Water blasting & soft wash services
We know time is important, so we provide quotes within 48 hours and work flexibly to meet your deadlines. With top-tier equipment and a commitment to quality, continuing to lead the industry in professional, reliable service.


Proud members|
Exterior Cleaning Industry Association
Blast-Off water blasting, now JK Building Wash and proudly part of Jani-King group of companies, has been delivering expert water blasting services across both Auckland and Christchurch. JK Building Wash services from Wellsford to Drury and Canterbury specialising in commercial and building water blasting, aerial building sprays, as well as concrete and car parks.
We know time is important, so we provide quotes within 48 hours and work flexibly to meet your deadlines. With top-tier equipment and a commitment to quality, JK Building Wash continues to lead the industry in professional, reliable service.
How can we help you
Water blasting & soft wash services

Maintain a spotless and professional business exterior with expert commercial water blasting in Auckland and Christchurch. We specialise in cleaning buildings, service station forecourts, and high-traffic areas using advanced equipment and eco-friendly solutions. Our team works around your schedule to minimise disruption, delivering high-quality results that enhance your property's appearance and longevity. Whether you need regular maintenance or a one-time deep clean, we provide reliable, efficient, and cost-effective water blasting services across Auckland and Christchurch.

Restore the look and safety of your concrete surfaces with professional water blasting services in Auckland and Christchurch. We specialise in cleaning driveways, paths, cobblestones, pavers, and exposed aggregate with our advanced water blasting systems. Our eco-friendly, high-pressure system effectively removes green moss, dirt, grime, and other contaminants, leaving your concrete surfaces looking fresh and slip-resistant.
We ensure that delicate surfaces like cobblestones and pavers are cleaned without damaging the material, preventing sand washout. Whether you need a concrete driveway or path rejuvenated, our team uses modern equipment and techniques to achieve flawless results.

Our water blasting services in Auckland are tailored for rural properties, ensuring optimal cleanliness and functionality. We specialise in cleaning milking sheds and farm buildings, effectively removing grime, bacteria, and residues to maintain a hygienic environment for livestock.
Our high-pressure water blasting is also perfect for cleaning farm machinery, enhancing performance and extending its lifespan. Additionally, we provide high-pressure paint preparation, removing old paint and contaminants for a smooth, durable finish.
For delicate farmhouse exteriors, we offer low-pressure cleaning that removes dirt, mould, and mildew without damaging surfaces.
We also restore concrete driveways and paths with our surface cleaners, eliminating moss, algae, and stains to improve both appearance and safety. Trust our expert water blasting services to keep your rural and lifestyle property in Auckland or Christchurch in top condition year-round.

Refresh your home with professional house washing in both Auckland and Christchurch. Our expert soft washing services to remove all dirt, mould, and grime, restoring your home's exterior. We offer both soft washing for delicate surfaces and alternative cleaning for stubborn stains. Regular house washing boosts curb appeal and prevents long-term damage. With fast quotes and flexible scheduling, we make it easy to keep your home looking its best. Contact us today for reliable, eco-friendly house washing
Specialised equipment
For the best water blasting results in Auckland
We stay ahead of the ever-changing Building Code and Occupational Safety and Health (OSH) regulations.
Our commitment to using the latest water blasting equipment ensures we can deliver efficient, high-quality results while protecting the environment. We prioritise eco-friendly, biodegradable solutions that cause no harm to the natural surroundings.
When it comes to challenging jobs like steep-pitched roofs, many competitors struggle. However, with our advanced high-reaching equipment and safety harnesses, we can safely and effectively clean rooftops, fully complying with OSH safety standards and best industry practices.
Our water blasting vehicles are equipped with quiet, diesel-powered engines and pumps to minimise disruption for our clients and their neighbours. With up to 80 meters of high-pressure hose, we ensure that no area of your property is out of reach for our professional water blasting team.
Expert water blasting team with ongoing training.
We understand that our clients trust us to provide the best service, so we prioritise staff training to ensure we deliver expert water blasting solutions. Our teams are highly skilled and continuously trained to improve their expertise, ensuring they are equipped to handle any water blasting or soft wash task.