Welcome to Jacks Waterproofing NSW in Randwick

We are the ultimate waterproofing company in Randwick

Jack’s Waterproofing provides premium waterproofing options for residential and commercial exterior and interiors in Randwick. Whether you’re renovating an old retro bathroom or building your dream house, we can manage any tasks of all sizes and problems. Visit our site to find out more about the services we provide or call 0432 334 355 today to chat with one of our friendly employee.

Why us?

  • Friendly, Honest and on time
  • Quality Workmanship
  • We use the best Waterproofing products in the Randwick market
  • Bring your Quote and compare with our competitive prices
  • We are super-affordable
  • We are family owned and operated.
  • We value our clients!

Jack’s Waterproofing is popular for providing quality roof options for some of the more challenging tasks in the area. Whether you are building your very first house, an architecturally designed masterpiece or a commercial residence, Jack’s Waterproofing can offer you a fast and trustworthy service from a skilled and devoted roof team. You need to consider a Jack’s waterproofing shower alternative to fix the dripping shower once and for all.

We offer waterproofing solutions in Randwick and Coogee, Queens Park, Clovelly, Waverley, Centennial Park, Bronte, Bondi Junction, Woollahra, Bondi, Tamarama. Call us today!

It is essential that you choose the best service suitable for your circumstance, something which your local Megasealed ™ specialist will assist you with upon pricing quote at the site.

Our Randwick Services

bathroom wet areas RandwickWater penetration through ceramic tiles in bath/shower rooms and other wet areas triggered by leaks, floods, substrate motion, and grout failure can lead to substantial expenses and much inconvenience to all those celebrations included.

Jack’s waterproofing can set up an authorized waterproofing system to avoid these concerns noted above.

Terraces and terraces can differ in size & construction – this will influence the selection of the waterproof membrane. There are numerous factors to consider to take into consideration consisting of deck movement, differential movement, drainage, waterproofing connection at expansion joints, drainage outlets, deck surfaces and most important what is below the balcony or terrace– automobile parking? Habitable space?

Jack’s waterproofing can provide an ideal product for your needs.

Modern flat roofing systems tend to use a constant membrane covering which can better resist swimming pools of standing water. These membranes are used as a constant sheet where possible, though sealants and heat welding is available to permit bonding several sheets and dealing with structures penetrating the roofing system surface area and forms a homogenous layer resistant to moisture.

Spalling likewise know as Concrete Cancer is an outcome of water entering brick, concrete or natural stone and forcing the surface area to peel, pop out or exfoliate. This is because there is salt in water. Salt pushes outside from the inside. Eventually, spalling can trigger falling apart and damage of a structure.

Structure or repair of water features. We are qualified plumbing professionals in Randwick.

Internal and external areas in colored non-slip coverings. Treatment of tiled areas to give more grip.

Randwick concrete crack repairConcrete crack repairs and concrete cancer treatment. High pressure crack injection to stop leaks.

Sealing new and current water tanks.

Specialist in unfavorable side waterproofing of internal and external retaining walls.

Our Basement Renovation Starts With Permanent Waterproofing

basement waterproofing RandwickBasement remodeling can add lots of extra home to your house but beware; basement water leak might put a real damper on your hopes if not properly corrected.
There are two conditions you must deal with for a dry basement, actual water leak, and condensation. Water leak is a quite obvious concern to property owners but numerous are uninformed of the problems that high humidity can trigger to a completed basement.

Humidity Problems

Because a basement is below ground, it will be naturally cooler than the floors above ground. When warmer air from upstairs or outdoors gets in the basement, it shrinks in volume as it cools. This shrinking or “condensing” of the air volume leads to higher humidity. Everything porous in your basement will take in the extra moisture in the air and trigger a nasty odor. Dehumidifiers are appliances which mechanically eliminate the unwanted extra humidity from your basement. A great dehumidifier is a need to if you intend on renovating your basement. Even a basement that doesn’t leakage will gain from utilizing a dehumidifier.

Water Leakage

Without doubt, water leak into the basement must be completely corrected before you begin your remodeling project. Start by correcting obvious sources of the issue; broken or non-existent gutter, downspouts emptying beside the foundation, ground outside sloping towards the house, uncovered underground windows, and so on
. After you exhaust all preventative steps outside, attempt to recognize areas inside where you are experiencing the leak. If a corner of the basement seems to be a specific issue, once again, look outside at your gutter downspouts. If you see fractures in the walls dripping, some of these can be repaired with hydraulic cement or crack injection. If water seems to be being available in from an isolated area, installing a sump pump below floor level can lower the water table and underground hydrostatic pressure in that area. If you are not sure or your problems appear to be widespread, it might be best to employ a building inspector, engineer or other expert to assist you recognize and resolve your issue. There are a variety of services available to resolve your leak problems. These consist of; outside excavating, re-parging your walls, interior or outside drainage systems, interior cove systems, grout or epoxy injection and others. Most of these alternatives will require a professional.

Basement Renovation Begins

remodelling RandwickIf you can spare the extra space, 2X6s are even better because they enable space for more insulation. Never ever, under any situations, nail furring strips onto the walls. Penetrating the foundation will compromise its barrier versus water.
Use construction adhesive rather than nails or screws to adhere your bottom wall plate to the floor. It’s ok to nail the upper wall plates into the upper floor joists.
Don’t glue down your basement carpet. Carpet is something that is going to break and eventually need to be replaced. Glued down carpeting creates a real issue later when attempting to remove it. Tell your carpet installer to use construction adhesive to set up the carpet tack strips around the border. Do not enable them to drive nails into the cement floor.


With some good sense, construction technique, a dependable waterproofing system, and humidity control, and a great waterproofing company like Jacks Waterproofing NSW, you can delight in a lot of extra home by renovating your basement in Randwick.

Call Us Now

0432 334 355