ARM & HAMMER Super Washing Soda Household Cleaner and Laundry Booster, 55 oz Box – Heavy-Duty Outdoor Furniture and Patio Cleaner
ARM & HAMMER Super Washing Soda Household Cleaner and Laundry Booster, 55 oz Box – Heavy-Duty Outdoor Furniture and Patio Cleaner
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Why you'll love it
- One box replaces multiple specialty cleaners, reducing clutter and cost
- 100% fragrance-free and phosphate-free formula is gentle on sensitive skin and households avoiding synthetic scents
- Improves existing detergent performance by up to 15%, extending the value of detergents already owned
- Trusted ARM & HAMMER brand heritage since 1874 provides reliability assurance
- Neutralizes odors naturally without masking them with heavy perfumes
- Value-pack option (Pack of 2) offers savings for heavy users
Perfect for
- Boosting liquid laundry detergent to remove tough mustard and blood stains
- All-purpose hard surface cleaning of sinks, tile, toilets, and bathtubs
- Polishing tarnished silver, gold, brass, and copper jewelry and silverware
- Cleaning outdoor furniture, garage floors, and patio surfaces
- Making homemade laundry soap from scratch





Product Information
One 55 oz box of ARM & HAMMER Super Washing Soda Household Cleaner and Laundry Booster
100% fragrance-free and phosphate-free washing soda neutralizes and eliminates odors naturally without the use of heavy fragrances, leaving a long-lasting fresh and neutral clean scent
As a laundry additive, it improves liquid laundry detergent performance by up to 15% (1), giving you cleaner, whiter and brighter laundry and upholstery (1) For mustard and blood stains vs leading value detergent alone
Great general purpose cleaner for a wide variety of indoor and outdoor hard surfaces like sinks, stainless steel, bathtubs, garage floors and more, a must-have addition to your household cleaning supplies
Use as a silver polish to remove tarnish from silver, gold, brass or copper to keep your jewelry, silverware and precious items looking their best
ARM & HAMMER Super Washing Soda Household Cleaner and Laundry Booster delivers super-clean results way beyond the laundry room. This versatile washing soda is 100% fragrance-free and phosphate-free to neutralize and eliminate odors naturally without the use of heavy fragrances. As a natural detergent booster and laundry additive, ARM & HAMMER Super Washing Soda improves liquid laundry detergent performance by up to 15% (1), giving you cleaner, whiter and brighter laundry. You can also use this washing soda to make your own homemade laundry soap. A great addition to your household cleaning supplies, this all purpose cleaner effectively cleans a wide variety of indoor and outdoor hard surfaces like tile, toilets, refrigerators, outdoor furniture and jewelry. Try using it as a kitchen cleaner, bathroom cleaner or silver polish to make your home shine. This natural laundry booster and household cleaner delivers an extra boost of clean from the brand you trust. ARM & HAMMER Super Washing Soda. Pure and natural since 1874. (1) For mustard and blood stains vs leading value detergent alone.
Items Details
Frequently Asked Questions
Can I use this to clean my patio furniture cushions?
Yes. You can pretreat cushion covers by soaking them in a washing soda solution before laundering to lift dirt, pollen, and mildew stains from outdoor fabrics.
Will it remove mildew from my deck or patio?
Yes. A solution of washing soda and warm water applied to mildewed wood, composite decking, or concrete helps break down organic growth and brightens the surface when scrubbed and rinsed.
Is it safe on outdoor metal furniture and fixtures?
It is safe on most outdoor metals. For aluminum, wrought iron, and stainless patio furniture, a diluted solution cleans effectively without damaging the finish when rinsed promptly.
Can I use it to clean my grill exterior?
Yes. A paste of washing soda and water works well on the outside of cool grills to cut grease and carbon, just avoid using it on interior cooking surfaces where food contact is direct.
Does it work on concrete garage floors and driveways?
Yes. Sprinkle washing soda on oil spots, wet the area, let it sit, then scrub with a stiff brush to lift automotive grease, tire marks, and general grime from concrete surfaces.
Is this a good product to take camping?
It can be. Many campers pack a small container to wash dishes, scrub cool grills, clean cookware, and pretreat stained clothing at the campsite, replacing several specialty outdoor cleaners.
Will it help clean my outdoor dining table before guests arrive?
Yes. A quick wipe with a washing soda solution removes pollen, food residue, and water spots from most outdoor table surfaces, getting the patio guest-ready in minutes.
Can I use it to clean plastic Adirondack chairs?
Yes. Dissolve washing soda in warm water and use it to scrub plastic, resin, and polywood chairs to remove mildew, sap, and sun-baked grime without bleaching the color.
Will it work on my resin wicker patio set?
Yes. A mild washing soda solution cleans dirt and mildew from resin wicker effectively. Use a soft brush to work it into the weave, then rinse thoroughly with a garden hose.
Can I use it to clean camping coolers and water jugs?
Yes. A diluted washing soda wash is effective for scrubbing out coolers, jugs, and camp cookware to remove food residue and odor without leaving chemical taste behind when rinsed well.
How does this compare to a dedicated outdoor deck cleaner?
Specialty deck cleaners are often formulated with bleach or oxalic acid for wood brightening. Washing soda is a milder, all-purpose option better suited for general cleaning and stain removal, while heavy wood restoration may still call for a dedicated deck product.
Is this better than bleach for outdoor cleaning?
For most outdoor surfaces, washing soda is a safer, less corrosive alternative that still cuts grease, mildew, and stains. Bleach can damage plants, fade fabrics, and corrode metal, while washing soda rinses away more cleanly.
How does it compare to a pressure washer detergent?
Pressure washer detergents are formulated for machine application and specific stain types. Washing soda can be used in a pump sprayer or bucket for similar surface cleaning without the need for special equipment.
Will rain wash it away if I leave it on the patio?
If you apply it and rinse it in after scrubbing, you are good. Leaving dry product on the surface is fine for short contact times, but for best results, work it in and rinse rather than letting it sit through rain.
Is it safe to use near grass and garden beds?
When used as directed and rinsed into the soil at normal household dilution, washing soda is generally safe near plants. Avoid pouring concentrated solutions directly onto grass or plant roots, and rinse surfaces toward lawn areas rather than into garden beds.
Will it damage painted outdoor surfaces?
On sound, cured paint it is generally safe at standard dilution. Always test a small hidden area first on older, chipped, or chalky paint, and avoid aggressive scrubbing that can lift the finish.
How do I use ARM & HAMMER Super Washing Soda in the laundry?
Add 1/2 cup of Super Washing Soda along with your regular liquid or powder detergent at the start of the wash cycle. For heavily soiled loads, pretreat stains by making a paste with a small amount of washing soda and water, applying it to the stain, then laundering as usual.
How do I make a homemade laundry soap with this product?
A simple DIY recipe combines 1 cup of Super Washing Soda, 1 cup of borax or baking soda, and 1 bar of grated castile or Fels-Naptha soap. Mix thoroughly and use 1 to 2 tablespoons per load. The result is a low-cost, fragrance-controlled laundry soap for the entire family.
How do I use it to clean sinks, tubs, and tile?
Sprinkle Super Washing Soda onto a damp sponge or directly onto the wet surface, scrub gently, and rinse thoroughly with clean water. For tough buildup, let the paste sit for a few minutes before scrubbing, then rinse well.
Can I use this in a high-efficiency (HE) washing machine?
Yes. Super Washing Soda is low-sudsing and safe for HE front-load and top-load machines. Add it to the drum or detergent drawer along with your HE-compatible detergent.
Is it safe to use on stainless steel, porcelain, and tile?
Yes. It is safe on stainless steel sinks and appliances, porcelain tubs and toilets, ceramic tile, and grout. Always rinse thoroughly and avoid leaving a concentrated solution on metal finishes for extended periods.
What is included in the box?
Each order includes one 55 oz box of ARM & HAMMER Super Washing Soda Household Cleaner and Laundry Booster. The Pack of 2 option includes two 55 oz boxes. No additional accessories are required, though a scoop or measuring cup from your kitchen is helpful.
Is this product safe to use around children and pets?
When used as directed, washing soda is safe for household use. Store the box closed and out of reach of children and pets, keep solutions away from eyes, and rinse surfaces thoroughly before children or pets come into contact with treated areas.
Does it expire or lose effectiveness over time?
Sodium carbonate is a stable mineral compound with an indefinite shelf life when stored dry in a sealed box. Effectiveness remains consistent for years, making it easy to buy in the Pack of 2 size without worry.
What is the difference between washing soda and baking soda?
Both are sodium-based compounds, but washing soda is sodium carbonate, which is more alkaline and significantly stronger at cutting grease, lifting stains, and boosting detergent. Baking soda is sodium bicarbonate, a milder compound better suited for gentle deodorizing and baking. They are not interchangeable in DIY recipes.

