Waterproofing Repairs & Maintenance
Your property is a significant financial asset. Maintaining its waterproofing systems is essential to prevent structural damage, protect internal finishes, and avoid costly reactive repairs. Proactive maintenance is always more cost-effective than emergency remediation.
External Coating & Protective Systems
Specialised coating applications to protect:
- Concrete substrates
- Metal roofing and flashings
- Wallboard cladding systems
- Timber structures
- Roof and deck areas
Water Ingress Investigation & Remediation
We identify the root cause of leaks — not just the symptoms. Our structured assessment process provides long-term, technically sound repair strategies.
Membrane Repairs
- Liquid membrane reinstatement
- Sheet membrane patch repairs
- Seam and joint remediation
- Penetration detailing upgrades
Planned Maintenance Programmes
We develop maintenance plans and detailed proposals aligned to your building's lifecycle requirements. Scheduled inspections and condition reporting help prevent unexpected failures and protect manufacturer warranties.
End-to-End Project Control
Gunac manages all aspects of waterproofing repair works — from quotation through to delivery. Where required, we coordinate with a trusted network of associated trades including licensed builders, plumbers, plasterers, electricians, and metal fabricators.