Qualified. Experienced. Experts.

Quality plumbing, gas fitting and drainlaying services for homes and businesses throughout the greater Wellington region

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A plumber installing pipes on an outdoor site with cloudy skies and hills in the background.
  • A man operating a small construction vehicle on a building site with scaffolding in the background.

    Small Civil Works

  • A person adjusting or installing a plumbing valve on a brick wall.

    Maintenance

  • A house under construction with scaffolding, windows installed, and building materials around. The house is wrapped with weatherproofing material branded 'Friday Homes' and 'Tekton.'

    High-Density Housing

  • The rear window of a white van with black and white branding for Blackwell Plumbing and Gas, including the Master Plumbers logo, contact phone number, and email address. There is a chain-link fence and residential houses in the background.

    Commercial

  • Close-up of white PVC pipes installed underground for plumbing, surrounded by dirt and gravel.

    Drainage

  • A construction worker wearing a bright yellow safety shirt and a tool belt, standing on a platform, working on the ceiling framework of a house under construction.

    Renovations

Our Capabilities

We now offer a maintenance service

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A man wearing a black hoodie and shorts is working on a construction site, cutting a pipe with a handsaw while kneeling on gravel.

Work with the best

Blackwell Plumbing and Gasfitting closely work with builders, architects and property developers throughout the Wellington and Upper Hutt area.

  • Leading plumbing services with speedy turnarounds. Whether you’re building a new home, renovating your property or in need of repairs, our experienced plumbers can help you get the job done.

  • High-quality gas installations and repairs for Infinity and Gas Hot water systems. Our qualified gas fitters have expertise across all types of gas-related work, including heating and appliance installations, safety inspections, emergency repairs and more.

  • Intelligent drainage design. Durable materials. Quality workmanship. Our drainlaying experts are fully equipped to perform all drainage installations, maintenance and repairs. 

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Meet the team

Our team of plumbing and drainlaying experts is highly qualified, experienced, and eager to ensure that our customers are satisfied with the end results.

About Us
A woman smiling at the camera, wearing a black hoodie with a logo that reads 'Blackwell Plumbing and Gas,' in a partially constructed building with wooden framing.
Smiling construction worker with tattoos wearing an orange safety vest and black shirt, standing outdoors near construction scaffolding.
A young man with short hair and a goatee smiling while standing outside in front of a white utility van with black text that reads 'blackwell plumbing and gas.' He is wearing a black hoodie with the same logo and appears to be in a residential or commercial area during daylight.

Featured projects

  • Modern bathroom with black tile walls, a wooden vanity with two black vessel sinks, large mirrors, round white wall lights, a green plant in a clear vase, and a separate toilet area in the background.

    Bathroom renovation project

    Blackwell Plumbing was engaged by the builder on this project, working closely alongside an interior designer to deliver a complete bathroom refresh for the client. Our team managed all plumbing aspects, ensuring seamless coordination throughout the renovation. The finished space reflects an elegant and timeless design, brought together with high-end fixtures and quality finishes. This project highlights our attention to detail and our ability to collaborate effectively with builders and designers to deliver refined, high-spec bathroom renovations.

  • Aerial view of a housing construction site with partially built townhouses, construction materials, and parked trucks, situated next to a residential area with new townhomes and surrounded by green trees.

    High-density housing project – Whitby

    Blackwell Plumbing is currently engaged by CGW Limited to deliver all plumbing and drainage works for this 60-townhouse high-density housing development in Whitby. Our scope covers all works from the ground up across a large, active site with multiple trades operating simultaneously. The project requires careful coordination, forward planning, and ongoing communication to manage multiple programmes and deadlines. This development highlights our experience in managing complex, large-scale projects while maintaining efficiency, safety, and consistently high standards of workmanship.

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    Te Kura Kaupapa Māori o Te Rito - Otaki

    Blackwell Plumbing delivered a full end-to-end plumbing and drainage solution for this school project, working to a tight programme to ensure the facilities were completed and operational ahead of the new school year. From the ground up, our team coordinated existing services, installed new sewer and stormwater systems incorporating an Aquacomb stormwater retention pod and soak pit solution, and completed all under-slab drainage works. The project also included the full plumbing and gas fit-out of a new commercial kitchen. Through clear communication, careful planning, and high-quality workmanship, we delivered a fully compliant, efficient outcome within a demanding construction timeframe.

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    St Pierres commercial kitchen fit out – Coastlands

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    Commercial kitchen installation

    Blackwell Plumbing delivered the complete plumbing and gas installation for this commercial kitchen shop fit-out, managing works from service identification through to final fit-off. Shop fit-outs are typically fast-paced and high-pressure environments with tight timeframes, making organisation, coordination, and reliability critical to success. Our scope included new drainage connections and venting, hot and cold water services, gas supply to commercial cooking equipment, multiple commercial hot water systems, and full plumbing fit-out to kitchen, cleaning, and bathroom facilities. Through clear communication and careful planning, we delivered a fully compliant, high-performance commercial kitchen ready for operation within a demanding programme.

  • "We’ve used Blackwell Plumbing for two separate bathroom renovations now, and both times they’ve delivered exceptional results. The quality of the work is top-notch, with a flawless finish and attention to detail throughout. Communication was clear and consistent from start to finish, which made the whole process stress-free. Highly recommend them to anyone looking for reliable, high-quality plumbing and renovation work."

    Renee

  • "Excellent service from Blackwells. Called mid morning on a Friday for a leaking pipe repair. Job was assessed and fixed by mid afternoon. Good communication throughout and provided photos of the job with the invoice."

    Debra

  • "I have used Blackwell Plumbing & Gas for several large scale projects and every time Josh and the team have delivered exceptional quality workmanship. The team are friendly, easy work work with, offer practical solutions and always meet the deadlines. Their commitment to customer satisfaction is a breath of fresh air for us and we will continue to use Blackwells for all of our plumbing needs. Thanks team!!"

    Kaitlin

  • "Had a great experience with Blackwell Plumbing and Gas Limited. Zac came out on short notice to fix an issue with my gas hob not igniting. He was punctual, polite, and respectful throughout the visit. Clearly knowledgeable and explained everything in a way that was easy to understand. Really appreciated the prompt and professional service – highly recommend!"

    Chris

  • “Absolute heroes working around the clock to have my bathroom installed before lock down! One very happy customer 10/10“

    Rebecca

  • “Would highly recommend Josh and his team! The job was done to a high standard and excellent communication thanks bud you're a legend!!“

    Taryn

  • “Thank you very much for a great job! Great to see how much pride Jerome takes in his work!“

    Carl

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