To deep clean and deodorize carpets, use a mixture of vinegar and water, scrub, then extract moisture with a carpet cleaner or vacuum.
Stubborn carpet odors can ruin the comfort of your home. Whether it’s pet accidents, smoke, or mildew, we’ll show you how to eliminate smells and refresh your carpets completely.
Why Carpets Develop Bad Odors
Carpet fibers trap dirt, bacteria, and moisture deep within their layers. Over time, these particles break down and create unpleasant smells. Common causes include:
- Pet accidents that weren’t fully cleaned
- Food/drink spills left untreated
- High humidity promoting mold growth
- Dirt and oils tracked in from shoes
- Smoke particles settling into fibers
Step-by-Step Deep Cleaning Process
1. Thorough Vacuuming
Start with a powerful vacuum like the best vacuum for deep cleaning carpet. Go slowly over each section multiple times to lift embedded dirt.
2. Spot Treatment
For stains causing odors:
- Blot (don’t rub) fresh stains immediately
- Use an antibacterial cleaning spray for pet accidents
- For old stains, apply enzyme cleaner and let sit 15 minutes
3. Baking Soda Application
Sprinkle baking soda liberally over entire carpet. For extra power:
| Odor Type | Additive |
|---|---|
| Pet smells | 1 tbsp cornstarch per cup baking soda |
| Mildew | 10 drops tea tree oil per cup |
4. Deep Cleaning Methods
Steam Cleaning
Rent a steam cleaner or use a Bissell carpet cleaner. The heat kills odor-causing bacteria.
Vinegar Solution
Mix 1 cup white vinegar with 2 cups warm water in a spray bottle. Lightly mist problem areas.
5. Drying Completely
Use fans and open windows. Damp carpets develop new odors. Consider a HEPA air purifier to remove lingering smells.
Specialty Odor Removal Techniques
For Smoke Smells
After baking soda treatment, place bowls of activated charcoal around the room for 48 hours.
For Pet Urine
Use an enzymatic cleaner specifically designed for pet odors. These break down the uric acid crystals.
For Basement Mustiness
Place odor absorbers like zeolite crystals or bamboo charcoal bags in the space after cleaning.
Preventing Future Odors
- Vacuum high-traffic areas 2-3 times weekly
- Place walk-off mats at all entrances
- Treat spills immediately
- Schedule professional cleaning annually
- Maintain indoor humidity below 50%
When to Call Professionals
If odors persist after deep cleaning, consult carpet cleaners. They have industrial-strength equipment and solutions. Severe mold issues may require replacement of carpet and padding.
For tough pet stains, the Arm & Hammer Pet Stain Eraser works well between deep cleanings.