Waterproofing Cost in Melbourne: Complete 2026 Price Guide

By Waterproofing Melbourne

Waterproofing Costs in Melbourne at a Glance

Waterproofing costs in Melbourne depend on the project type, area size, membrane selection, and substrate condition. Here is a summary of typical pricing across all major waterproofing categories.

Bathroom Waterproofing: $800–$6,000

Small ensuites cost $800–$1,500. Standard bathrooms cost $1,500–$3,000. Large master bathrooms cost $3,000–$6,000. Includes materials, labour, and AS 3740 certification.

Shower Waterproofing: $600–$4,500

Small shower recesses cost $600–$1,200. Standard showers cost $1,200–$2,500. Walk-in showers cost $2,500–$4,500.

Balcony Waterproofing: $1,000–$8,000

Small apartment balconies cost $1,000–$2,000. Standard residential balconies cost $2,000–$4,000. Large terraces cost $4,000–$8,000+.

Roof Waterproofing: $1,500–$15,000+

Small areas cost $1,500–$3,000. Standard sections cost $3,000–$6,000. Full roofs cost $6,000–$15,000+.

Basement Waterproofing: $2,000–$20,000+

Small cellars cost $2,000–$4,000. Standard basements cost $4,000–$8,000. Large areas cost $8,000–$20,000+.

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