How to Clean an Old Mattress

Cleaning an old mattress can restore comfort, extend its life, and improve sleep quality. This guide outlines practical, consumer-friendly steps that use common household tools and select specialty products designed for mattresses.

Following a consistent cleaning routine can reduce odors, remove stains, and address allergens. The approach below prioritizes safety, efficiency, and effectiveness for most standard mattresses found in American homes.

Quick Answer

For a refreshed mattress in a few hours, loosen stains with a stain remover powder, treat with an enzyme cleaner spray for mattresses, deodorize with a spray, and finish with a fabric steamer or carpet steam cleaner designed for upholstery. Allow ample drying time between treatments to prevent mold growth.

What You’ll Need

  • Enzyme cleaner spray for mattresses 32oz
  • Mattress stain remover powder for upholstery
  • Mattress deodorizer spray odor eliminating 16oz
  • Carpet steam cleaner for mattresses
  • Fabric steamer handheld mattress upholstery
  • Water, mild detergent, clean microfiber cloths, and a vacuum with upholstery attachment
Geode Mattress Cleaner & Deodorizer – Natural Enzyme Formula for Stain & Odor Removal, Sweet Lavender Aroma, Eco-Friendly & Non-Toxic, Safe for All Fabrics (32fl oz) Geode Mattress Cleaner & Deodorizer – Natural Enzyme Formula for Stain & Odor Removal, Sweet Lavender Aroma, Eco-Friendly & Non-Toxic, Safe for All Fabrics (32fl oz)

Zero Odor Pro - Commercial Strength Eliminator Odor Neutralizer, Room Deodorizer Odor Eliminator Musty Smell - Strongest Odor Eliminator Trigger Spray, (32-ounce) Zero Odor Pro – Commercial Strength Eliminator Odor Neutralizer, Room Deodorizer Odor Eliminator Musty Smell – Strongest Odor Eliminator Trigger Spray, (32-ounce)

Stardrops - The Pink Stuff - The Miracle Foaming Carpet & Upholstery Stain Remover Stardrops – The Pink Stuff – The Miracle Foaming Carpet & Upholstery Stain Remover

Before You Start

Prepare a clean, well-ventilated workspace. Strip the bed and remove sheets, pillow protectors, and mattress covers. Vacuum the mattress thoroughly to remove loose dust and debris before applying liquids. Test any cleaner on a small, inconspicuous area to confirm colorfastness. Time estimate: 60–180 minutes of active work, plus drying time. Avoid over-wetting the mattress to prevent mold and mildew; use minimal moisture and ensure complete drying.

Step-By-Step: How To Clean An Old Mattress

  1. Vacuum the entire mattress surface, including seams and edges, to remove dust, skin cells, and hair.
  2. Identify and treat stains: sprinkle mattress stain remover powder for upholstery on visible stains; let it sit per product directions.
  3. Prepare a cleaning solution: lightly mist the surface with a mixture of water and a small amount of mild detergent, or use the enzyme cleaner spray for mattresses 32oz according to label instructions.
  4. Spot-clean stubborn spots by dabbing with a clean cloth; avoid scrubbing that can push liquids deeper into the core.
  5. Apply a light mist of mattress deodorizer spray odor eliminating 16oz across the surface to neutralize odors and refresh the fabric.
  6. Use a fabric steamer handheld mattress upholstery lightly across the mattress to help loosen fibers and evaporate moisture. Do not saturate; keep the steamer moving.
  7. Follow with a carpet steam cleaner for mattresses on a low setting to further sanitize and lift embedded residues, focusing on the top surface and sides. Avoid prolonged moisture.
  8. Allow the mattress to air-dry completely in a well-ventilated area. Use a fan or open windows to speed up drying. Do not replace sheets until the mattress is fully dry.
  9. Return the bed linens and rotate the mattress if applicable to promote even wear. Consider repeating quarterly or semi-annually for ongoing freshness.
  10. For persistent odors or heavy staining, repeat the process or combine products as directed, ensuring the mattress dries fully between treatments.
  11. Store excess cleaners in a cool, dry place and follow all label safety guidelines for household products.

Troubleshooting

Symptom Likely Cause Fix Prevention
Persistent musty odor Moisture trapped after cleaning Increase drying time, use a fan, reapply deodorizer Ventilate during and after cleaning; avoid over-wetting
Stains reappearing Deep-set stains/organic matter Re-apply enzyme cleaner and stain remover powder, repeat as needed Treat stains promptly; use protective covers
Rings or rings of moisture Uneven moisture absorption Evenly distribute moisture using a microfiber cloth and gentle mist Apply minimal moisture; dry thoroughly
Fabric feels stiff after cleaning Detergent residue Rinse lightly with clean water and blot; ensure complete drying Rinse less aggressively; use proper dilution

Common Mistakes

  • Over-wetting the mattress during cleaning
  • Using harsh chemicals not suited for fabrics
  • Skipping a patch test before full application
  • Not allowing sufficient drying time before use

Tips For Best Results

  • Schedule regular cleaning sessions to prevent build-up of odors and stains.
  • Use a mattress protector to minimize future staining and simplify upkeep.
  • Work from the top surface to the sides to ensure even cleaning and moisture distribution.
  • Keep a fan nearby to accelerate drying and reduce the risk of mold growth.
  • Label and rotate your mattress occasionally to distribute wear evenly.

Call A Professional

Consider contacting a professional if the mattress shows signs of mold, persistent stains, or a strong cannot-be-removed odor after multiple cleanings. Stop using the mattress if you notice ongoing dampness, visible mold growth, or adverse reactions to cleaning products.

FAQ

Can I clean an old mattress with household cleaners?

Yes, but use products designed for fabrics and follow label directions to avoid damage.

How long does a cleaned mattress take to dry?

Drying times vary, but plan for several hours to a full day in a well-ventilated space.

Will cleaning remove all odors?

Most odors are reduced, but persistent smells may require repeated treatments or protectants.

Is it necessary to use a deodorizer?

Deodorizers help neutralize odors and leave a fresh scent, especially after deep cleaning.

Buying Guide

When selecting products for mattress cleaning, consider the following factors to optimize results. Size isn’t a concern here, but the strength and formulation of cleaners matter. Note that some cleaners are multi-surface and safe for upholstery, while others are specifically designed for mattresses.

Key buying factors

  • Enzyme cleaner spray for mattresses: Effective for organic stains and odors; look for enzyme-based formulas designed for fabrics.
  • Mattress stain remover powder for upholstery: Good for dry application on tough stains; ensure compatibility with mattress fabric.
  • Mattress deodorizer spray odor eliminating: Helps neutralize odors post-cleaning; choose fragrance-free or mild scents if sensitive.
  • Carpet steam cleaner for mattresses: Elevates cleaning by sanitizing and lifting embedded soils; verify compatibility with mattress fabrics and upholstery settings.
  • Fabric steamer handheld mattress upholstery: Aids in deodorizing and fabric refreshment; use with caution to avoid over-wetting.

Consider the mattress size, your room ventilation, and whether you prefer spray cleaners vs. powder formats. For sensitive users, choose low-VOC or fragrance-free options. Placement of the cleaned mattress should be in a dry, airy space away from direct heat sources to promote rapid drying. If you live in a humid climate, using a dehumidifier can further reduce drying time and deter mold growth.