10 Best Rmr House And Siding Wash of 2025

Tested and Reviewed: Top 10 Rmr House And Siding Wash deals with expert ratings from 8.1 to a perfect 10

May 2026 Edition

Editor's Choice

9.7

RMR Brands

RMR-86 Instant Mold and Mildew Stain Remover Spray - Scrub Free Formula, 2 Pack - 32 oz

Editor's bottom line:

“This rmr house and siding wash is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

GET RID OF STUBBORN MOLD AND MILDEW STAINS: Our instant spray cleaner removes the stains left behind from black mold and mildew. They tend to leave behind ugly staining that can go deep below the surface; Our professional-strength spray is specifically formulated to eliminate discoloration caused by mold and mildew
USING RMR-86: To safely and conveniently eliminate indoor mold and mildew stains and odors using RMR-86, proper ventilation and PPE should be used for each application
SAFE TO USE ON MULTIPLE SURFACES: Easily remove stubborn stains from decks, wood, vinyl siding, drywall, concrete floors, brick walls, kitchen surfaces, and other areas where mold and mildew tend to grow
FAST-ACTING SPRAY: Our powerful, fast-acting mold stain remover spray begins working instantly to target deeply embedded stains that linger on surfaces and hard-to-reach areas
NO SCRUBBING NEEDED: Simply spray our ready-to-use formula on the affected area and watch the stains disappear right before your eyes!

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Picked by 397 people today

9.5

RMR Brands

RMR Mold Stain Eraser Max Pack – No-Scrub Tub & Tile Cleaner + Instant Mold & Mildew Stain Remover Spray, Indoor/Outdoor Bathroom, Shower, Siding, & Deck Cleaning Kit, 2–32 Oz Bottles

Main Highlights

Total Indoor & Outdoor Stain Solution System: Tackle stubborn mold and mildew stains anywhere with 2 targeted, pro-strength formulas; Tub & Tile revives bathrooms and kitchens while RMR-86 restores decks, siding, brick, wood, and outdoor furniture
Rapid Restore & Refresh Kit: Eliminate new and deeply embedded stains in as little as 15 seconds with ready-to-use sprays that penetrate below the surfaceno sanding, harsh abrasion, or exhausting scrubbing required
Ready to Revive Every Surface: Tough on discoloration yet gentle on grout, tile, and most building materials, this kit refreshes tubs, grout, sinks, drywall, siding, patios, brick, concrete, and more without causing surface damage
Made in the USA, Trusted by Professionals: Developed by restoration experts and field-tested in homes, businesses, and post-disaster recovery, these sprays deliver industrial-grade cleaning power with DIY ease and no pro price tag
Year-Round Home Care in 1 DIY Bundle: Dissolves discoloration from mold, mildew, limescale, and hard water while leaving indoor spaces fresh with a Modern Orchard scent and restoring outdoor areas to like-new beauty, season after season

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9.5

RMR Brands

RMR Instant Mold & Mildew Stain Remover Spray + Xtreme Soap Scum Remover, No-Scrub Indoor/Outdoor Cleaning System for Bathroom, Shower, Siding, & Deck, 2–32 Oz Bottles

Main Highlights

Remove Stubborn Stains & Soap Scum: 2 professional-strength sprays erase stains and scum indoors and out; RMR-86 restores decks, siding, fences, brick, and concrete while Xtreme Soap Scum Remover refreshes showers, tubs, and sinks on contact
Fast-Acting Indoor/Outdoor System: Spray-and-rinse formulas penetrate below the surface to break apart tough stains in seconds and eliminate mold discoloration, calcium, and hard water buildup without exhausting scrubbing or sanding
Surface-Safe Power for Every Project: RMR-86 revives discolored decks, decor, and patio furniture while Xtreme Soap Scum Removers foaming formula lifts grime from kitchens and bathrooms without costly surface damage
Made in the USA, Trusted by Experts: Developed with professional-grade cleaning power, RMR sprays are field-tested in homes, businesses, and disaster recovery sites to deliver reliable results with DIY ease and value
Year-Round Home Care in 1 Bundle: Remove mold stains, mildew, limescale, and soap scum indoors and out; Restore bathrooms, kitchens, patios, and siding to like-new condition while keeping your home fresh season after season

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9.2

RMR Brands

RMR House and Siding Wash - Commercial-Grade Outdoor Stain Remover for Mold, Mildew, and Algae, 64 Ounce Bottle With Hose-End Adapter

Main Highlights

THE DIY WITH PROFESSIONAL RESULTS: Stop scrubbing and step away from the ladder with RMR House and Siding Wash, the heavy-duty outdoor treatment that lifts and rinses away stains and extensive discoloration caused by mold, mildew, and algae
BLAST AWAY DIRT AND GRIME: Dirt, debris, residue, marks, and buildup dont stand a chance with the house and siding wash that quickly restores and refreshes a wide range of surfaces to reveal a picture-perfect, sparkling clean home
MULTIPURPOSE MULTI-SURFACE SOLUTION: Preserve the exterior beauty and value of your home, restoring vinyl, brick, stucco, aluminum, concrete, painted wood, trim, PVC, plastic masonry, and gutters on contact
FAST-ACTING, NO-SCRUB TREATMENT: With a built-in hose-end adapter and potent commercial-grade formula, you can simply prep, clean, and rinse for bright, stain-free surfaces in minutes; Pair with eye protection and rubber gloves when handling
PROFESSIONAL-GRADE FOR TOUGH JOBS: Our industrial-strength cleaning products are trusted by hospitals, municipalities, schools, nursing homes, hotels, office buildings, and marine environments to eliminate serious messes, stains, and smells

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9.0

RMR Brands

RMR Deck, Patio, & Fence Wash - Commercial-Grade Outdoor Stain Remover for Mold, Mildew, and Algae, 64 Ounce Bottle with Hose-End Adapter

Main Highlights

SUPERIOR STAIN-FIGHTING POWER: When conventional cleaners, stains sprays, and scrubbing just wont cut it, opt for RMR Deck, Patio, & Fence Wash, the heavy-duty outdoor treatment that lifts and rinses away discoloration from mold, mildew, and algae
BLAST AWAY DIRT AND GRIME: Dirt, debris, residue, mud, and buildup dont stand a chance with the outdoor patio, fence, and furniture wash that effortlessly restores a wide range of surfaces to reveal a polished and pristine finish
MULTIPURPOSE SOLUTION: Clean and freshen composite decking, fencing, natural deck, patio furniture, vinyl, brick, stucco, aluminum, concrete, trim, PVC, masonry, playground equipment, patio furniture, and painted, restored, or resurfaced wood
FAST-ACTING TREATMENT: With a built-in hose-end adapter and potent commercial-grade formula, you can simply prep, clean, and rinse for bright, stain-free surfaces in minutes; Pair with eye protection and rubber gloves when handling
PROFESSIONAL-GRADE FOR TOUGH JOBS: Our industrial-strength cleaning products are trusted by hospitals, municipalities, schools, nursing homes, hotels, office buildings, and marine environments to eliminate serious messes, stains, and smells

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8.8

Simple Green

Oxy Solve House and Siding Pressure Washer Cleaner - Removes Stains from Mold & Mildew on Vinyl, Aluminum, Wood, Brick, Stucco - Concentrate 1 Gal.

Main Highlights

Cleans house siding including vinyl, aluminum, stucco, wood and brick
Removes stains and discoloring from algae, moss and mildew
Uses the power of peroxide to lift grime without harsh chemicals
Safer, orally non-toxic formula
Pressure washer concentrate cleans up to 6,400 sq. ft.

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8.6

Mold Armor

Mold Armor FG51164 E-Z House Wash, Hose End Sprayer, 64-Ounce, green/yellow

Main Highlights

MOLD ARMOR E-Z House Wash
MOLD ARMOR E-Z House Wash
MOLD ARMOR E-Z House Wash
MOLD ARMOR E-Z House Wash
This powerful cleaner formula is bleach-based for visible results in minutes.
MOLD ARMOR E-Z House Wash
This powerful cleaner formula

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8.3

RMR Brands

RMR-86 Pro Contractor Grade Mold Stain & Mildew Stain Remover Cleaning Solution, Professional Quality Formula, 1 Gallon

Main Highlights

TACKLES TOUGH MOLD STAINS INSTANTLY: RMR-86 PRO is our most powerful mold stain remover that utilizes special deep penetrating surfactants with a unique hybrid of pure sodium hypochlorite to remove stubborn stains in just seconds.
CONTRACTOR GRADE: Our extra strength stain removal solution is specifically created for professional use and is 5x stronger than other stain removal products on the market
READY TO USE: Our ultra strength formula is ready to use and instantly dissolves difficult mold and mildew stains without scrubbing or sanding to get the job done quickly and efficiently, saving you both time and money
MITIGATES DAMAGE: This extra-strength, contactor-grade stain remover is made by experts for professional use, removing mold and mildew stains left behind by floods and natural disasters with 5 times the cleaning power of other stain removal products
SAFE TO USE ON MULTIPLE SURFACES: RMR-86 PRO removes tough stains quickly from attics, crawlspaces, wood, concrete floors, brick walls, plywood, drywall, decks and other areas where mold and mildew tend to grow

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8.1

RMR Brands

RMR-86 Instant Mold and Mildew Stain Remover Spray - Scrub Free Formula, 1 Gallon

Main Highlights

GET RID OF STUBBORN MOLD AND MILDEW STAINS: Our instant spray cleaner removes the stains left behind from black mold and mildew. They tend to leave behind ugly staining that can go deep below the surface; Our professional-strength spray is specifically formulated to eliminate discoloration caused by mold and mildew
USING RMR-86: To safely and conveniently eliminate indoor mold and mildew stains and odors using RMR-86, proper ventilation and PPE should be used for each application
SAFE TO USE ON MULTIPLE SURFACES: Easily remove stubborn stains from decks, wood, vinyl siding, drywall, concrete floors, brick walls, kitchen surfaces, and other areas where mold and mildew tend to grow
FAST-ACTING SPRAY: Our powerful, fast-acting mold stain remover spray begins working instantly to target deeply embedded stains that linger on surfaces and hard-to-reach areas
NO SCRUBBING NEEDED: Simply spray our ready-to-use formula on the affected area and watch the stains disappear right before your eyes!

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Best Value

8.1

Save 32%

Zep

ZEP INC 128OZ House/Siding Wash

32% Off

Main Highlights

Covers up to 5,000 SQ FT
Concentrate makes up to 20 gallons

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Our Best Overall Choice

Best Choice

9.7

RMR Brands

RMR-86 Instant Mold and Mildew Stain Remover Spray - Scrub Free Formula, 2 Pack - 32 oz

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

GET RID OF STUBBORN MOLD AND MILDEW STAINS: Our instant spray cleaner removes the stains left behind from black mold and mildew. They tend to leave behind ugly staining that can go deep below the surface; Our professional-strength spray is specifically formulated to eliminate discoloration caused by mold and mildew
USING RMR-86: To safely and conveniently eliminate indoor mold and mildew stains and odors using RMR-86, proper ventilation and PPE should be used for each application
SAFE TO USE ON MULTIPLE SURFACES: Easily remove stubborn stains from decks, wood, vinyl siding, drywall, concrete floors, brick walls, kitchen surfaces, and other areas where mold and mildew tend to grow
FAST-ACTING SPRAY: Our powerful, fast-acting mold stain remover spray begins working instantly to target deeply embedded stains that linger on surfaces and hard-to-reach areas
NO SCRUBBING NEEDED: Simply spray our ready-to-use formula on the affected area and watch the stains disappear right before your eyes!

Show Price

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