk Blend Window Curtain Panel | 75 | Excellent | Cotton-silk blend, no known finishes applied | Azo dyes and synthetic colorants |
| 4 | Parachute Linen Shower Curtain | 75 | Excellent | 100% linen | Heavy metals |
| 5 | Pottery Barn Seaton Textured Cotton Light Filtering Curtain | 75 | Excellent | 100% cotton, uncoated | Azo dyes (synthetic dye toxicity) |
| 6 | Crate and Barrel Crate & Barrel French Pleat Window Curtain Panel | 75 | Excellent | 100% polyester fabric, likely uncoated | Azo dyes and residual dye chemicals |
| 7 | West Elm Emma Chamberlain Multi-Stripe Curtain | 75 | Excellent | Cotton/linen blend multi-stripe woven textile | Formaldehyde / VOCs |
| 8 | West Elm Frankie Floral Curtain Set of 2 | 75 | Excellent | polyester blend curtain fabric, no reported durable water repellent coating | Heavy metals |
The verdict on curtains
Pottery Barn Custom Seaton Textured Cotton Curtain grades 75 out of 100, the highest here. It is 100% cotton textile, no stated coating.
Choose Crate and Barrel Crate & Barrel Organic Cotton Natural Taupe Window Curtain Panel instead if you want a second option at 75 out of 100, organic cotton, no applied coating mentioned.
We hold no price data, so nothing here is a budget recommendation. Grades are model-based assessments from published materials and disclosures, not laboratory tests.
The curtains we would skip
Lowest scoring in this category, worst first, with the reason.
- 30Poor
- 30Poor
- 30Half Price Drapes Hpd Half Price Drapes Faux Linen Blackout Room Darkening CurtainPoor
Formaldehyde / VOCs
What we check on curtains
- Confirmed PFAS, PTFE or fluoropolymer content, which is the heaviest penalty we apply.
- Stain, water or grease resistant treatments, which usually mean fluorinated chemistry.
- Whether the brand discloses what is in the product, or stays silent behind a “clean” claim.
- Independent lab results and certifications where they exist.
Full point-by-point rubric on the methodology page.
The curtains brands we found no PFAS statement from
We found no PFAS statement from 3 of the brands here. That is our research, not proof a brand has never said anything, and it is not evidence of harm. It is why none of them score well on disclosure.
Crate and Barrel, Half Price Drapes, Parachute.
The brands that have published something, and what each of them actually said, are in our record of what every brand has said about PFAS.
Common questions about PFAS in curtains
Are curtains PFAS free?
5 of the 15 curtains PFAS Authority has graded score below its 70 point pass mark for PFAS and other toxins, 33.3% of the category, as of October 2026, leaving 10 that pass. The highest graded is Pottery Barn Custom Seaton Textured Cotton Curtain at 75 out of 100. The lowest graded is Crate and Barrel Crate & Barrel Warm Beige & Storm Grey Linen Double Pinstripe Grid Blackout Window Curtain Panel at 30 out of 100.
Are curtains non-toxic?
10 of the 15 curtains we graded clear our screen and 5 do not. Non-toxic is not a defined or regulated term, so what we can tell you is what our graders recorded. Beyond PFAS, the hazards found or left unruled-out on curtains in this category are VOCs and off-gassing, microplastics, formaldehyde, artificial dyes, heavy metals. The highest graded here is Pottery Barn Custom Seaton Textured Cotton Curtain at 75 out of 100.
Which are the safest curtains to buy?
On our grades, Pottery Barn Custom Seaton Textured Cotton Curtain at 75 out of 100, which we band as Excellent. Then Crate and Barrel Crate & Barrel Organic Cotton Natural Taupe Window Curtain Panel at 75. These are model-based assessments from published materials, ingredient lists, certifications and disclosures, not laboratory tests, so treat them as the lowest risk we can evidence rather than a safety guarantee.
Which curtains grade best for PFAS?
Pottery Barn Custom Seaton Textured Cotton Curtain, at 75 out of 100, which we band as Excellent. It is 100% cotton textile, no stated coating. The runner up is Crate and Barrel Crate & Barrel Organic Cotton Natural Taupe Window Curtain Panel at 75.
Which curtains should I avoid?
The three lowest scoring we hold are Crate and Barrel Crate & Barrel Warm Beige & Storm Grey Linen Double Pinstripe Grid Blackout Window Curtain Panel at 30, Crate and Barrel Crate & Barrel Floral Blackout Window Curtain Panel at 30, Half Price Drapes Hpd Half Price Drapes Faux Linen Blackout Room Darkening Curtain at 30. The problem with the first is that avoid until Crate & Barrel discloses blackout coating chemistry. Treated linen often contains PFAS.
Which curtains brands have not published a PFAS statement?
We found no PFAS statement from 3 of the brands we scored in this category, including Crate and Barrel, Half Price Drapes, Parachute. That is what our research turned up, not proof a brand has never said anything, and a missing statement is not evidence of harm. It is the reason those brands cannot score well on disclosure.
Do you lab test curtains?
No. We score from published ingredient lists, materials, certifications, disclosures and third party lab results where they exist. Where a product has been independently tested we use that result and say so.
More home and furniture categories we have graded
Same rubric, same scale. These are the categories closest to curtains.
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Does a particular brand of curtains have PFAS?
We also wrote this up at length. PFAS in Curtains, Same Brand, Two Different Grades
Want to filter the whole category yourself? Browse all 15 curtains.