Showers and baths are ideal places for bacteria and mould to grow, which can affect the overall hygiene and look of your bathroom. If you’re looking for someone you can trust for your periodic shower refurbishment, GroutPro is here to restore your bath spaces to their former glory.
Why Choose Us for Shower Refurbishments?
Leave it to GroutPro for all your shower refurbishment needs
Total Shower Refubishment Experts
Refurbishing a shower to fit your specific needs can be a meticulous task. GroutPro and its dedicated shower refurbishment experts have a lot of experience turning our clients’ dream bathrooms into a reality. Our prompt and swift services give you what you need with minimal hassle.
End-to-End Personalised Project Management
A bathroom is a personal space in everyone’s home with meaning and value, and we’re here with you each and every step of the way from the initial quotation assessment, to the design management, and build process up to the very end to ensure your satisfaction.
Free Quotation
You can book an appointment for a no-obligation free quote to assess quotations for any shower refurbishment project.

Why Refurbish Your Shower?
Each household has different needs and reasons for refurbishing their showers

To Improve Looks & Aesthetics
Some showers may be in dire need of a design change, especially if you’re looking to upgrade from an older design to something more modern or luxurious.
Improvement in Functionality
Changes can be made to help accommodate specific needs and usages. Some showers may need to increase in space and others may need to include/exclude different elements to meet specific needs.
Increases Property Value & Safety
For homeowners looking to sell their properties, improving the looks and functionality of a bathroom can help increase the overall value of the property as a new and improved shower contributes to how well-maintained a property is. Especially if there are any safety hazards such as leaking pipes etc., renovating a shower to be as good as new would ensure everything is in tip-top condition.
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Why Work with GroutPro?
GroutPro’s unique restoration process can transform your bathroom, kitchen or outdoor area. We can restore your spaces, from tile and grout cleaning to silicone replacement and shower glass restoration.
Taking these simple steps not only creates a more hygienic environment, but it could also save you thousands in the long run and can even delay the need for bathroom renovations.
GroutPro is an experienced bathroom restoration company with decades of experience under our belts. Our restoration experts have helped countless homeowners. We offer tile and grout cleaning in Wellington, Auckland, Christchurch, Tauranga, Hamilton and all across New Zealand.
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FAQ
How long does a shower glass coating last?
A professional glass coating like Enduroshield Professional can last for years, unlike DIY coatings that require reapplication every few months. It forms an invisible barrier that repels soap scum, water stains, and mineral buildup, helping to keep your shower glass cleaner for longer.
What is the best way to clean my shower glass?
To keep your shower glass clear, we recommend using a non-abrasive cleaner and a soft cloth or squeegee after each use. Avoid harsh chemicals, scouring pads, or acidic cleaners, as these can damage the surface and create more scratches. For long-term protection, a shower glass coating like Enduroshield Professional is best.
How do I know my silicone needs replacement?
If you notice peeling, cracks, mould stains, or gaps in your shower sealant, it’s time for a professional silicone replacement. Worn-out silicone can lead to water leaks, structural damage, and costly repairs if left untreated.
How long will my shower be out of action if I have it restored?
This really depends on what is being replaced/restored as there are curing times between stages. The work can take anywhere from a day to 5 days, and once completed you will need to allow the products to cure for 2-3 further days.
If you have more than one shower being restored it is best to do them one at a time so you have one in operation at all times.
How do I replace the silicone in my shower?
Silicone sealant creates a flexible, waterproof joint between tiles, walls, and glass panels in showers. Over time, it breaks down, peels, or grows mould, especially in high-moisture areas. Typically, silicone may last a couple of years in a new shower but needs to be replaced regularly in older showers.
Removing and replacing silicone is a specialist job requiring sharp blades and precision. If not done correctly, it can damage waterproofing membranes or scratch surfaces. GroutPro replaces dozens of showers’ worth of silicone every day, ensuring a clean, professional finish.
Can you repair a leaking shower?
This depends on the leak and the construction of the shower.
If a shower is leaking through a wall into an adjacent room, there is a failure with the waterproofing membrane behind the tiles. This cannot be repaired without a major deconstruction of the shower and can be very costly. Simply replacing failed grout and silicone, which may look like it is waterproofed the area, is not a solution that can be guaranteed.
If the leak is within the bathroom (shower enclosure to bathroom floor), it may simply be that a silicone seal has deteriorated and needs to be replaced.
GroutPro often finds that leaks are actually attributed to plumbing failures.
How long does silicone stay mould free in a shower?
The lifespan of mould-free silicone depends on daily maintenance. Moisture, heat, and soap residue create the perfect conditions for mould growth. To reduce mould buildup, we recommend:
- Use a good, energy-efficient extractor fan while showering.
- Wipe down your shower after each use to remove excess moisture.
A brand-new shower with clean, dry conditions can stay mould-free for years, but as moisture builds behind tiles over time, mould spores can spread beneath the silicone. This growth means that subsequent silicone replacements may not last as long as the original installation. On average, shower silicone should be replaced every two years, but some bathrooms may need more frequent attention.
What kind of grout is best for a wet area such as a shower?
Epoxy grout is recommended in wet areas as it is waterproof and much more resistant to staining. We regrout shower bases with Epoxy to provide the longest lasting solution. Grout on shower walls can be protected using our Colourseal grout sealer, which provides similar protection to Epoxy grout but with no regrouting required (which eliminates any chance of minor damage to the tiles).
Why can’t I get the water marks off my shower glass?
Water spotting is caused by minerals such as calcium, lime, and iron in the water supply sticking to the microscopic pores of the glass. When water droplets are left on the surface, they evaporate, leaving behind these stubborn stains. Over time, these minerals build up and block the clarity of the glass.
Removing them requires specialist abrasive products and professional techniques to restore up to 80 - 90% shower glass clarity. However, in some cases, severely etched glass may not be fully restorable. The best way to minimise water marks is to wipe down your glass after every shower.
Book a quote now
For any enquiries regarding your outdoor living spaces, or to request a quote, please enter your details and your local GroutPro franchisee will be in touch to arrange an appointment as soon as possible.
If you prefer not to give a full address at this stage feel free to book a quote by phone at the free phone number below.
0508 422 532
Note that The ProGroup has strict operational processes in place with regards to Covid 19 and the relevant alert levels.