Based in County Fermanagh, we are a certified supplier and installer of high-performance MVHR (Mechanical Ventilation with Heat Recovery) systems, airtightness membranes, and airtight tapes for energy-efficient homes and buildings throughout the UK and Ireland.

With over 15 years of industry experience, we support self-builders, architects, contractors, and retrofit specialists with expert design, supply, and commissioning of heat recovery and airtightness systems. Whether you're working on a new build, deep retrofit, or passive house project, we help you achieve optimal energy performance, comfort, and compliance.

• ✔️ PassiveHaus Certified Installers
  
• ✔️ Elmhurst Energy Assessor Approved
  
• ✔️ NSEAI-Accredited Airtightness Specialists
  
• ✔️ Trusted by clients across Fermanagh, Belfast, Dublin, London, Manchester, and beyond
  

📜 UK Building Regulations Part L
(Conservation of Fuel and Power)

📜 UK Part F (Ventilation)

📜 Irish Building Regulations Part L
(Conservation of Energy)

📜 Irish Technical Guidance Document F
(Ventilation)

We design and deliver complete MVHR kits and airtightness packages, backed by responsive customer support and nationwide delivery across the UK and Ireland.