Acid-Free Industrial Strength

Miracle Heavy Duty Cleaner - Acid Substitute

Miracle Heavy Duty Cleaner is a revolutionary, patent-pending water-based solution that delivers industrial-strength cleaning power while being completely safe for acid-sensitive and polished surfaces. It removes grout haze, grease, and stains without etching or damaging delicate natural stone.
Buy On Amazon
A close-up of the Miracle Heavy Duty Cleaner bottle label.

Acid-Free, Stone-Safe Power

Professional-Grade Cleaning Formula

Engineered for Tough Jobs
This patent-pending, water-based industrial cleaner is engineered to remove grout haze, built-up grease, dirt, and stains from ceramic, porcelain, grout, glass, and natural stone. Its unique formula provides powerful cleaning without the harshness of acids, making it safe for acid-sensitive surfaces and polished finishes.

Clean Power Without Surface Damage

Clean tile floor with visible grout lines after using Miracle Heavy Duty Cleaner.

Grout Haze Elimination

Effectively removes grout haze and built-up stains from ceramic, porcelain, and glass without abrasion.
A gloved hand wiping a greasy surface with a cloth, revealing a clean area.

Heavy-Duty Grease Removal

Tackles heavy grease and dirt accumulation on hard surfaces for a visibly refreshed appearance.
Polished marble countertop reflecting light, showing no etching or damage.

Stone-Safe Formulation

Safe for use on acid-sensitive natural stone, preserving the original polish and finish.
A spray bottle of cleaner next to a bucket, on a clean tile floor.

No-VOC Water-Based

This water-based, industrial-strength cleaner contains no VOCs for a safer application environment.
A wide shot of a clean commercial kitchen floor after degreasing.

Wide Coverage Area

Covers 175 to 350 square feet per gallon, providing efficient coverage for large areas.
A one-gallon jug of cleaner with a measuring cup, ready for use.

Ready-to-Use Convenience

Ready-to-use formula requires no mixing or dilution, streamlining your cleaning process.
A commercial kitchen being cleaned with the product.
Professional and DIY Applications

Built for Tough Cleaning Challenges

This heavy-duty cleaner is designed for professionals and demanding DIYers who need to remove grout haze, heavy grease, or stains from acid-sensitive and polished surfaces. It is the solution for post-installation cleanup in new construction, periodic maintenance in high-traffic commercial areas, and restoration projects on valuable natural stone.
A professional tiler wiping fresh grout haze from a newly installed tile floor with the cleaner.

Post-Installation Grout Haze Removal

Essential for post-construction cleanup, this cleaner efficiently removes grout haze and installation debris from newly laid ceramic, porcelain, or glass tile, preparing the surface for immediate use without acid risk.
A worker degreasing a large commercial kitchen floor with a mop and the heavy-duty cleaner.

Commercial Kitchen Degreasing

Ideal for high-traffic commercial kitchens, cafeterias, and food service areas, it cuts through heavy grease, oil, and food stains on tile and grout, maintaining hygiene and appearance in demanding environments.
A stone restoration expert applying the cleaner to a dull marble floor to restore its shine.

Natural Stone Restoration and Maintenance

Trusted by stone care specialists, it safely cleans and restores polished marble, travertine, and other natural stone surfaces by removing dirt and stains without etching, dulling, or compromising the stone’s finish.
Simple Application Process

How to Use Heavy Duty Cleaner Effectively

A person sweeping a tiled floor before cleaning.

Prepare the Area

Start with a clean, dry surface. Ensure the area to be treated is free of loose debris and dust for optimal cleaner contact and performance.
The cleaner being poured from the gallon jug onto a tile surface.

Apply and Dwell

Apply the ready-to-use cleaner generously to the affected area. Allow it to dwell for the recommended time to break down stains and haze without scrubbing.
A hand with a brush scrubbing a grout line, followed by rinsing.

Scrub and Rinse

After dwell time, use a scrub brush or pad on stubborn areas. Finally, rinse the entire surface thoroughly with clean water to remove all cleaner and residue.

Hear From Our Customers

Decorative customer review avatar icon 1
The product is exactly what I was looking for without harsh acids. It works effectively on my Italian tiles, leaving them sparkling with just a quarter cup per application. I highly recommend it.

TileProUser

Decorative customer review avatar icon 2
I was concerned about damaging my marble floors, but this cleaner was safe and effective. It removed years of built-up grime without any dulling. The ready-to-use bottle is very convenient.

DIYHomeowner

Decorative customer review avatar icon 3
We use this in our janitorial service for kitchen degreasing and grout restoration. It’s reliable, covers a good area, and our clients notice the difference. A professional-grade product we trust.

CommercialCleaner

Decorative customer review avatar icon 4
After testing many cleaners, this is the one we keep coming back to for sensitive stone. It cleans thoroughly without etching, which is critical for maintaining natural stone installations.

StoneRestorer

A clean, modern kitchen with sparkling countertops and floors.

Common Questions About This Cleaner

The formula is specifically designed to be safe for acid-sensitive materials. It effectively cleans marble, travertine, and other natural stone surfaces without etching, dulling, or removing the existing polish or sealant.
Coverage depends on the surface porosity and condition. Generally, expect 175 to 350 square feet per gallon. Lighter applications for maintenance cleaning will be at the higher end of this range.
It is formulated to remove tough grout haze left after installation, as well as built-up grease, dirt, and general stains from ceramic, porcelain, grout, and glass surfaces.
As a ready-to-use formula, no mixing is required. Apply the cleaner to the surface, allow appropriate dwell time as per the product instructions, then scrub or wipe as needed. Always rinse thoroughly with clean water.
This is an industrial-strength, water-based cleaner with no volatile organic compounds (VOCs). It offers powerful cleaning without the harsh fumes associated with many traditional acid-based cleaners.
While designed for professional-grade results, its ready-to-use nature and straightforward application make it suitable for both professional contractors and serious DIY homeowners tackling tough cleaning projects.

Complete Your Surface Care Routine

An array of Miracle Sealants grout sealer products arranged on a clean, modern tiled surface.
Grout & Tile Sealers

Miracle Sealants Grout Sealer

Explore Miracle Sealants’ professional-grade grout protectors, from economical water-based options to industrial-strength penetrating formulas. Compare products engineered for specific environments like kitchens, outdoor patios, or high-traffic commercial spaces to find the ideal balance of protection, appearance, and durability for your project.

A 32 oz bottle of Miracle 511 Impregnator Sealer positioned prominently on a sealed granite countertop.
511 Impregnator Sealers

Miracle Sealants 511 Impregnator Sealer

The 511 Impregnator is the professional’s choice for sealing porous surfaces like granite, marble, and travertine. It penetrates below the surface to create an invisible barrier that repels water and stains without altering the stone’s natural color or finish. Its UV-transparent formula provides lasting protection indoors and out, ensuring surfaces remain beautiful and resilient.

The Miracle 511 Spray-On Grout Sealer can centered on a clean, tiled surface with a soft, blurred background.
Grout & Tile Sealers

Miracle Sealants 511 Spray-On Grout Sealer

The 511 Spray-On Grout Sealer is a professional-grade, aerosolized protector designed for effortless application on interior and exterior grout. It forms an invisible, breathable shield that actively repels moisture and stains, simplifying maintenance while preserving the original aesthetic of your tile and stone installations.

The Miracle Sealants Mira Brush Applicator and Tray kit displayed prominently on a clean, modern surface.
Specialty Products

Miracle Sealants Applicator

The Miracle Sealants Mira Brush Applicator & Tray is a professional-grade, all-in-one solution engineered for flawless sealant application. Its integrated design pairs a dense foam applicator with a dedicated tray, ensuring optimal product load and even distribution. Disposable for ultimate convenience, it’s the reliable choice for applying 511 Impregnator sealers to tile, grout, and stone.

A 16 oz bottle of Miracle 511 Impregnator sealer on a clean surface.
511 Impregnator Sealers

Miracle Sealants 511 Impregnator Sealer Clear 16 Oz

The original 511 Impregnator is a trusted, professional-grade sealer that protects your investment in stone, tile, and masonry. It penetrates the surface to provide long-lasting defense against moisture and stains without changing the natural look of your materials.

Hero product shot of the 32 oz bottle on a finished stone countertop
Specialty Products

Miracle Sealants 511 Seal & Enhance

The Miracle Sealants 511 Seal & Enhance is a premier, professional-grade solution that restores and protects stone and tile in one easy step. It delivers maximum stain resistance without yellowing, ensuring your surfaces look vibrant and stay protected for years.