
DURABLE & PROFESSIONAL EXPOSED AGGREGATE SEALING – HARKAWAY EXPERTS
Join thousands of happy clients who trust ISEALCO for the highest quality exposed aggregate concrete sealing in Harkaway and Melbourne’s South East.
✅ #1 Exposed Aggregate Concrete Sealing Company in Harkaway & South East Melbourne
✅ Trusted by Hundreds of Local Homeowners and Builders
✅ Long-Lasting, Slip-Resistant & UV-Stable Finishes
✅ Premium Sealers for Driveways, Patios & Exposed Aggregate
✅ Fully Insured, Professional Service – Guaranteed Workmanship
✅ Free Quotes, Honest Advice & On-Time Completion
HARKAWAY OUTDOOR SURFACES TRANSFORMED WITH EXPOSED AGGREGATE COATINGS
Many homes in Harkaway feature exposed aggregate paths that benefit from regular sealing to enhance colour and grip.
Our Melbourne-formulated solvent-based sealers shield your exposed aggregate from fading, oil marks, moisture, and grime.
The final result is a sealed finish that elevates curb appeal and simplifies cleaning year-round.
Every project in Harkaway involves thorough cleaning, drying assessments, and a sealing plan specific to your concrete.
✅ Trusted by Harkaway locals and builders for over 20 years
✅ Protects against fading, erosion, and grime buildup
✅ Boosts kerb appeal and extends surface life
✅ Ideal for driveways, paths, patios, and pool surrounds
✅ Great protection from oil stains, leaf tannins, and rust

AN
INVESTMENT
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MAKING.
EXPOSED AGGREGATE CONCRETE SEALING FAQS


Harkaway’s semi-rural terrain exposes outdoor concrete to shifting soil, rain, and garden runoff. Exposed aggregate can quickly stain or degrade if left unsealed. A sealing treatment here offers weather protection while maintaining the natural stone finish that complements the local landscape.
✅ Shields against moisture in sloped or uneven terrain
✅ Highlights the natural pebble finish
✅ Reduces growth of moss in shaded spots
✅ Great for acreage driveways and entry steps
✅ Helps prevent minor cracks from spreading