Covelle vs Medley: Every Layer, Every Certification, Side by Side

Start with what the two brands share, because it is substantial. Per both brands' published materials, as read in August 2026, Covelle and Medley both build upholstered furniture in the United States. Both publish a no-added-flame-retardants position. Both use wool from New Zealand sheep. Both offer seating built on natural latex. Both put a lifetime warranty on their frames. A buyer who has narrowed the field to these two names has already filtered out most of the industry.

The practical difference sits in what each brand's published pages let you verify. As of August 2026, Medley's certifications page names its standards: GOLS, FSC, OEKO-TEX Standard 100, GREENGUARD Gold, CertiPUR-US, Red List Free leather, and Intertek Clean Air Gold. The page does not display certificate numbers or holder names. Covelle publishes the numbers and the scope behind each claim: FSC Chain-of-Custody held at the supplier level by Martco (FSC-C022036) and Boss Wood Products (FSC-C190932), Moore & Giles leather tested to CDPH Standard Method v1.2 (Intertek Clean Air Gold, cert CA-82998-2026a) at TVOC ≤ 0.5 mg/m³, and fabric sourced from Dorell Fabrics, a supplier that holds OEKO-TEX Standard 100 across its product line. This comparison lays both out, layer by layer, and leaves the verdict to you.

One note on sourcing. Every Medley fact below comes from medleyhome.com's own published pages (materials, certifications, FAQ, returns policy, and collection prices) as read in August 2026. Where a page does not disclose something, this comparison says "not displayed" rather than guessing. Covelle facts carry their certificate numbers inline, the same numbers published on Covelle's Transparency page, and each active certification can be verified with its issuing body.

How do Covelle and Medley compare, layer by layer?

| Layer | Covelle | Medley (published pages, August 2026) | |---|---|---| | Frame | Kiln-dried hardwood from FSC-certified suppliers. Chain-of-Custody at the supplier level: Martco (FSC-C022036) and Boss Wood Products (FSC-C190932). Mortise-and-tenon joinery. Lifetime frame warranty. | A blend of solid wood and engineered hardwood; PureBond hardwood plywood on its natural latex and wool pieces. Described as FSC-certified and domestically sourced, with CARB 2 compliant plywood. Corner-blocked. Lifetime frame warranty. | | Cushion core | Natural latex tapped from Hevea rubber trees in Sri Lanka, over Verid Bio-Core support foam: 100% bio-based, plant-derived polyols, no petroleum, not a polyurethane. Joma Wool batting. | A choice on many pieces: GOLS-certified organic natural latex, or 2.5 lb high-resilience CertiPUR-US certified poly foam. New Zealand wool. | | Upholstery | Fabric sourced from Dorell Fabrics, a supplier that holds OEKO-TEX Standard 100 across its product line. PFC-free finish. No added formaldehyde. Leather: Moore & Giles, tested to CDPH v1.2 (Intertek Clean Air Gold, CA-82998-2026a) at TVOC ≤ 0.5 mg/m³. | Natural fibers (cotton, linen, organic textiles) and synthetics with plant-based water repellents; the materials page cites third-party certifications such as GREENGUARD Gold. Leather described as Declare Red List free. | | Certifications | Cited by number and scope: FSC-C022036 and FSC-C190932 (supplier level), CDPH v1.2 / Intertek Clean Air Gold CA-82998-2026a, OEKO-TEX Standard 100 (supplier level, Dorell). TB117-2013 met through wool and construction. Does not claim GREENGUARD, CertiPUR-US, GOLS, or GOTS. | Named by standard: GOLS, FSC, OEKO-TEX Standard 100, GREENGUARD Gold, CertiPUR-US, Red List Free, Intertek Clean Air Gold. Certificate numbers and holder names not displayed on the certifications page. | | Price band | $1,700 to $6,500 across 13 seating pieces (8 sofas, 5 loveseats). Free swatch kit. | Sofas listed from $2,295 to $5,175 ("from" prices, August 2026). Wider catalog: sectionals, sleepers, chairs, beds. | | Trial and returns | 60-day home trial. Free white-glove delivery. Lifetime frame warranty. | 30-day trial. Refund minus original shipping; 10% return fee on products over $10,000. Lifetime frame, 10-year filling, and 5-year fabric warranties. |

Six rows, and no single row settles the decision. The sections below unpack the rows that are easiest to misread.

How do the frames compare?

Covelle frames are kiln-dried hardwood joined with mortise-and-tenon joinery, assembled with water-based adhesives: no solvents, no lacquers, no added formaldehyde. The wood comes from FSC-certified suppliers, and the certification is held at the supplier level: Martco (FSC-C022036) in Louisiana and Boss Wood Products (FSC-C190932) in Brazil. That is how FSC Chain-of-Custody scoping works in furniture: the certificate belongs to the mill or supplier that holds it.

Medley's materials page describes a blend of solid wood and engineered hardwood, corner-blocked for strength, with PureBond hardwood plywood on its natural latex and wool pieces and CARB 2 compliant plywood on backs and bottoms. The wood is described as FSC-certified and domestically sourced. The certificate holder is not named on the page.

Engineered hardwood and plywood are engineering choices, not defects; plywood resists warping and CARB 2 caps formaldehyde emissions from composite wood. The difference a careful buyer can act on is granularity: one brand names which suppliers hold the FSC certificates, the other names the standard.

What is inside the cushions?

Medley publishes a choice on many of its pieces: a GOLS-certified organic natural latex fill, or a 2.5 lb high-resilience poly foam certified by CertiPUR-US, which its page describes as screened for chemicals including carcinogens, mutagens, and reproductive toxins. Wool from New Zealand sheep wraps the fill.

Covelle builds one way: a natural latex comfort layer tapped from Hevea rubber trees in Sri Lanka, over Verid Bio-Core, a support foam that is 100% bio-based, made from plant-derived polyols, with no petroleum, and is not a polyurethane. Joma Wool batting sits around the cushion core.

Two certification facts follow from those material choices, and both are worth stating plainly. On latex, the published certifications point in different directions: Medley's latex carries a GOLS certification; Covelle does not claim GOLS, and documents its latex sourcing through supplier documentation instead. On foam, CertiPUR-US certifies polyurethane foam, so it applies to Medley's poly foam option and cannot apply to Covelle's support layer, which is not a polyurethane. A certification's absence sometimes means the material it certifies is absent too; how to tell a bio-based foam from a rebranded polyurethane covers that distinction in depth.

How do the fabrics and leathers compare?

Covelle fabric is sourced from Dorell Fabrics, a supplier that holds OEKO-TEX Standard 100 across its product line. The finish is PFC-free, with no chemical flame retardants and no added formaldehyde. Medley's materials page describes natural fibers (cotton, linen, organic textiles) and synthetics with plant-based water repellents, and cites third-party certifications such as GREENGUARD Gold; OEKO-TEX Standard 100 also appears on its certifications page, though the scope it covers is not displayed there.

The leather rows read like the same claim but measure different things. Medley describes its leather as Declare Red List free, an ingredient screen: the leather's contents are disclosed and checked against a list of chemicals of concern. Covelle's Moore & Giles leather is tested to CDPH Standard Method v1.2 (Intertek Clean Air Gold, cert CA-82998-2026a) at TVOC ≤ 0.5 mg/m³, an emissions test: a laboratory measured what the finished leather releases into the air of a chamber. One tells you what is in the material, the other tells you what comes out of it and at what measured level. A buyer worried about indoor air will care about the second; a buyer screening ingredient lists will care about the first. They are complementary, not interchangeable.

Does either brand add flame retardants?

Both brands publish a no. Medley's FAQ states it plainly: "We do not add flame retardants nor use materials with flame retardants on any of our fabrics, fillings, or other parts of our furniture." Covelle states the same position with the compliance mechanism attached: TB117-2013 fire safety is met through Joma Wool batting and construction alone, with no chemical flame retardants in any layer. Wool is naturally flame-resistant; it smoulders rather than melts, which is what lets a sofa pass the flammability standard without chemical additives.

On this layer the two brands agree in substance. The difference is that one publishes the outcome, and the other publishes the outcome plus the mechanism that produces it.

What does each brand publish about certifications?

The two certification lists differ for two reasons, and only one of them is about disclosure.

The first reason is material. Medley offers a polyurethane foam option, so CertiPUR-US belongs on its list; Covelle's support foam is not a polyurethane, so it does not. Medley's latex carries GOLS; Covelle does not claim it. Comparing raw list length tells you almost nothing. The lists track the materials.

The second reason is granularity. Both brands reference Intertek's Clean Air program: Covelle publishes the certificate identifier (CA-82998-2026a, on the Moore & Giles leather range) while Medley's page names the program without displaying a certificate number, as of August 2026. The same pattern holds across the lists. Medley names GOLS, FSC, OEKO-TEX Standard 100, GREENGUARD Gold, and Red List Free without certificate numbers or holder names on the page. Covelle cites FSC-C022036 and FSC-C190932 at the supplier level, CA-82998-2026a with its TVOC threshold, and frames OEKO-TEX as what it is: a certification held by its fabric supplier, Dorell, not by Covelle itself. And Covelle states outright what it does not claim: no GREENGUARD, no CertiPUR-US, no GOLS, no GOTS.

A certificate number is what separates a claim you read from a claim you can verify: a number, a holder, a defined scope, and a public database where any buyer can look it up.

How do prices, trials, and returns compare?

The price bands overlap more than the brand positioning suggests. Covelle runs $1,700 to $6,500 across 13 seating pieces: 8 sofas and 5 loveseats. Medley's sofas list from $2,295 to $5,175 as of August 2026, and its catalog is wider: sectionals, sleeper sofas, chairs, beds, and dining. If your room needs a sectional, Medley builds one and Covelle does not. That is a real constraint, and no certification table changes it.

On trial terms, Covelle offers a 60-day home trial with free white-glove delivery and a lifetime frame warranty. Medley publishes a 30-day trial; its returns page states refunds are issued minus the original shipping cost, with a 10% return fee on products over $10,000, alongside a lifetime frame warranty, a 10-year warranty on filling, and a 5-year warranty on fabric.

Both brands will put material samples in your hands before you commit. Medley offers fabric samples through its site. Covelle's swatch kit is free and includes all five material layers, the frame wood and support foam included, not fabric alone.

How do you verify what each brand claims?

The procedure is the same for any furniture brand, these two included. For a certification cited by number, go to the issuing body: FSC's public certificate database will return the Martco and Boss Wood Products records by license number, and Intertek, the issuing body behind Clean Air Gold, can confirm certificate CA-82998-2026a. For a standard named without a number, ask the brand directly for the certificate number, the holder, and the scope. Those details turn a published claim into something you can check yourself, before the sofa is in your living room.

Medley publishes a materials story that names respected standards across its wood, latex, foam, textiles, and leather. Covelle publishes the certificate numbers, the holders, and the scope, so the verification step needs no follow-up email. Every material documented, every active certification verifiable through its issuing body. Which of those postures matters more is your call to make, against your room, your budget, and how deep your research habit runs.

If the per-layer approach fits how you buy, Covelle's Transparency page lists each layer with its certificate numbers, and the free swatch kit puts all five materials on your coffee table before any money moves.