Servicing

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Servicing and Maintenance

NetZero Group’s Service Division provides nationwide maintenance and repair services for residential heat pumps and mechanical ventilation heat recovery (MVHR) systems. Our specialist engineers ensure every system continues to operate safely, efficiently and in full accordance with manufacturer standards. Through planned servicing and expert technical support, we help homeowners maintain optimal system performance and long-term reliability.

Annual servicing is essential to protect manufacturer warranties and ensure systems continue to perform as designed. Our engineers carry out comprehensive inspections, performance testing, cleaning and component replacement where required, supported by full service documentation. With NetZero Group, homeowners can protect their investment, reduce energy consumption and maintain a comfortable, healthy indoor environment all year round.

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Extended Warranty

If your heating, ventilation, or air conditioning systems were installed by an approved installer, you may be eligible for an extended warranty or service coverage by following the recommended maintenance schedule.

Why Choose Us?

With decades of experience in the heating and ventilation industry, our team specialises in the maintenance and installation of heat pump and air conditioning systems across Ireland. We offer regular servicing to ensure all systems operate safely, efficiently, and reliably. During a service, our trained technicians carry out a thorough inspection, identifying any faults or issues. Minor repairs can be completed on-site, or scheduled at a time that suits your building operations.

What Our Service Includes

Our structured service approach ensures your heating and ventilation systems continue to operate efficiently, safely and reliably, delivering consistent comfort and long-term value.

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Comprehensive System Inspection

Our engineers perform detailed inspections of all major components, identifying wear, performance issues or potential faults before they impact system operation.

Performance Testing & Optimisation

We test system output, efficiency and controls to ensure your heat pump and ventilation systems are operating at peak performance and delivering maximum energy efficiency.

Cleaning & Preventative Maintenance

Essential components such as filters, coils and ventilation elements are cleaned and maintained to improve airflow, system efficiency and overall performance.

Warranty Protection & Compliance

Annual servicing helps maintain manufacturer warranty validity while ensuring your system remains fully compliant with technical and safety requirements.

Certified Documentation & Ongoing Support

Every service includes full documentation and expert recommendations, providing a clear service record and ongoing support to protect your system’s lifespan.

Why servicing is essential

Regular maintenance and repair of residential heat pumps and MVHR systems is essential to ensure optimal efficiency, protect manufacturer warranties, maintain indoor air quality, and extend the lifespan of your building’s heating and ventilation systems.

Longer lifecycle

Regular maintenance is essential to keep heat pump systems running efficiently and reliably over the long term. Well-maintained systems have a longer lifespan, as routine servicing checks and addresses all key components, helping to prevent costly repairs and minimise downtime.

Save on future repair costs

During a maintenance check, our service helps prevent small issues from becoming major problems. Regularly maintained heat pump systems enjoy a longer service life, and by identifying and addressing potential faults early, our technicians can help reduce the risk of costly repairs.

More Comfort and reduced Noise

Without regular maintenance, a heat pump system may operate less efficiently, struggle to maintain set temperatures, or experience increased noise levels. Routine servicing helps maintain performance, ensures consistent operation, and minimises disruptions to building occupants.

Maintain Product Warranty

Manufacturers provide warranties on new heat pump systems, often with specific conditions, such as requiring regular maintenance by a qualified professional. Our skilled service team is fully trained to meet these requirements, helping ensure that your warranty remains valid.

Products

NetZero Group brings together decades of experience in sustainable energy, delivering energy efficiency and retrofit projects that reduce costs and carbon emissions – accelerating the shift toward greener, more efficient buildings across Ireland.

Scalable
solutions across every sector

As Ireland moves towards a more sustainable, energy-efficient future, the demand for expert delivery is growing across new developments, large-scale regeneration, retrofits and home energy upgrades. NetZero Group provides solutions that combine technical know-how with smart design, value engineering and a coordinated approach. This ensures long-term impact and maximises the value of every project.

New build developments

Partnering with residential developers nationwide, we deliver smart, scalable and sustainable energy solutions at scale, combining industry leadership with the capability to deliver complex developments safely, efficiently and on schedule.

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Commercial Developments

Powering complex commercial developments with high-performance, energy-efficient building services.

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Solar PV

Helping homes and businesses reduce costs and carbon with expert Solar PV and clean energy solutions.

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Retrofit

Delivering large-scale retrofit and energy upgrade solutions that enhance efficiency, comfort and long-term value.

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Find out more about Innovation
and green transition

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Accreditations

Focused on risk-based thinking, leadership, and continual improvement

Focusing on reducing environmental impact, waste, and energy consumption

Dedicated to managing risks and improving safety performance