Description
HMK M521 Natural Stone Care Set – Water Based is a convenient 3-piece stone care kit designed to help clean, maintain, and protect natural stone surfaces. This boxed set includes three specialized HMK products that work together as a complete stone care system for routine upkeep and surface protection.
If you are looking for a practical natural stone care kit from a trusted brand, HMK M521 provides a simple solution by combining intensive cleaning, routine maintenance, and stain protection in one package.
This set includes the following three products:
- HMK R155 Intensive Cleaner – concentrated acid-free cleaner
- HMK P301 Three in One – routine care and maintenance product
- HMK S232 Stain Protection – water-based protective treatment
Each bottle in the set contains 0.25 L / 8.5 oz, making this kit a convenient size for home use, specialty stone care, or professional maintenance applications.
What Makes HMK M521 a Great Choice
- Complete 3-step natural stone care kit
- Water-based system
- Includes cleaner, maintenance treatment, and stain protection
- Each bottle is clearly labeled and easy to identify
- Convenient retail boxed set
- Each bottle contains 0.25 L / 8.5 oz
- Made by Möller-Chemie Germany
What’s Included in the Box
- 1 x HMK R155 Intensive Cleaner – 0.25 L / 8.5 oz
- 1 x HMK P301 Three in One – 0.25 L / 8.5 oz
- 1 x HMK S232 Stain Protection – 0.25 L / 8.5 oz
- 1 x HMK M521 retail box set
Ideal For
- Natural stone care routines
- Cleaning and maintenance of stone surfaces
- Homeowners who want a packaged stone care solution
- Stone care professionals and maintenance users
- Starter kits for regular stone surface upkeep
Why Customers Like Boxed Stone Care Sets
- No guesswork when selecting matching products
- Convenient way to purchase a cleaner, maintenance product, and protector together
- Helpful for keeping a stone care routine organized
- Compact boxed packaging for easy storage
Important Product Notes
- Please read and follow all manufacturer directions on each bottle before use.
- Always test in an inconspicuous area before full application.
- Use only on surfaces and materials recommended by the manufacturer.
- Store safely and keep out of reach of children.
Brand Information
HMK stone care products are known for specialized care solutions for natural stone and related surfaces. The HMK M521 set offers a practical combination of products in one package for users who want a more complete approach to stone care.
Total Kit Contents
- 3 bottles included
- Each bottle contains 0.25 Liter (8.5 U.S. fluid ounces)
- Total liquid contents: 0.75 Liter (25.5 U.S. fluid ounces)
- Factory packaged retail kit
- Made by Möller-Chemie Germany

