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Contractors repairing and coating a prepared concrete workshop floor

Preparation and coating, one clear scope

Concrete Grinding and Coating Service

End-to-end concrete grinding and floor coating for Auckland commercial, industrial and residential spaces.

✓ Auckland-wide
✓ Site assessment
✓ Dust-controlled preparation
✓ Written scope

QUICK ANSWER

Why grind concrete before applying a coating?

Mechanical grinding can remove weak surface material and create the profile required by a specified coating system. Existing coatings, contamination, cracks, moisture, pinholes and slab condition must be assessed because grinding alone cannot correct every substrate problem.

Service areaAuckland homes, commercial properties and suitable industrial sites.
Assessment firstExisting floor or substrate condition is checked before the final scope is confirmed.
Written scopePreparation, inclusions, selected system and known limitations are documented in the quote.

Service information reviewed 15 July 2026. Final suitability, programme and price are confirmed for the individual site.

Request a written quote

Tell us about your concrete grinding & coating project

Share the site details and FlooringPro will follow up. Prefer to talk? Call 0800 452 102.

  • Auckland-wide — one team for measure, supply and installation
  • Free, no-obligation written quote
  • Clear scope and honest advice before any work starts

What happens next

  1. Send your project details
  2. We assess the site and confirm scope
  3. You receive a clear written quote
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See concrete preparation in action

Concrete grinding and epoxy coating by FlooringPro

Watch the specialist equipment, mechanical preparation and epoxy coating work used on a real FlooringPro concrete-floor project.

Site-specific concrete flooring

One coordinated process from bare slab to finished floor

Combining grinding and coating under one scope keeps substrate preparation aligned with the selected finish. We assess the floor, mechanically prepare it, complete agreed repairs and apply a coating system suited to traffic, cleaning and operating conditions.

  • Commercial workshops and service bays
  • Warehouses and operational areas
  • Garages and utility spaces
  • Worn or previously coated concrete
Request an assessment
Finished red coated commercial floor carrying forklift traffic in a warehouse aisle

One accountable workflow

Grinding and coating solve different parts of the job

Concrete grinding prepares the slab; the coating supplies the wearing and decorative surface. Coordinating both prevents a common failure point where the preparation profile, repair products and resin system do not match. We assess the floor, mechanically remove weak or incompatible material, complete agreed repairs and install a coating selected for the room’s traffic, cleaning, chemical and appearance requirements.

Garages and workshops

Systems can resist normal vehicle and workshop use when the slab, resin and cure schedule are suitable. Tyres, oils, solvents, battery chemicals, welding and heavy stands must be disclosed because each changes the specification.

Commercial interiors

Retail, storage, plant and back-of-house spaces may need rapid return to service, cleanability, defined slip texture or higher film build. Access and staged work are planned around operations where practical.

Old coatings and adhesive

Grinding can remove many failing coatings and residues, but depth, hardness and contamination vary. A test area may be needed, and deeply penetrated oils or flexible residues can require additional treatment or alter the achievable warranty.

Assess before machinery starts

Slab condition determines the preparation scope

We inspect concrete hardness, laitance, cracks, spalling, moisture indicators, movement joints, sealers, paint, adhesives and chemical contamination. Planetary diamond grinders with suitable dust extraction open the surface and establish the profile required by the coating manufacturer. Hand grinders detail edges, corners, columns and restricted areas.

Grinding does not correct active water entry or structural movement. Excess moisture can create blistering or delamination, while moving cracks can reflect through a rigid resin finish. Static defects may be filled with compatible repair materials; designed movement joints generally need to remain functional. Patch colour and texture can remain perceptible, particularly beneath thin or high-gloss finishes.

  • Coating and contamination removal defined in the written scope
  • Surface profile checked before primer and resin application
  • Repairs and joints treated for their actual function
  • Dust, noise, power, ventilation and access planned in advance

Choose the coating around service conditions

Epoxy provides good adhesion and build for many protected interiors. Polyurethane or polyaspartic-compatible finishes may be selected where improved UV stability, abrasion performance or faster curing is needed. Decorative flakes, solid colours and clear finishes create different aesthetics, while aggregate can add texture for wet-risk areas.

No coating is universally chemical-proof, scratch-proof or non-slip. Texture that improves grip can retain soil and require more vigorous cleaning. Strong sunlight may discolour unprotected epoxy. Hot tyres, acids, solvents, impact and standing water can challenge an unsuitable system. We discuss actual exposure before recommending the layer build.

Book a slab and coating assessment

From application to ownership

Curing, maintenance and quote factors

Application and cure

Primer, body coats, broadcasts and topcoats are applied within compatible recoat windows. Temperature and humidity influence working and cure times. The floor stays protected until the stated pedestrian, vehicle and chemical-service milestones.

Routine care

Sweep abrasive grit, clean spills quickly and wash with a neutral product approved for the finish. Avoid unapproved solvents or abrasive pads. Entrance matting, equipment trays and load-spreading protection reduce avoidable wear.

What determines cost

Floor area, removal depth, slab hardness, contamination, repairs, edges, moisture, resin type, film build, colour, flakes, slip aggregate, access and downtime all affect price. A site assessment separates essential preparation from finish options.

Our process

Preparation first. Clear scope. Professional finish.

1. Scope

Confirm floor condition, use, finish and downtime.

2. Prepare

Remove failures and mechanically profile the concrete.

3. Repair

Address agreed cracks, defects, edges and penetrations.

4. Coat

Install the specified coating and advise return-to-service timing.

Questions answered

Concrete Grinding and Coating Service FAQs

Why is concrete grinding needed before coating?

Grinding removes weak or incompatible surface material and creates a clean mechanical profile for reliable coating adhesion.

Can you coat over an existing floor finish?

Only when it is sound and compatible. Failed or poorly bonded material generally needs to be removed first.

How long before the floor can be used?

Timing varies by system, repairs, temperature and service conditions. Your written quote will state the expected programme.

Do you inspect the site before quoting?

Yes. A site-specific assessment lets us confirm preparation, repairs, coating system, access and price.

Discuss your concrete floor

Send your Auckland suburb, approximate area, floor condition and photos for a site-specific assessment.

Request a written quote

Tell us about your concrete grinding & coating project

Share the site details and FlooringPro will follow up. Prefer to talk? Call 0800 452 102.

  • Auckland-wide — one team for measure, supply and installation
  • Free, no-obligation written quote
  • Clear scope and honest advice before any work starts

What happens next

  1. Send your project details
  2. We assess the site and confirm scope
  3. You receive a clear written quote
Start typing when Google address search is enabled, or enter the address manually.
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