When thinking about cleaning a heavily soiled granite floor, it's inevitable to consider the complications that can arise. Although this material is durable and elegant, the challenges it presents are very specific. Therefore, it's essential to apply proper methods to preserve both its natural shine and its integrity over time.
Unlike other less porous surfaces, granite tends to easily absorb grease, liquids, or dust if not cleaned with appropriate products.
Our team specializes in cleaning heavily soiled granite floors. Restore it effectively and bring it back to life today.
Why does granite get so dirty?
Despite its robust appearance, granite is a material that easily absorbs dirt, liquids, and particles. Furthermore, it is constantly exposed to daily traffic, temperature changes, and agents such as humidity, dust, and grease.
Considering these factors makes it easier to understand why it gets dirty quickly. However, cleaning a very dirty granite floor is not only possible, but also highly recommended.
Characteristics of granite as paving
Granite stands out for its exceptional durability and high impact resistance, making it an ideal flooring option for high-traffic areas. Its finish is typically slip-resistant and low-maintenance. It also offers timeless elegance with a wide variety of shades that combine aesthetics and functionality.
Most common types of dirt on granite floors
These surfaces often accumulate fine particles such as dust or sand, stains from spills (oils, pigmented liquids) and layers of adhered dirt, such as waxes or residue from unsuitable cleaning products.
Other factors that play a role include dry leaves, sand, and metal debris, which accelerate surface wear.
Cleaning a heavily soiled granite floor involves treating these layers with specific techniques, from initial vacuuming to using pH-neutral cleaners that dissolve grease without damaging the stone.
How does accumulated dirt affect appearance and durability?
Accumulated dirt can cause erosion of the stone, loss of shine, and the appearance of permanent stains.
Particles such as dust or sand cause micro-scratches, while moisture encourages the appearance of cracks or peeling. Furthermore, acidic residues disrupt the natural seal of granite, accelerating its deterioration. Therefore, cleaning a heavily soiled granite floor not only restores its appearance but also prevents further damage.
Preparation and prior diagnosis
Before you begin, there are several things to consider to make the entire process easier.
Seal inspection and crack detection
Check the seal for damage (spray a little water on it: if it absorbs, it needs resealing). Also look for cracks or open pores where dirt could accumulate.
Necessary tools and materials
Vacuum cleaner, soft-bristled brush, neutral detergent (pH 7), microfiber cloths, and warm water. Always avoid abrasive or acidic products.
Environmental protection
Before cleaning a very dirty granite floor, protect your furniture, ventilate the area, and cover the joints with masking tape to prevent leaks or stains.
Methods for cleaning very dirty granite floors
It may seem like a complicated task, but with the right products and professional advice, the results are effective.
Initial cleaning: sweeping, vacuuming and pre-washing
First, remove dust and sand with a soft broom. Vacuum the joints without using wire brushes and dampen the floor with a slightly damp mop, without excess water.
Application of pH-neutral cleaners
These products prevent corrosion, maintain the granite's seal, and help restore its shine without damaging the stone.
Removing tough stains: oils, rust and limescale
For a more thorough cleaning of a heavily soiled granite floor, you can apply mild degreasers, clay paste, or non-acidic products that remove stubborn stains without damaging the material.
Polished and vitrified
Professional techniques restore the original shine, close pores, and protect the granite from future deterioration.
Comparison of products and results
Household vs. professional cleaners
Household products are cheaper and more accessible, but are not very effective against deep stains.
Professionals, on the other hand, offer superior results although they require a greater investment and technical application.
Application time and approximate costs
Homemade products: average effectiveness in 15–30 minutes, low cost.
Professional treatments: optimal results in 1–3 hours, higher cost but longer lasting.
When to contact professionals
It's best to hire a professional to clean a heavily soiled granite floor when there are embedded stains, signs of structural wear, or a need for resealing.
Frequently Asked Questions About Granite Cleaning
How often should a deep cleaning be done?
Every 3 to 6 months, depending on traffic and exposure to moisture. Weekly cleaning is useful for superficial maintenance, but it's no substitute for a deep cleaning.
Can I use vinegar or other acidic products?
No. Acidic products damage the seal, dull the stone, and reduce its lifespan.
How to prevent it from getting dirty quickly?
Seal your granite every 1 to 2 years. Sweep daily and avoid harsh products or abrasive pads.
Maintenance and protection after cleaning
Periodic sealing: when and how
Sealer should be applied to a completely dry surface, preferably every 12–24 months. Use specific granite sealers that effectively block porosity.
Daily cleaning routines
Wipe with a microfiber mop, use a neutral cleaner, and dry immediately to avoid water marks or residue.
Accessories and preventive practices
After cleaning a heavily soiled granite floor, place doormats at entrances, apply felt pads to furniture legs, and avoid dragging heavy objects to reduce scratches and dirt buildup.
At Projectes Sastre we are experts in cleaning and polishing granite floors.
As industry professionals, we always recommend using appropriate, non-abrasive products that respect the structure of the granite and preserve its appearance.
At Projectes Sastre , floor polishing specialists in Mallorca , we guarantee the best cleaning of heavily soiled granite floors using specialized techniques. We remove tough stains, restore the original shine, and protect your investment. Request your personalized quote and trust our certified team.


