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The UK’s leading specialist compressed air rental solutions company.
Powering your projects – clean, reliable, sustainable.
With the largest compressor rental fleet in Europe, over 1,000 compressors plus ancillaries, depots in Wednesbury, Uxbridge and Broxburn, and a hire fleet that includes electric, oil-free, hybrid and Stage V units, GenAir is uniquely positioned to deliver reliable, sustainable compressed air rental anywhere across the UK. We operate with 99 %+ uptime, staffed by expert engineers and drivers who understand site requirements from city centre to remote infrastructure.
Why GenAir
Discover our people, our locations, our accreditations — and what really sets us apart as the UK’s leading compressor rental provider.
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Products & Applications
Explore our full compressor, dryer, booster and ancillaries hire range. Designed specifically for rental applications.
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Sectors We Serve
See how we support infrastructure, food, data centres, film, renewables and more with temporary rental solutions.
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Resources & Sustainability
Dive into our white papers, calculators and eco strategies drawing on our experience of providing exemplary compressed air rental solutions.
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Featured Tools
Electric vs Diesel Cost & Emissions Calculator
Compare fuel costs, and carbon emissions for electric vs diesel compressors — helping you choose the right hire solution for your project
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Product Selector Tool
Find the right rental compressor in seconds to meet your temporary compressed air requirements.
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Download Our White Papers
Dive deep with Electric vs Diesel and Oil-Free vs Oil-Flooded guides.
Oil-Free Air Solutions
Our Class Zero rental compressors keep your sensitive production safe and compliant.
What Makes Us Different?
Modern & diverse rental fleet
From silent electric rental compressors to heavy-duty hybrid and diesel hire solutions.
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In-house drivers & engineers
For safer, more reliable delivery and installation of compressed air rental solutions.
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Fast nationwide response
UK-wide coverage from three strategic depots.
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Green commitment built-in
VSDs, low emission standards, HVO readiness.
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Aquaculture
Supplying clean, temporary compressed oil-free air for fish farming operations – rental solutions from aeration and oxygenation to bubble curtains protecting marine life.
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Data Centres
Quiet, temporary oil-free electric rental compressors keeping server rooms dust-free and climate-controlled, ensuring uninterrupted IT operations.
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Film & TV
Low-noise rental compressors for special effects, set construction, and filming — delivering clean, reliable hire air solutions for on-set and on-location shoots.
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Food & Beverage
Class Zero rental oil-free compressed air for hygienic production, packaging, bottling, and processing — meeting the strictest quality standards with our hire solutions. >Find out more
Air Compressor OEM & Distributors
Temporary and backup rental solutions for compressor houses, OEM testing, and manufacturing lines, ensuring zero downtime.
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Manufacturing (General)
Flexible compressor rental solutions for assembly, material handling, painting, and tool operation across a range of industries.
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Ultra-Clean & Precision Manufacturing
High-purity, oil-free compressed air rental solutions for semiconductor, aerospace, and electronics manufacturing where precision is critical.
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Government & Defence
Mobile and stationary compressed air rental solutions for workshops, field operations, and facility maintenance. >Find out more
Petrochemical & Refining
Oil-free instrument air and rugged diesel hire compressors, designed for rental, for turnarounds, maintenance, and process-critical applications in high-risk environments.
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Pharmaceutical
Clean, validated temporary rental compressed air solutions meeting GMP standards for drug production, packaging, and laboratory environments.
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Rail Industry
Compressed air rental for trackside maintenance, depot operations, rolling stock repairs, and painting applications.
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Re-Hire Partners
Partnering with equipment hire companies to provide specialist compressor rental solutions and expand their offering to customers. >Find out more
Ship Building
High-capacity rental compressors for blasting, painting, lifting, and testing — supporting shipyards in construction and repair.
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Utilities (Power & Water)
Reliable oil-free air rental compressors for power plants, water treatment, and wastewater facilities — ensuring uninterrupted essential services.
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Renewables & Windfarms
Supplying rental compressors for wind farm construction, bubble curtain systems, and renewable energy projects onshore and offshore.
Latest News
Stay informed: acquisitions, fleet launches, technology updates, and industry insights.
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