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Pressure Washing Prices New Zealand
Prices include GST. Standard residential water blasting. Multi-storey homes, heritage surfaces and large commercial jobs cost more.
Last updated March 2026. We benchmark New Zealand pressure washing prices against roughly 480+ completed and live quote observations, then normalise wash scope, chemical treatment, access difficulty and sealing so the ranges compare like-for-like jobs.
Pressure washing prices in New Zealand depend on surface type, cleaning method, chemical treatment, and access. Smaller driveway or path jobs stay near the low end, while roofs, full exterior washes, and sealing or soft-wash treatment cost materially more.
Pressure Washing Prices by Service — New Zealand
Prices include GST. Standard residential water blasting. Multi-storey homes, heritage surfaces and large commercial jobs cost more.
| Service | From | Average | Up to |
|---|---|---|---|
| 🚗Driveway Water Blast Water blast concrete or paver driveway — removes moss, lichen and oil staining | NZ$150/job | NZ$270/job | NZ$450/job |
| 🏠House Exterior Wash Soft wash or water blast full home exterior — removes mould, lichen and weathering marks | NZ$250/job | NZ$420/job | NZ$700/job |
| 🏗️Roof Water Blast & Treat Water blast and moss treatment for iron or tile roofs — extends roof life and maintains appearance | NZ$300/job | NZ$490/job | NZ$800/job |
| 🪵Deck Water Blast Water blast timber or composite deck — removes mould, lichen and dirt, prepares surface for oiling | NZ$100/job | NZ$185/job | NZ$290/job |
| 🧱Path & Paving Blast Water blast concrete, pavers or natural stone paths and patios | NZ$100/job | NZ$175/job | NZ$280/job |
| 🔲Fence Water Blast Water blast timber or colour steel fence panels — removes green algae and discolouration | NZ$80/job | NZ$145/job | NZ$220/job |
| 🌿Moss & Lichen Treatment Apply moss and lichen biocide treatment after water blasting — slows regrowth significantly | NZ$100/job | NZ$185/job | NZ$300/job |
| 🏢Commercial Water Blasting Large-scale water blasting for commercial properties, car parks and industrial areas | NZ$350/job | NZ$620/job | NZ$1000/job |
| 🎨Graffiti Removal Water blast and chemical treatment to remove graffiti from exterior surfaces | NZ$180/job | NZ$330/job | NZ$550/job |
| 🏊Pool Area Water Blast Water blast pool surrounds, coping and decking — removes algae and calcium deposits | NZ$140/job | NZ$250/job | NZ$400/job |
| 🛡️Concrete Sealing (After Blast) Apply protective sealer to concrete after water blasting — reduces future staining | NZ$180/job | NZ$320/job | NZ$500/job |
| 🎾Tennis Court Water Blast Water blast hard court surfaces — removes moss, algae and embedded dirt for safe play | NZ$250/job | NZ$400/job | NZ$600/job |
Pressure Washing Prices by City
Click a city for detailed local pricing and tips
Auckland
Auckland Region · 1.7M
From NZ$115/job
Wellington
Wellington Region · 215K
From NZ$110/job
Lower Hutt
Wellington Region · 110K
Pricing available
Christchurch
Canterbury · 390K
From NZ$95/job
Hamilton
Waikato · 180K
From NZ$75/job
Tauranga
Waikato · 155K
Pricing available
Dunedin
Otago · 135K
Pricing available
Queenstown
Otago · 50K
Pricing available
Browse by Region
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Common Pressure Washing Jobs in New Zealand
Typical scopes customers compare before they hire
| Job | Typical scope | Timeframe | Buying note |
|---|---|---|---|
| Driveway and front path clean | Concrete or paver pressure wash with light stain removal and rinse-down | 1-2 hours | Usually the cheapest entry-level residential job and the easiest to compare across quotes. |
| Full exterior house wash | Walls, eaves, fascia and visible trim on a standard single-storey home | 2-4 hours | Soft wash is often used on painted cladding, render and weatherboard. |
| Roof wash and treatment | Roof soft wash plus moss, algae or lichen treatment on a standard home | 2-5 hours | Higher-risk access and post-treatment chemistry make this materially different from wall washing. |
| Deck or patio refresh | Wash of timber, composite or paved entertaining area before sealing or staining | 1-3 hours | The right pressure setting matters more than speed on timber and older pavers. |
| Pre-sale exterior spruce-up | House, driveway, paths, fencing and presentation-focused exterior cleaning | Half to full day | Bundled pricing often beats booking multiple small visits separately. |
| Commercial frontage or forecourt clean | Entry, paths, awnings, signage surrounds or light commercial hardstand areas | Half day to full day | After-hours access, traffic management and grease treatment can change the quote fast. |
What Affects Price in New Zealand
Surface type and pressure method
Concrete, pavers and brick usually tolerate far more pressure than render, painted weatherboard, roofing tiles or timber. The safer the technique needs to be, the slower the job becomes. Soft wash jobs can look simpler from the street but are often more technical and therefore not cheaper.
Staining level and chemical treatment
Fresh dirt is quick to remove. Moss, black mould, lichen, rust and oil staining usually require chemical dwell time or repeat passes. That extra labour is why two homes of similar size can price very differently.
Access, height and water logistics
Single-storey homes with clear access are the cheapest jobs to quote. Multi-level walls, steep sites, narrow side access, busy commercial sites and properties without easy water supply all add setup time and equipment cost.
Bundling, sealing and follow-up scope
Quotes rise when pressure washing is paired with sealing, biocide treatment, graffiti removal, roof work or after-hours attendance. These extras can still be good value, but only if they are called out clearly rather than folded into a vague lump sum.
Country Context
New Zealand pricing is strongly influenced by high rainfall, coastal exposure and mould pressure on shaded elevations. Water blasting is common language locally, but the same rule applies: delicate cladding and roofing still need low-pressure treatment.
Included vs extra
Usually included
- Site walk-through and assessment of the quoted surfaces
- Labour, standard detergents and pressure or soft-wash equipment for the agreed scope
- Basic rinse-down and tidy-up of the immediate work area
- A final check so you can confirm the quoted surfaces were completed
Often extra
- Biocide, mould inhibitor or heavy stain treatment beyond a standard wash
- Sealing of concrete, pavers or deck surfaces after cleaning
- Scaffold, cherry picker, rope access or difficult-height allowances
- Weekend, urgent or after-hours commercial attendance
DIY vs Professional
Driveways and simple paths
DIY: Possible with a hired unit if you understand surface pressure limits and drainage runoff.
Professional: Professionals are faster, usually leave a more even finish and are less likely to etch the surface.
Rendered walls, roofs and painted surfaces
DIY: High risk. The failure mode is expensive because damage may only show after the job dries.
Professional: A professional soft-wash setup is the safer choice on delicate or elevated surfaces.
Pre-sale whole-property cleaning
DIY: Technically possible but time-intensive and easy to under-scope.
Professional: Bundled professional work usually provides better presentation and tighter turnaround before photos or opens.
Seasonal Booking Guide
Spring
Popular for removing damp-season growth and brightening homes before summer entertaining or sale campaigns.
Summer
Reliable drying conditions improve the value of treatment and sealing add-ons.
Wet-season recovery
In high-rainfall areas, cleaning earlier prevents algae and mould from becoming a recurring repair issue rather than a maintenance task.
How to Save Money Without Buying a Bad Clean
- Bundle driveway, paths and house-wash scope into one visit instead of booking small standalone jobs.
- Send clear photos and rough dimensions before asking for quotes so contractors can price comparable scope.
- Book before peak presentation seasons if you are cleaning for a sale, repaint or spring maintenance push.
- Ask for a wash-only price and a wash-plus-treatment price so you can compare immediate cost against longer clean life.
- Trim vegetation and clear access before the crew arrives so the quote does not need site-delay padding.
Methodology
How We Get These Prices: Last updated March 2026. WhatCosts benchmarks pressure washing costs from submitted quotes, completed jobs, contractor pricing checks and city-level comparisons across New Zealand. We use a sample of roughly 480+ quote observations and separate wash scope, treatment chemicals, access equipment and sealing because those cost layers move independently. That prevents low-detail quotes and edge-case commercial jobs from distorting the residential guide.
Pressure washing in New Zealand ranges from NZ$80/job for basic services to NZ$1000/job for larger commercial or multi-surface jobs. Prices include GST. Standard residential water blasting. Multi-storey homes, heritage surfaces and large commercial jobs cost more.
The most common pressure washing services in New Zealand include Driveway Water Blast, House Exterior Wash, Roof Water Blast & Treat, Deck Water Blast, Path & Paving Blast and more. Each service has different equipment, chemical and access requirements that affect pricing.
In New Zealand, the service is commonly referred to as water blasting / pressure washing. The terminology reflects local industry conventions and the techniques typically used for residential and commercial exterior cleaning.
A standard driveway clean takes 1-2 hours. A full house exterior wash takes 2-4 hours. Roof cleaning takes 2-4 hours including chemical treatment. A full property pre-sale clean takes a full day. Commercial jobs are priced and scheduled separately based on scope.
Surface type, contamination level, access height and whether chemical treatment or sealing is included are the biggest variables in New Zealand. A straightforward concrete wash is far cheaper than delicate render, timber or roof cleaning with treatment.
Most quotes in New Zealand include labour, standard detergents, machine setup, the agreed wash scope and a final rinse-down. Treatment chemicals, sealing, elevated access and urgent attendance are commonly quoted as extras.
DIY can work for simple driveways and paths, but it is poor value on roofs, render, painted cladding or timber if there is any risk of surface damage. Hiring a machine is cheap; fixing etched concrete, splintered timber or damaged paint is not.
The best timing in New Zealand is usually just before peak presentation or maintenance demand, not during it. Booking ahead of spring cleanup, listing season or major repainting work generally gives better availability and more stable pricing.
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