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Christchurch Deck Builders


About Us

#1 Christchurch Deck, Patio & Pergola Builders

At Janssen Christchurch Decking, we specialize in crafting unique decks that cater to the specific needs of homeowners and property managers in the Christchurch area. Our approach is centered on our clients, ensuring that each deck we build or renovate is distinctly tailored to their preferences. We recognize that every deck project is unique. Whether you're dreaming of a tranquil garden retreat or a vibrant space for entertaining, our team collaborates with you to integrate various complementary features, transforming your vision into a personalized haven. Contact us now for your complimentary instant quote.


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Trained Staff

Our Services

We Provide Superior Christchurch Deck Services

Timber Decks Christchurch

A custom timber deck is a perfect way to add value to your property while utilizing previously unused spaces. The perfect match with a Kiwi summer.

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Composite Decks Christchurch

Composite decking in Christchurch marries the classic appeal of wood with the resilience and ease of maintenance of synthetic materials. It provides a durable, weatherproof option for outdoor areas, perfect for those who value both aesthetics and functionality.

Deck Restoration Christchurch

Our Christchurch Deck Builders are experts in deck restoration, employing the latest techniques and high-quality products to rejuvenate and bring your deck back to its prime condition.

Christchurch Pergolas

Christchurch pergolas offer a graceful enhancement to outdoor areas, merging practicality with visual charm. In the varied climate of Christchurch, pergolas present a fashionable way to savor the outdoors, delivering partial protection against the weather while permitting natural light to cascade through.

Concrete Decks

In Christchurch, concrete decking stands as a sturdy and adaptable option for outdoor areas. Renowned for its remarkable durability and resilience, concrete decks are perfectly suited to handle Christchurch's varied weather patterns. Offering advantages over traditional wood or composite materials, concrete decks resist rotting, warping, and pest damage, ensuring longevity and reliability in any environment.

Porch/Patios Christchurch

Porches and patios are vital elements in Christchurch homes, bridging the indoors with the outdoors. They serve as versatile spaces for relaxation, hosting gatherings, and appreciating the scenic beauty of Christchurch's surroundings. Whether it's a quiet morning coffee spot or a lively area for social events, these outdoor extensions enhance the living experience in every home.

Christchurch's Best Decks

Our Christchurch new deck and deck refurbishment and finishing options

Choose from a range of finishes below. Contact our team to find out which finish suits your vision and budget. We also provide deck refurbishments if your deck is worn out or needs to be brought back to life!

Kwila Decking Christchurch

Kwila (Instsia spp) is a South East Asian tropical hardwood used widely for decking in New Zealand. Attractive gold to reddy-brown coloured timber, Kwila is durable, easy to work with and has excellent stability.

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Grapara Decking Christchurch

South American origin. Attractive golden colour, kiln dried, smooth both sides, very durable, doesn’t bleed.

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Pine Decking Christchurch

Pine is strong and easy to work with. It’s not the strongest wood or the hardest, but it is capable to make for a great deck finish.

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Purple Heart Decking Christchurch

Purple Heart (Peltogyne) is a South American sourced hardwood. Purple heart timber is very dense and water resistant. Purpleheart has amazing strength and is very durable.

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Vitex Decking Christchurch

Vitex is a Solomon Islands sourced tropical hardwood used for decking in New Zealand. An Attractive light-coloured timber which has been used mainly as exterior decking in New Zealand for over 30 years.

#1 PVC Decking Christchurch

PVC decking is a modern alternative to traditional wooden decking, renowned for its longevity and maintenance ease. Unlike wood, PVC doesn’t splinter, warp, or rot, making it an ideal choice for areas with harsh weather conditions. This synthetic decking is crafted from sturdy polyvinyl chloride, ensuring a durable and weather-resistant finish.

Choose From A Range Of Decking Add-Ons

We Also Offer

Why Choose Us

Why Choose Our Christchurch Deck Builders

Seeking a reliable, cost-effective, and timely decking service? Your search ends with Christchurch Decking. Our team extends from central Christchurch to the surrounding areas, ensuring top-notch decking solutions wherever you are.

Quality Material

At Christchurch Decking, we are committed to excellence, offering superior quality finishes for each deck we craft. Our focus is on ensuring durability and a stunning appearance that elevates your outdoor living experience.


Christchurch Decking stands as an accredited leader in the decking industry, renowned for our unwavering commitment to excellence. We are recognized for maintaining the highest standards of quality and service in every project we undertake.

Broken Down Quote

At Christchurch Decking, we ensure complete transparency by providing detailed, itemized quotes. This approach allows for a clear understanding of every facet of your decking project, ensuring no surprises along the way.

Styles For All Budgets

At Christchurch Decking, we cater to diverse budgets, offering a range of decking styles starting as low as $300 NZD per square meter. Whether you're looking for affordability or luxury, we have options to suit your needs.

Extra Upgrades

Select from a wide range of exciting enhancements for your deck at Christchurch Decking. Our options include bespoke fire pits, integrated audio systems, elegant pergolas, and more, all designed to enrich your outdoor living experience.

Built To Last

At Christchurch Decking, our distinction lies in our exceptional craftsmanship. Each deck we build is not only visually stunning but also constructed for longevity, establishing us as the go-to experts for your decking requirements.

We Are A Business Who Cares, And it Shows


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Frequently Asked Questions

Building a deck is an exciting project that can transform your outdoor living space. We understand that you might have a lot of questions about the process, materials, costs, and what to expect. To help you get started, we’ve compiled a list of frequently asked questions and detailed answers about deck construction.

 Whether you’re considering a new deck for your home or just curious about the process, our FAQ section is here to guide you through every step of the journey. If you have further questions, feel free to contact us – we’re here to help!

In New Zealand, durable hardwoods like Kwila and Vitex are excellent choices, known for their resistance to harsh weather conditions. Alternatively, composite decking offers longevity and minimal maintenance, making it a popular choice too.

A council permit is generally required for decks over 1.5 meters above ground level. However, regulations vary by region, so it's important to consult your local council for specific guidelines.

Costs can vary significantly based on materials, size, and design complexity. For a basic wooden deck, prices might start from around NZ$300 per square meter, whereas more premium materials and designs can increase the cost.

Wooden decks require regular cleaning and resealing or staining every 1-3 years to protect against weathering and wear. Immediate cleaning of spills and regular sweeping can prevent long-term damage.

Deck designs can be customized to complement various architectural styles. From classic wooden designs that suit traditional homes to sleek, modern options with composite materials, the design can be tailored to enhance the overall aesthetic of your property.

While building a smaller or simpler deck might be within the capabilities of a skilled DIY enthusiast, larger or more complex projects typically require professional expertise, particularly to ensure safety and compliance with building regulations.

Choosing sustainable materials like locally sourced timber or recycled composite decking can make your deck more eco-friendly. Additionally, consider environmentally responsible construction practices.

A well-designed and constructed deck can significantly enhance your outdoor living space, making your property more attractive to potential buyers and potentially increasing its market value.

Safety features such as railings, non-slip surfaces, and adequate lighting are crucial, especially for decks at a height or in homes with children and elderly residents.


Absolutely! Built-in features like seating and planters can be integrated into your deck design, adding functionality and aesthetic appeal.


Current trends include multi-level designs, integrated lighting, eco-friendly materials, and the incorporation of outdoor kitchens or fire pits.

It's recommended to inspect your deck at least once a year for signs of wear, loose boards, and structural integrity, especially before heavy use in the summer months.

Yes, decks can be designed to accommodate uneven ground, often using structural solutions like raised platforms or tiered sections.

For coastal properties, it's important to choose materials and finishes that are resistant to salt air and moisture, such as stainless steel fittings and specific types of timber or composites.

Look for contractors with good reviews, a portfolio of completed projects, and ensure they are licensed and insured. Personal recommendations and checking references can also be helpful.

This varies by contractor, but typically you should look for a warranty that covers both materials and workmanship, usually for several years post-construction.

Options for increased privacy include latticed screens, tall plants, or privacy fencing integrated into the deck design.

Yes, lighting and electrical features can be designed as part of your deck, adding functionality and ambiance. This should be done by a qualified electrician.

Start by defining your needs and budget, researching designs, and then consult with a professional to discuss your options and the feasibility of your project.

Don't Know What To Start With?

Christchurch Decks To Suit Any Budget & Style

Your Trusted Christchurch Deck Company

Element Construction

16 Heke St, Christchurch


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