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Special applications grout colorant, tile repair, processing aid DryTiling and more

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Special Applications for Tilers & Tradespeople in the Karl Dahm Online Shop

Whether it's grout colourant, tile repair or innovative dry laying systems: in the Karl Dahm online shop, tilers and trade professionals will find specialised tools and application aids for demanding tasks. With over 65 years of experience, Karl Dahm supports professionals in their daily work on site – competent, practical and always up to date with the latest technology.


Grout Colourant by KARL DAHM

Fugenfärber alle Farben
Revitalise old grout without costly replacements
: Karl Dahm’s grout colourant restores even heavily soiled or yellowed grout lines to a like-new look. Especially in high-traffic areas like bathrooms or kitchens, discoloured grout is an aesthetic issue that can be quickly, cleanly and permanently corrected.

Key benefits:

  • Water-based grout colour with excellent coverage
  • No need to tape tiles
  • Long-term protection against staining, oil, water and cleaning agents
  • Quick application, high surface coverage

Grout colouring instead of re-grouting saves time and money – ideal for refurbishments and renovations!


Tile Repair with the Fliesendoktor

Repair rather than replace: Minor damage to tiles, natural stone or ceramics doesn’t warrant a full replacement. The Fliesendoktor offers a professional method for repairing scratches, chips, drill holes or cracks.

 Common challenges:

  • Repairing large format tiles without removal
  • Restoring the appearance of textured or gloss surfaces

The solution:

  • Step-by-step repair technique (cleaning, bonding, filling, light curing, polishing)
  • Various methods tailored to different materials (e.g. transparent, retouching, or crystal techniques)
  • Professional repair set with matched components for lasting results

Added value: Tiling professionals can join regular training seminars to master the Fliesendoktor system.


DryTiling Application Aid

DryTiling changes the game in tile installation: dry, quick, residue-free and adhesive-free. Especially suitable for rental properties or temporary installations, this system provides a modern alternative to traditional wet-lay methods.

Advantages of DryTiling:

  • Up to 50% time savings
  • No waiting for adhesive to dry
  • Immediately walkable
  • Reusable tiles without damaging the subfloor
  • Ideal for large formats (e.g. 120 x 120 cm)

Application:

  • Lay tile on a level subfloor
  • Insert foam cord
  • Grout and done

DryTiling is compatible with underfloor heating – with only minimal heat transfer delay.


What to Do in Case of Water Damage?

Quick action preserves your building fabric: Water damage from flooding, burst pipes or storms can have long-term consequences. It is essential to act fast and have the right tools at hand.

First response for water damage:

  • Buckets to remove dirty water
  • Water squeegees to gather residual water
  • Wet vacuums to extract standing moisture
  • Sponges for fine cleaning

Additionally, a moisture meter helps monitor the drying process. In cases of severe saturation, it is advisable to consult professional drying companies.


Sponges and Tile Sponges

Indispensable for tiling and cleaning: Sponges from Karl Dahm are exceptionally absorbent, durable and robust. They are essential for removing grout haze, cleaning surfaces and dampening substrates during laying.

Features:

  • Hydro sponges with open cell structure
  • Tear-resistant and shape-retaining
  • Easy to rinse and reusable

Tip: Pair with suitable washboards to enhance cleaning performance.


Buckets and Sludge Buckets

Robust, versatile and essential on every construction site: Buckets and sludge buckets support material mixing, transport, or emergency clean-up after water ingress.

What makes a professional bucket:

  • Stable handles or recessed grips
  • Various capacities for different tasks
  • Smooth interiors for easy emptying

Tip: Sludge buckets with drain holes help separate water from sediment effectively.


Water Squeegees and Mops

Efficient cleaning for large areas: Water squeegees with foam lips are perfect for quickly removing water from tiled floors. Combined with a high-quality mop, they form a powerful duo for dirt and moisture control.

Benefits:

  • Wide working surface
  • Extendable telescopic handles
  • Streak-free results

Perfect for bathrooms, basements or workshops.


Wet and Dry Vacuums

Powerful assistants for construction and household use: Wet and dry vacuums are versatile tools for cleaning floors, furniture and hard-to-reach areas.

Typical applications:

  • Removing building dust, debris and liquids
  • Post-drilling or sanding clean-ups
  • Moist cleaning in case of water damage

Features:

  • Strong suction power through high vacuum
  • Large wheels for manoeuvrability
  • Advanced filters and safety mechanisms for professional demand

Ideal for tilers seeking reliable cleanliness on-site.


Tiling FAQ – Special Applications Explained

How long does Karl Dahm grout color last?

With proper care, the grout color lasts for several years indoors.

Karl Dahm’s grout color typically lasts for several years in interior areas. Regular cleaning with mild detergents and avoiding aggressive chemicals or abrasive brushes significantly extends its lifespan. In high-use areas such as kitchens or bathrooms, occasional touch-ups can help maintain a fresh and clean look for a longer time.

Can large-format tiles be repaired with the Fliesendoktor (Tile Doctor)?

Yes, large-format tiles can be efficiently repaired with the Tile Doctor.

The Tile Doctor system is particularly well-suited for repairing large-format tiles. With specialized tools and repair materials, scratches, chips, and drill holes can be fixed precisely without replacing the entire tile. This saves time and money while achieving a nearly invisible repair result.

Is DryTiling suitable for underfloor heating?

Yes, DryTiling is suitable for underfloor heating.

DryTiling can be used on underfloor heating systems without any issues. The system may cause only a minimal delay in heat transfer, which is barely noticeable in everyday use. Proper installation is crucial to ensure optimal heat distribution and to avoid cavities that could reduce heating efficiency.

What should I do in case of water damage?

Act quickly – remove water and, if necessary, contact a professional drying service.

Quick action is essential when dealing with water damage. First, remove any standing water and thoroughly dry the affected area. Then, measure the moisture levels using appropriate devices. If the damage is extensive or moisture persists, a professional drying service should be called in to prevent mold growth and structural damage.

Are Karl Dahm wet vacuums suitable for heavy dirt and debris?

Yes, they are designed for high stress and large amounts of dirt.

Karl Dahm wet vacuums are built for professional use and are highly robust. They can handle not only water but also coarse dirt, construction debris, and slurry with ease. Their powerful suction and durable construction make them ideal for demanding environments such as tiling jobsites or renovation projects.

 


Contact Information Karl Dahm

Phone: +49 8667 878-0
WhatsApp: +49 176 1000 16 16
Email: info@dahm-werkzeuge.de
Address: Karl Dahm & Partner GmbH, Ludwigstr. 5, 83358 Seebruck, Germany

With over 65 years of experience, you can count on expert advice and fast availability. Karl Dahm stands for quality, expertise and real-world solutions – from professionals, for professionals.