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Auckland bathroom renovations by a Licensed Building Practitioner. 15-year waterproofing guarantee.
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Bathroom Renovations in South Auckland

Alchemy Bathroom Renovations Auckland renovates bathrooms and toilets across South Auckland, from Māngere, Ōtāhuhu and Papatoetoe to Manurewa, Takanini, Papakura and Pukekohe. Owner-occupiers and landlords both call us. Nick McKelvie leads every job as a Licensed Building Practitioner (BP1021390) and registered producer statement author for waterproofing (PSA127420), with 30 years as one of the bathroom renovators working across greater Auckland.

South Auckland has some of the dampest homes in the city, and fewer households own their home than elsewhere in Auckland. Every quote includes an extractor ducted to open air, which rental bathrooms also need under the Healthy Homes standards. The site visit is free, and the written quote lists every trade and every fixture.

15 Years

Waterproofing guarantee

BP1021390

Licensed Building Practitioner

PSA127420

Producer statement author

30 Years

Renovating Auckland bathrooms

1,200+

Bathrooms completed in Auckland

4.7 ★

From 71 Google reviews

South Auckland bathroom services

South Auckland Bathroom Renovation Services

Four kinds of bathroom job we take on across South Auckland.

bathroom renovations auckland alchemy
South Auckland 01

Full Bathroom Renovations

Full bathroom renovations in South Auckland take the room back to the framing and rebuild it with a waterproofing membrane, shower, vanity, toilet and ducted extractor.

Damp or rotten framing found behind the old linings is priced for your approval before it is replaced.

The site visit is free, and so is the written quote.

A gloved hand applies waterproofing membrane into a floor-to-wall corner junction inside a small bathroom during renovation.
South Auckland 02

Rental Bathroom Renovations

Rental bathroom renovations for South Auckland landlords cover the ventilation the Healthy Homes standards require, along with hard-wearing fixtures and finishes.

New bathroom extractor fans must vent outside and have a 120 mm diameter or move at least 25 litres per second.

Tell us when the tenants are moving out, and the job is planned around the gap.

A finished small Auckland bathroom with wall-hung toilet, floating vanity, frameless shower glass, and large-format grey tiles.
South Auckland 03

Family Bathrooms

Family bathrooms in large South Auckland households are planned for heavy daily use, with a bath and shower, a wide vanity and plenty of storage.

In Māngere West, households averaged 4.7 people at the 2023 Census.

Tell us how many people use the bathroom each morning.

Completed laundry room renovation in Auckland showing white cabinetry, undermount sink, and stacked appliances in a tiled space.
South Auckland 04

Separate Toilets and Second Bathrooms

Separate toilets and second bathrooms take pressure off the main bathroom in a busy house.

Renovating the toilet with the bathroom shares the plumber and tiler on one quote.

A new toilet or bathroom in a different spot needs new drainage, which Nick checks at the site visit.

What happens when you call

How a South Auckland Bathroom Renovation Runs

Five steps, planned around the household or the tenancy.

Step 01

Free Site Visit

Nick measures the room, checks for damp and asks whether the house is lived in or between tenants. No charge.

Step 02

Written Quote

Every trade, every fixture and the build order are listed before the job is booked.

Step 03

Strip-Out to the Framing

The room comes back to the framing. Hidden damage is priced and approved before it is replaced.

Step 04

Waterproofing Membrane and Fit-Out

The waterproofing membrane cures, then the tiles, fixtures and ducted extractor go in.

Step 05

Handover

Every fixture is run with you. The waterproofing carries a 15-year guarantee.

Free, no-obligation site visit

Book a Free Bathroom Site Visit in Auckland

Nick comes to the bathroom, talks through the layout with you, and sends a written quote that lists every trade and every fixture. No obligation. Monday to Friday, 8am to 5pm.

How South Auckland jobs are priced

What Sets the Cost of a South Auckland Bathroom

Each South Auckland bathroom is priced in writing after a free site visit. Landlords get a quote that shows the ventilation work separately, so it is clear what the Healthy Homes item costs.

01

Damp framing

Rotten framing or flooring behind an old shower adds framing work before the rebuild.

02

Ventilation

A new duct to open air costs more than reusing an existing vent.

03

Bath and shower

Keeping a bath and adding a tiled shower adds waterproofing and a consent.

04

Layout changes

Moving the toilet or shower means new drainage.

05

Fixtures and finishes

Hard-wearing mid-range fittings keep a rental or family bathroom at the lower end.

Why South Auckland homeowners and landlords call Alchemy

Why South Auckland Owners Choose Alchemy

Six things that matter to both owner-occupiers and landlords.

Reason 01

An LBP leads every job

Nick McKelvie holds LBP number BP1021390 and does or supervises the restricted building work.

Reason 02

Ventilation that meets Healthy Homes

Every extractor is ducted outside, which is what the Healthy Homes ventilation standard asks of rental bathrooms.

Reason 03

15 years on the waterproofing membrane

Alchemy guarantees the waterproofing membrane for 15 years from handover.

Reason 04

A PS3 for consented showers

Nick is a registered producer statement author, PSA127420, and issues the PS3 for the waterproofing.

Reason 05

One quote, every trade

Plumbing, electrical, tiling and fixtures sit on one written quote.

Reason 06

4.7 stars from 71 Google reviews

Sabir wrote that Nick answered every question with patience and gave advice through the decisions.

vanity ponsonby
Homes reported damp, 2023 Census

32.6%

Māngere-Ōtāhuhu

Homes reported damp, 2023 Census

30.1%

Ōtara-Papatoetoe

What the census says about South Auckland homes

Damp Homes, Rentals and Healthy Homes in South Auckland

Māngere-Ōtāhuhu reported the highest share of damp homes of any mainland Auckland local board at the 2023 Census, at 32.6%. Ōtara-Papatoetoe followed at 30.1% and Manurewa at 26.8%. In Franklin, further south, the figure was 13.8%.

Home ownership is lower here too. At the 2023 Census, 40.8% of Māngere-Ōtāhuhu households owned their home or held it in a family trust, and 41.7% in Ōtara-Papatoetoe. Papakura grew faster than any other mainland local board, up 25.5% between 2018 and 2023.

The Healthy Homes ventilation standard requires rental bathrooms with a shower or bath to have an extractor fan that vents outside. Fans installed since 1 July 2019 must have a diameter of at least 120 mm or an exhaust capacity of at least 25 litres per second. Every extractor Alchemy fits is ducted outside.

From the Google Business Profile

Reviews From Auckland Homeowners

Google
★★★★★
4.7 out of 5 from 71 Google reviews

Sabir Chigri

Edited 2023

★★★★★
✓ Google review

Our bathroom underwent a complete renovation and we could not have been more pleased with Nick's services. His professionalism and approach-ability made the project a breeze. He provided answers to all our queries with patience and offered invaluable advice during the decision-making process.

Ani Tij

2023

★★★★★
✓ Google review

Our home's bathroom is now brand new thanks to Nick's exceptional professionalism and high quality workmanship. Every step of the process was handled with care and precision, and Nick remained responsive and communicative throughout the entire project.

Wendy Mariaca Castellon

2024

★★★★★
✓ Google review

The best decision when hiring their services, our bathroom was remodeled with the best professionalism and quality.

Before you book the site visit

South Auckland Bathroom Renovation FAQs

Each South Auckland bathroom is priced in writing after a free site visit. Damp framing, ventilation, a bath and shower, layout changes and your fixtures move the figure most.

Talk to Nick About Your South Auckland Bathroom

Call to book a free site visit anywhere in South Auckland. Landlords can book it for the gap between tenancies.

Hours

Monday to Friday, 8:00am to 5:00pm

Address

Suite 7646, 17B Farnham Street, Parnell, Auckland 1052

Service area

All of Auckland: North Shore, West, East, South and Central

Free, no-obligation site visit

Book a Free Bathroom Site Visit in Auckland

Nick comes to the bathroom, talks through the layout with you, and sends a written quote that lists every trade and every fixture. No obligation. Monday to Friday, 8am to 5pm.

Written quote before any work starts  ·  One team from strip-out to handover  ·  15-year waterproofing guarantee

Contact Alchemy

Alchemy Bathroom Renovations Auckland

Led by Nick McKelvie, Licensed Building Practitioner BP1021390 and producer statement author PSA127420. Complete bathroom, ensuite, small bathroom, villa, laundry and commercial renovations across Auckland, with a 15-year guarantee on the waterproofing.

Hours

Mon to Fri, 8am to 5pm

Monday to Friday, 8:00am to 5:00pm. Free site visits across Auckland.

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