Suppliers & Installers of Mechanical Ventilation with Heat Recovery (MVHR) , Demand Control Ventilation (DCV) , Mechanical Extract Ventilation (MEV) Systems
specialists in modern Ventilation Systems
Supplying and installing mechanical ventilation with heat recovery, mechanical extract ventilation systems and demand control ventilation to domestic and commercial construction projects.
MVHR
Mechanical ventilation with heat recovery (MHRV) is a ventilation system which supplies fresh air to dry rooms and extracts stale air to wet rooms.MEV
Mechanical Extract Ventilation (MEV) system is a very popular low energy unit that provides continuous extract ventilation from multiple extract points.DCV
demand controlled ventilation systems reduce thermal losses due to ventilation, improve indoor air quality and limit moisture problems.Supply & Install
Full service provider ensures a cost-effective solution by ensuring compatibility between components and professional installation.
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Trusted by both residential and commercial customers throughout Ireland, Deise Ventilation ensures our customer base enjoy knowledge and experience while enjoying market leading ventilation technologies.

Proud Part of the Community
Our Core Values
A company that prioritises customer focus, responsiveness, and innovation ensures that clients receive high-quality, energy-efficient, and tailored ventilation solutions.
Our Home Owners Say
“We recently worked with Deise Ventilation to install a new ventilation system in our commercial building, and we couldn’t be happier with the results. From the initial consultation to the final installation, their team was professional, knowledgeable, and efficient. The system has made a huge difference in air quality and energy efficiency. Their attention to detail and commitment to customer satisfaction truly set them apart. We highly recommend Deise Ventilation for anyone looking for a reliable and high-quality ventilation solution!”
“Deise Ventilation did an amazing job installing a ventilation system in our home. We noticed a huge improvement in air quality, and the condensation issues we had are completely gone. The team was professional, friendly, and took the time to explain everything clearly. They worked efficiently and left everything spotless when they finished. We’re so happy with the results and would highly recommend Deise Ventilation to any homeowner looking for a reliable and effective solution!”
“We had Deise Ventilation install a new ventilation system in our home, and the difference has been incredible. The air feels fresher, and we no longer have issues with dampness or condensation. The team was punctual, professional, and really took the time to ensure everything was done to the highest standard. They were also very knowledgeable and answered all our questions. We’re delighted with the service and highly recommend Deise Ventilation to anyone looking to improve their home’s air quality.”
Brands
We distribute and partner for the market leaders nationally and globally in ventilation systems.








