A close up shot of a professional waterproofer doing his work with the proper tools.
A close up shot of a professional waterproofer doing his work with the proper tools.

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4.2

Great rating - 4.2/5 (11114+ reviews)

Get help from waterproofing contractors in NSW

  • Roof waterproofing
  • Bathroom waterproofing
  • Wall waterproofing
  • Tile and floor waterproofing
  • Balcony waterproofing
  • … or anything else
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Best rated waterproofing contractors near me

Recent Waterproofing reviews in NSW

Fantastic work. Good communication.

Leaking shower - needs to be waterproofed

$850

Amazing guys would highly recommend for any repairs!

Waterproofing

$500

Adam is a genuine superstar! He not only diagnosed the issue of my problem but understood exactly my situation and worked around to find the best solution. Expert in his field and would highly recommend. Thanks Adam!

Waterproof Test and Fix Shower Leak

$139

I am satisfied with the service. Aiden was prompt, professional, and highly knowledgeable about his craft.

Plumbing and Waterproofing Inspection for Water Mark on the Ceiling

$100

Adam is a fantastic communicator and incredible efficient. He is punctual, true to his word and an expert at what he does. He’s also very trustworthy and honest. I had major leaking issues in my shower which affected the adjoining wall and he pulled back the tiles, removed all cement and waterproofed the area, added original tiles and grouted the area as well as waterproofing the walls of the shower with spray.

Waterproofing

$100

Michael knows his stuff. Will recommend

Outdoor Wall Waterproofing+Fixing ground gutter

$500

Average reviews for Waterproofing Services in NSW

based on 35 reviews

4.94

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Top Waterproofing related questions

If you're looking for related services in NSW, some of the most popular on Airtasker right now include Wall Waterproofing and Laundry Waterproofing. Whatever you need done, you can post a task and get offers from local Taskers in NSW.

Most customers in NSW receive their first offer from waterproofing contractors within 40 minutes of posting. Response times have been consistent recently.

For the best results, post your task 1-2 days before you need the work done. This gives you time to review multiple offers and choose the right person for your job.

Suggested reads about Waterproofing

Recent Waterproofing tasks in NSW

Waterproof my shower / regrout

$500

Coogee, New South Wales

12th Jun 2026

Need someone experienced to re waterproof the shower and I think grout re-done without damaging the tiles. Please quote for floor only. The walls are fine as is. Dimensions are 95cm x 118cm

Waterproofing, 2 planterbox box measures 5 square meters in size.

$2,000

Hornsby Heights NSW 2077, Australia

11th Jun 2026

WATERPROOFING I have 2 planter boxes on my top balcony water leaking through the base of one of them. Each planter box measures 5 square meters in size. Please quote on relining over the existing linings.

Waterproofing for 2 bathroom

$10

North Turramurra NSW, Australia

10th Jun 2026

I need to get 2 bathroom watering proofing done for apartments. Must have licence and need to provide licencing .

Apply waterproofing to outdoor porch and front entry door area

$400

Glenhaven NSW, Australia

10th Jun 2026

Outdoor porch is being getting new tiles - screed is done I want waterproofing such as in picture to be applied total 2mx 2m area as well as entry point of laundry door and front door and pergola door Tiling will happen on top next week 2 coats preferred

Thank you for the excellent work and prompt organisation

Waterproofer

$1,000

Lurnea NSW 2170, Australia

9th Jun 2026

Flooring in shower needs to be regrouted.

Shower waterproofing and retiling

$800

Marsden Park NSW, Australia

8th Jun 2026

Leaking shower… has leaked onto our bedroom carpet. Needing help for waterproofing and retiling

Waterproof and tile bathroom

$500

Lambton NSW, Australia

6th Jun 2026

Am removing existing shower cubicle and floor tiles. Need waterproofing to Australian Standard, lay 12 off 600 x 600 tiles and 1 meter watergrate. Plumber booked for 16th and 17th

Shower waterproofing

$500

Glenning Valley NSW 2261, Australia

5th Jun 2026

Waterproofing a shower in new bathroom build. 1mx1m. Glass on two sides. Will be ready to go this week so ideally if it could be completed I. The next week so tilling can commence. Glenning valley

Shower Wall Repair – Waterproof & Tile Needed

$10

Bella Vista NSW 2153, Australia

2nd Jun 2026

Job: Shower wall tiles removed, plumbing/pipes exposed (photos attached). Need licensed tiler/waterproofer: 1. Repair damaged wall plaster around pipe recess 2. Waterproof entire wall 3. Tile + grout the wall (I supply tiles) Work around existing fixed shower mixer & copper pipes. Rubbish removal included. Requirements: Licensed, insured with relevant bathroom experience. Quote your total cost. Flexible booking (weekday/weekend available)

Waterproofing the shower area completely

$4,000

Dundas NSW 2117, Australia

2nd Jun 2026

Leaking or dripping on the 1st floor ceiling when someone has shower right on 2nd floor

Waterproof bathroom

$10

Balgowlah NSW, Australia

1st Jun 2026

Looking a Waterproofer to waterproof a bathroom - bathroom in on the second floor - walls are billboard - floor is scyon - floor area is about 6m2 - there is shower, free standing bath, toilet and vanity going in the bathroom, very standard bathroom - there is pvc angle behind the wall sheeting - there is 2x niches going in the bathroom - need a certificate supplied

Waterproofing and tiling

$5,000

Randwick NSW 2031, Australia

1st Jun 2026

We need 3 x 6m2 bathrooms waterproofed and large format tiled and 2 x balconies (1x12m2 and 1x6m2) balconies waterproofed and tiled. Need to have proper licensing

Waterproofing tiny ensuite - Branxton

$750

Branxton NSW, Australia

29th May 2026

We have a tiny ensuite. Needs waterproofing.

Waterproofing

$400

Carlingford NSW 2118, Australia

26th May 2026

Waterproofing two rooms so ready for tiling

Waterproofing

$10

Sydney NSW 2555, Australia

26th May 2026

I am looking for a waterproofer to do 2 bathrooms 1 laundry and a outdoor balcony, 3 coats and must past flood test Main bathroom: 2620x2900 Second bathroom: 1870x2400 Laundry: 3850x2750 Balcony: 9200x2000

Waterproof shower

$1,000

Cranebrook NSW, Australia

26th May 2026

Remove existing floor tiles and 1st row of wall tiles Properly waterproof whole shower. Similar floor tiles need to be purchased and installed. (Part of the job) Please provide your best quote for this work. I will be selecting the best tradesman to do the job this week and wish to commence the work next week. Pics will be posted soon

Waterproofer required to waterproof ontop of bathroom floor tiles.

$800

Auburn, New South Wales

18th May 2026

*To clean bathroom floor tiles in 3 small bathrooms. *To use sand and cement to fill in cracks between floor tiles. Must be licensed or relevant qualification *To use grout to clean upto 250mm high around shower perimeter. *To seal corners and perimeter of bathroom floor and shower. *To Waterproof tiles with clear coat sealant to prevent any water penetration.

Install 2 x 100mm Floor Waste Flanges (Prep for Waterproofing)

$450

Chipping Norton NSW 2170, Australia

9th Apr 2026

Looking for a licensed plumber to install 2 x 100mm floor waste flanges in a bathroom, ready for upcoming waterproofing. Scope of work: • Install 2 x 100mm floor waste flanges • Ensure correct height and positioning for waterproofing and tiling • Connect to existing waste pipe • Make sure install is compliant and ready for waterproofing membrane

On time and completed job.

Waterproofing bathroom and laundry

$1,000

Liverpool NSW, Australia

8th Mar 2026

Waterproof bathroom and laundry ready for bedding and tiling.

Mick was fantastic throughout the process, very punctual, great communication and quality of work top notch. If you need waterproofing don’t consider anybody else, he’s your guy.

Licensed waterproofer to waterproof my kitchen and laundry room

$1,000

Bondi NSW, Australia

21st Dec 2025

In need of someone who is licensed and can certify waterproofing (once completed) for my kitchen and laundry room. Roughly 10 square meters. Floor will have been recently leveled, there’s no kitchen cabinetry as everything has been removed. Thank you!

Great work waterproofing my kitchen and laundry! Very quick and quality work. Also very clean and considerate :) Would recommend!