Flow Energy specialises in commercial hot water solutions across New Zealand, providing innovative heating, hydronic and prefabricated plant solutions for engineers, contractors and building owners.
From heat pump and boiler systems to prefabricated plug-and-play plant, temporary hire equipment, and retrofit solutions, we make commercial and industrial heating and hot water systems simpler, more efficient, and more reliable.
With decades of practical experience behind us, our team combines engineering knowledge, quality equipment, and practical problem-solving to deliver solutions for both planned projects and urgent requirements.
To deliver safe, efficient, and compliant energy systems when and where they’re needed most. Whether it’s an urgent breakdown, seasonal demand, or a planned project, our hire fleet and prefab plant give businesses the flexibility to keep operations running without disruption.
Flow Energy is a New Plymouth–based, family-owned company with a nationwide reach.
With over 30 years of experience, we’ve grown from our roots in plumbing, mechanical, and engineering into a specialist provider of commercial hot water and hydronic heating solutions.
We saw early on that these systems could be done better – smarter, faster, and more reliable – and we’ve built our reputation on delivering exactly that.
Today, Flow Energy is trusted by engineers, contractors, and building owners across New Zealand for prefabricated plug-and-play plants, innovative system design, and rapid problem-solving when it matters most.

At Flow Energy, we deliver end-to-end commercial and industrial hot water and heating solutions that balance performance, reliability, and sustainability.
We work closely with clients to design solutions that meet project heating demands while aligning with sustainability and carbon reduction goals.
In-house design and prefabrication of plug-and-play hot water and boiler plants for faster installs and reduced site risk.
Specialists in advanced hydronic systems, including heating, cooling, and energy-efficient upgrades.
Commercial hot water and heating hire plants, including temporary boilers and hot water systems, ready when you need them.
Solutions designed, engineered, and manufactured in Australasia, using leading products and technology from trusted local and global suppliers.
Full-service department offering commissioning, scheduled maintenance, and 24/7 emergency repair to keep systems running reliably.
