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Floor & Wall Repair Advice

 
Our wide range of repair products provide solutions for filling holes and cracks in concrete, asphalt and walls. All these products provide excellent wear resistance and are easy to apply. If there is anything you would like further information on, please contact one of our team on 01 6725 180 or send us an email.
How do I repair holes in concrete?

Concrex® Carbon Fibre is our toughest epoxy resin repair mortar, ideal for repairing holes between 5-50mm deep. It's easy to prepare and apply, providing extremely tough repairs and is ideal for repairing holes before they becomes too deep. 

Concrex® Colours provides quick repairs on coloured industrial floors that are subject to heavy traffic. This enable work to resume more quickly, as the surface does not need to be repainted after the hole is filled.

What products can be used to repair large holes?

Larger holes (to a maximum of 200mm deep) need to be repaired with Concrex Deep Fill. This economic mortar allows you to apply thick layers easily and quickly. It has excellent resistance to pressure and has a curing time of between 3-6 hours. 

For filling deeper holes in cold conditions use Concrex Deep Fill Cold Set. It is ideal for temperatures of between 0-10°C. 

Flowpatch Deep Fill allows you to fill holes that are up to 200mm in depth, it is simple to use, fast curing and can withstand heavy machinery after just 2 hours.

Concrex Deep Fill
Flowpatch Deep Fill

How do I repair cracks in concrete?

For repairing cracks in concrete, Watco has created Fine Crack Filler, Its epoxy resin formula makes it harden quickly without shrinking. It is easy to use and can fill hairline cracks in floors. How do I repair cracks in concrete?

How do I seal joints in concrete floors?

Floor Joint Sealant is a flexible expansion joint filler which protects construction joints, cracks and slab edges up to 25mm wide, with its two-part pourable-grade polyurethane technology, it's: 

  • Suitable for filling and sealing moving and non-moving joints in concrete floors
  • Accommodates ±15% movement about the joint

How do I make minor repairs in concrete floors?

To get a perfect finish, small imperfections in your concrete floors must first be repaired before painting. Watco have designed Concrex® Fine Filler, its paste-like viscosity means it will easily fill blemishes, scratches and bolt holes. 

It is quick and easy to use, does not require priming and can be smoothed at the edges. The complete kit that it is sold in includes a bottle of epoxy resin, hardener, a pair of gloves, a squeegee and two spatulas. A 1.5kg kit will produce approx. 1 litre of Concrex® Fine Filler.

What is the best way to level floors?

Cracked concrete, holes and uneven floors can pose a problem for forklift trucks and factory machinery. Concrex® can be applied for isolated repairs, or alternatively you could use a self-levelling concrete floor compound like Flowtop®, which easily and quickly provides a smooth finish. 

Flowtop® will withstand wear and wheel movement from forklift trucks, unlike latex coatings.

How can I repair floors in cold conditions?

If you want to make repairs at low temperatures, both inside and out, we recommend Concrex® Cold Set. It is ideal for cold rooms, entrances and outdoor areas exposed to temperatures between 0°C and 10°C. Concrex® Cold Set will harden at low temperatures where conventional mortar will not. 

For repairs where temperatures are as low as -20°C, we have designed Flowpatch Sub Zero. In addition to enabling repairs to be made at very low temperatures, it cures to provide excellent resistance in only two hours. Flowpatch Sub Zero is applied between 10 - 20 mm thick and has excellent mechanical strength (up to 350 kg / cm ²). 

Concrex® Sub Zero is ideal for damaged concrete floors where temperatures are as low as -20°C. It is ideal for applications where a feather edge is required at very low temperatures. Virtually indestructible, it is also non-slip, waterproof and resistant to chemicals.

To learn more about repairs in cold conditions, view our guide for repairing floors in cold conditions.

Concrex Sub Zero
Flowpatch Sub Zero
Concrex Cold Set

How can I repair floors in wet basements?

If you want to repair areas such as basements that can be subject to damp and wet conditions, we recommend Liquid Waterproofer. This high performance cement and quartz mix is specially designed to seal concrete surfaces. It will also withstand hydrostatic pressure and is ideal for use in basements, tunnels, elevator shafts, maintenance pits, garages etc. 

For quick repairs on areas that are not dry, Watco recommend the Concrex® Damp Repair Kit. Containing a primary Tack Coat Damp Prime and 10 kg of Concrex®, this kit can be used both inside and out as it contains epoxy resin.

Which mortar should be used to repair a wall?

 

Concrex® Vertical is an epoxy mortar with unparalleled grip on most surfaces. It does not sag during application and quickly hardens to a durable waterproof finish. It is ideal for damaged concrete, columns, ledges, beams, plaster and masonry. It can also repair frost damage to damaged walls and reinforced concrete. 

How can I repair pot holes?

Bitu-Mend® - quickly and efficiently fills potholes. It is easy to use, especially when compacted with a Tamper to achieve a flat and levelled surface. 

Make sure the Bitu-mend® is well compacted by driving a vehicle backwards and forwards over the filled hole. 

Once compacted, Bitu-mend® resists heavy traffic and can be used immediately after application. We recommended that you use this product for holes between 10 mm to 70 mm deep.

What products can I use to repair asphalt?

If you need to repair a crack in asphalt or bitumen, Watco recommends using Asphalt Easy Fill. Based upon modified bitumen, it can be cold applied and is ready to use straight out of a cartridge gun. It is perfect for filling in cracks and joints in asphalt or concrete. 

Cracks in asphalt lead to water infiltration and accelerate the deterioration of surfaces. Asphalt Crack Filler is a flexible crack filler for asphalt and tarmac surfaces. It allows for expansion and movement, and can then be painted with Asphalt Paint.

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