Can You Use Carpet Cleaner on a Couch?

May 14, 2025

Using carpet cleaner on a couch might seem like a simple fix — but it’s not always the right one. Carpet and couch fabrics may look similar, but they’re built differently. Carpet is made to handle heavy foot traffic and tends to be more durable. Upholstery, on the other hand, is often made with delicate fabric blends that react differently to moisture and chemicals. What works for your rug may be too harsh (or completely ineffective) or your sofa.

Before you try to use carpet cleaner on a couch, it’s important to understand the difference between carpet and upholstery. Each material reacts differently to moisture, friction, and cleaning products. Taking the wrong approach can cause fading, staining, or even fabric damage.

Let’s walk through what you need to know to clean your couch safely.

Upholstery Cleaning Codes Explained

In most cases, it’s not recommended to use carpet cleaner on a couch. In short, carpet cleaning solutions are typically too strong, too wet, or too sudsy. These cleaners are designed for dense, durable fibers and may be too harsh for delicate upholstery fabrics. Even if a couch is labeled safe for water-based cleaning, that doesn’t mean it’s safe for carpet-specific products.

Here’s what the upholstery care codes really mean:

• W: Water-based cleaners may be used
• S: Solvent-based cleaners only
• WS: Either water- or solvent-based cleaners may be acceptable
• X: Vacuum only; no liquids or cleaning agents should be used

Remember: just because your couch is labeled W or WS, that doesn’t mean carpet cleaner is a safe option. These products are designed for dense floor fibers, not fabric-covered cushions.

The safest option is always a cleaner made specifically for upholstery. Better yet, a professional cleaning service like Floor Pro that uses the right tools, techniques, and fabric-safe solutions.

Risks of Using Carpet Cleaner on Upholstery

Using carpet cleaner on upholstery may seem like a convenient shortcut, but it can lead to costly damage. Here’s why it’s generally not recommended (and what can go wrong):

• Stains or discoloration: Some carpet formulas may leave behind residue or strip color from upholstery.
• Water damage: Over-wetting fabric or foam can lead to mold or unpleasant odors.
• Fabric breakdown: Aggressive carpet cleaners might weaken natural fibers over time.
• Residue buildup: Certain cleaners can leave a sticky film that attracts dirt faster than before.

The takeaway? Carpet and upholstery are made differently and require different care. When in doubt, use upholstery-specific cleaners — or call in a professional who knows how to handle the fabric safely.

How to Check If Your Couch Fabric is Safe to Clean

Before you pull out any old cleaner, take these steps to determine what’s safe:

• Read the label: Check under cushions or on the frame for cleaning instructions or codes.
• Do a spot test: Apply a small amount of cleaner to a hidden section. Wait until it dries completely.
• Check for color transfer: Blot the spot with a white cloth — if color transfers, it’s a red flag.
• Feel for texture changes: Some fabrics stiffen or warp when exposed to moisture or harsh chemicals.

If you’re unsure about any step, skip the DIY and consult a professional.

DIY Couch Cleaning Tips

If your couch is labeled W or WS, here’s how to clean it safely at home:

• Vacuum First: Use an upholstery attachment to remove dust, hair, and debris.
• Mix a Mild Cleaner: Combine warm water with a drop of dish soap or vinegar.
• Use a Soft Cloth or Sponge: Gently blot spots without soaking the fabric.
• Dry Promptly: Use a fan or open window to help the couch dry quickly and avoid musty smells.

Avoid scrubbing and over-saturating the area — moisture trapped inside the cushions is hard to dry and can invite mold!

When to Call a Professional Upholstery Cleaner

Some spots, fabrics, or smells just won’t budge with DIY methods. If your couch is:

• Delicate or antique
• Covered in silk, velvet, or other specialty fabrics
• Smelling musty after repeated cleanings
• Covered in persistent spots or pet odors

…you probably need to call a professional. Professional upholstery cleaners have the tools, training, and fabric-safe solutions to deep clean your furniture without causing damage.

At Floor Pro, we tailor our upholstery cleaning process to your couch’s specific material and condition — whether you’re dealing with everyday dirt or long-term buildup. Give us a call at (803) 356-3776 to schedule an in-home assessment or learn more about our safe, effective cleaning options.