Commercial Heating & Plumbing Services in Cardiff & Bristol
At Extreme Heating Ltd, we provide reliable commercial heating and plumbing services for businesses across all commercial sectors. Whether you require a one-off repair, a full heating installation, or an ongoing Planned Preventative Maintenance (PPM) contract, our experienced engineers deliver professional solutions that minimise disruption and keep your business operating efficiently.
We understand that downtime can be costly. That's why we respond quickly, work safely, and complete every project to the highest standards.

Our Commercial Services
We offer a comprehensive range of commercial heating and plumbing services, including:
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Commercial heating system installation
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Heating system upgrades and replacements
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Boiler installation and replacement
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Commercial plumbing installations
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Heating and plumbing repairs
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Fault finding and diagnostics
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Planned Preventative Maintenance (PPM)
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Reactive maintenance and emergency repairs
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Plant room maintenance
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General servicing and maintenance
Whether you're managing a single property or a portfolio of sites, we can tailor our services to meet your operational requirements.

Planned Preventative Maintenance (PPM)
Our Planned Preventative Maintenance (PPM) contracts are designed to keep your heating and plumbing systems operating safely, efficiently, and reliably throughout the year. Regular servicing helps identify potential issues before they become expensive repairs, reducing downtime and extending the lifespan of your equipment.
Our PPM agreements can be tailored to suit your business and typically include:
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Scheduled servicing visits
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Routine inspections
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Safety and compliance checks
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Performance testing
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Early identification of wear and potential faults
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Detailed maintenance records and reports
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Priority response for contract customers
Whether you require monthly, quarterly, bi-annual, or annual maintenance, we'll create a maintenance schedule that works around your business.

1
Transparent & Competitive Pricing
No hidden fees, no surprises. We offer honest quotes and competitive prices, giving you complete peace of mind and excellent value for money.
2
Trusted by our customers
We pride ourselves on delivering dependable heating solutions with high standards of workmanship. From first call to final installation, our experienced engineers ensure every job is completed safely, efficiently, and to the highest quality.
3
Customer Satisfaction First
Your comfort is our priority. We take the time to understand your needs, provide clear advice, and deliver solutions tailored to your home or business — resulting in long-lasting performance and happy customers.