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Who you gonna call? GAPBUSTERS

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Building Under Construction

Professional Joint Sealing Across Brisbane, Sunshine Coast & Gold Coast.

Reliable joint sealing and caulking solutions for residential, commercial, and industrial projects of any size.

Quality Workmanship

Expert sealant installation and repair delivered with precision and care. We use industry-approved materials and methods.

Experienced Team

Specialist joint sealing contractor with extensive experience in civil construction and commercial projects.

12-Month Warranty

All work backed by our minimum 12-month workmanship warranty. Defects repaired at no cost to you.

Our Services

Professional joint sealing and caulking services for civil construction, commercial, and residential projects

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Control Joint Sealant Installation

Professional installation to prevent water ingress and reduce slab cracking

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Control Joint Sealant Replacement

Removal and replacement of failed or aged sealants to restore functionality

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Caulking Skirting Boards

Neat, durable caulking of skirting boards to floor junctions

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Bathroom & Kitchen Caulking

Precision silicone caulking for wet areas and kitchen splashbacks

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Brick & Block Expansion Joints

Sealing of expansion joints to allow movement while preventing moisture

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Control Joint Maintenance

Maintenance and repair of control joints to restore integrity

What Our Clients Say

Don't just take our word for it — see what our satisfied clients have to say

John Smith

2 weeks ago

Excellent service from GAPBUSTERS. Reece was professional, on time, and the quality of the joint sealing work was outstanding. Highly recommend for any commercial projects.

Sarah Johnson

1 month ago

Very happy with the bathroom caulking work. Clean finish and great attention to detail. The 12-month warranty gives peace of mind.

Mike Thompson

2 months ago

Used GAPBUSTERS for control joint sealing on our warehouse slab. Professional service, quality workmanship, and completed on schedule. Will definitely use again.

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Ready to Get Started?

Contact us today for a free site quote. We service civil construction, commercial, and residential projects.

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