Internal & External Sealing Done Right
Small gaps can lead to big problems.
At Professional Caulking Group, we provide expert internal and external caulking services across Hawthorn, protecting homes from water damage, drafts and premature wear — all while delivering a clean, seamless finish.
We recently completed a full-scale residential project in Hawthorn, sealing both interior wet areas and exterior joints to ensure long-term durability and a crisp, professional look throughout.
What We Sealed
Internal Caulking
Clean, watertight finishes for everyday living areas, including:
- Kitchen splashbacks
- Bathroom vanities and wet areas
- Skirting boards and trims
External Caulking
Weather protection where your home needs it most:
- Window and door frames
- Brickwork expansion joints
- Facades and external gaps
Built for Durability
We use only premium, professional-grade sealants that are:
- Mould-resistant
- UV-stable
- Flexible for natural building movement
- Designed for long-term performance
The result? Straight lines, airtight seals, and a finish that lasts.
Protect Your Home Before Problems Start
Unsealed gaps can cause:
- Water damage
- Energy loss and drafts
- Cracking and movement
- Costly future repairs
Professional caulking is a simple way to safeguard your home and maintain its value.