Ready to upgrade your External Wall Insulation Dublin?
Trusted External Wall Insulation Services | Energy Efficiency Experts
EXCELLENT rating
Based on 52 reviewsTrustindex verifies that the original source of the review is Google. Im happy to share my experience with OS Holdings, Vadim and team. We added a new ensuite attic to our house. Vadim and team have been professional right from the initial interaction to scope the work, quotation and then the actual execution of the work. Quality of work is excellent and happy with the end result.Highly recommended. Sreenath Chandrasekhar2024-10-21Trustindex verifies that the original source of the review is Google. I recently hired OS Holdings for an attic conversion and home renovation, and I couldn't be more satisfied with the results! Vadim and his incredible team—special thanks to Ruslan, Andrei, and Ivan—were exceptionally professional, attentive, and efficient throughout the entire process. Their craftsmanship and attention to detail transformed my home beyond my expectations, all while completing the project on time. Vadim's communication was outstanding; he was always available to answer questions, provide updates, and offer helpful suggestions, making the entire experience smooth and stress-free. The team's dedication and patience truly set them apart. I highly recommend OS Holdings to anyone looking for top-quality renovation work. They turned my house into a dream home! Jobin John2024-08-25Trustindex verifies that the original source of the review is Google. I'd like to Thank OS Holding, for there Sher professionalism. i could not fault this company in any way! The workmanship and attention to detail is of the highest standard. And the staff are so friendly. I could not be happier with my renovation,and Attic conversion. Im really looking forward to our next project. Book this company if you want a proper job done for a reasonable price. Thanks again. TMAN2024-07-08Trustindex verifies that the original source of the review is Google. Had our bathroom completely renovated by Vadim, Valentin and team. Very reasonably priced, great communication throughout and the quality and finish were fantastic. Any problems they encountered along the way were resolved quickly and efficiently. Would highly recommend them Sean Bergin2024-06-04Trustindex verifies that the original source of the review is Google. I deeply recommend his services. They try to help whatever you need, work hard and care about any issues you might have after they finish. They have done a quick and amazing job here with tiling, laminate flooring, my bathrooms, and installing my kitchen. I'm completely satisfied with the result! Thank you guys! Giovanni Amormino da Silva Júnior2024-06-03Trustindex verifies that the original source of the review is Google. OS Holding recently completed a renovation of my kitchen/dining area and I couldn't be happier with their work. The job involved knocking down a load-bearing wall, installing steel supports, taking up the old floor and laying a new one as well as skirting boards. They also did the plumbing and electrical works, connected new radiators and did the painting to finish. The guys are very skilled in all aspects of their work and they are careful to fulfil all requests. They are also very tidy. I'm especially happy with the meticulous way the herringbone floor was laid. Vadim is easy to work with as he listens to what you say a a client and is always prompt to respond to calls and emails. I would have no hesitation in recommending OS Holding and I intend to contract them again when I get round to doing my attic! Maria McGrane2024-05-29Trustindex verifies that the original source of the review is Google. Many thanks for the outstanding work carried out by OS Holding team during our recent renovation in our house. Their attention to detail and dedication to quality were evident throughout the entire process of demolishing partition walls and fitting tiles on the floors and stairs. The installation of tiles on both floors and stairs was completed to the highest standard. Additionally, the team maintained excellent communication throughout the project, keeping us informed of progress and any necessary adjustments. Their punctuality and respect for deadlines ensured the project was completed on time, which was crucial for our schedule. I highly recommend OS Holding for any construction or renovation needs. Sabina Capozzoli2024-05-26Trustindex verifies that the original source of the review is Google. Vadim and his team are highly skilled and extremely hard working lads. Vadim is very organised and communication was excellent regarding the various decisions that needed to be made. He was patient when I changed my mind on more than one occasion! I am delighted with my attic conversion and have no hesitation in recommending OS Holding Ltd. Ann Rundle2024-05-12Trustindex verifies that the original source of the review is Google. Vadim and his team recently renovated by entire ground floor and installed a new bathroom upstairs. The guys did a great job and the price was very reasonable. They were very attentive, professional and I was very impressed with how quickly they completed the work. I would highly recommend the team! Rachel English2024-05-06Trustindex verifies that the original source of the review is Google. The OS Holding were very responsive and right away available. Super happy with the result and would recommend them! The quotation came in much cheaper than anywhere else and yet it is top quality work. Jasmin Wonik2024-04-24
Expert External Wall Insulation for Homes in Dublin, Kildare, Meath and Wicklow
Looking to reduce heat loss and lower your energy bills? OSBER specialises in external wall insulation across Dublin, providing a high-performance solution to upgrade your home’s thermal efficiency.
Our house wrapping insulation system is designed to protect against heat escape, reduce draughts, and give your home a sleek, refreshed look.
Whether you’re upgrading solid walls or seeking energy-efficient house external insulation, we deliver fast, reliable service with SEAI grant support to make your investment more affordable.
What is External Wall Insulation?
External wall insulation (EWI) involves wrapping the outside of your home in a thick layer of thermal insulation boards, fixed securely with adhesive and mechanical fixings.
A reinforced mesh layer is applied for durability, followed by a protective, weather-resistant render. This method ensures your home retains more heat in winter and stays cooler in summer—without affecting your internal living space.
Why Homeowners Choose OSBER for External House Insulation
Full External House Wrapping Insulation
We install external insulation wrap for houses, delivering complete coverage with durable, breathable render finishes tailored to your preferences.
SEAI Registered and Grant Support
We’re fully registered with SEAI and provide hands-on support with your grant application, even deducting the grant amount from your final invoice.
Tailored Systems for Irish Homes
Our insulation wrap is ideal for homes with solid walls, hollow block structures or limited cavity space—common across Dublin, Meath, Wicklow and Kildare.
Proven Performance and Longevity
Our materials meet Irish climate standards and offer a lifespan of 30+ years, ensuring your exterior insulation is a smart long-term investment.
Enhanced Living Comfort
Our outside wall insulation stabilises indoor temperatures, prevents cold bridging, and combats issues like condensation and damp.
Designed for Heat Pump Compatibility
Wrapping a house with external insulation is especially beneficial when paired with heat pumps, allowing for maximum energy efficiency and reduced running costs.
Benefits of External Wall Insulation
- Reduces heat loss through walls by up to 30%
- Maintains even indoor temperatures
- Minimises drafts and cold spots
- Enhances the exterior appearance of your home
- Provides additional soundproofing
- Increases the lifespan of your home's exterior
How Our External Wall Insulation Works
OSBER’s external wall insulation involves fixing insulated boards to the outer surface of your home. This process is followed by applying a protective mesh layer and a durable render finish. This method not only insulates but also renews the external look of your property.
Our installations are designed to be non-intrusive, ensuring minimal disruption to your daily life.
Installation Steps
Assess and prepare the exterior walls.
Attach insulated boards using adhesive and mechanical fixings.
Apply a protective mesh layer.
Finish with a durable and weather-resistant render.
SEAI Grants and Financial Assistance
At OSBER, we support our customers in accessing SEAI grants, making insulation upgrades more affordable. These grants are available for homes built before 2006 and can significantly reduce the cost of insulation projects. Our team will assist you throughout the application process, ensuring you receive the maximum possible financial support.
Customised Finishes and Colours
We offer a variety of finishes and colours for external wall insulation, allowing you to choose a style that best suits your home.
Whether you prefer a traditional look or a modern aesthetic, our range of options ensures that your home’s exterior will be both energy-efficient and visually appealing.
Contact Us for a Free Consultation
Ready to enhance your home’s energy efficiency with external wall insulation? Contact OSBER today for a free consultation. Our experts will provide a detailed assessment of your property and a customised quote. Learn more about how we can help you save on energy costs while improving the comfort and value of your home.
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Frequently Asked Questions
External wall insulation involves applying a layer of insulation material to the exterior walls of a building. This method helps to retain heat, improve energy efficiency, and enhance the overall appearance of the property.gm
Homes built before the 1930s typically have solid walls, which are suitable for external wall insulation. If your home was built after the 1980s, it likely has cavity walls, which may be better suited for cavity wall insulation. Homes built between the 1930s and 1980s can have either type of wall. If unsure, contact us for an assessment.
No, the insulation work is carried out on the exterior of your home, causing minimal disruption to your daily life. There may be some low-level noise during the initial days, but the process is generally non-intrusive.
Yes, we offer a variety of finishes and colours for external wall insulation. You can select a style that best suits your home’s aesthetic, ensuring both energy efficiency and visual appeal.
SEAI grants are provided by the Sustainable Energy Authority of Ireland to help homeowners with the cost of energy-efficient upgrades. These grants can significantly reduce the expense of installing external wall insulation. Our team will assist you in applying for these grants to ensure you receive the maximum financial support.
By installing external wall insulation, you can reduce heat loss through your walls by up to 30%, which can lead to substantial savings on your energy bills. Many homeowners experience a reduction in heating costs by up to 40%
Yes, external wall insulation can increase your home’s resale value and improve its energy rating. Investing in high-quality insulation not only saves you money now but also adds value to your property in the future.
Yes, external wall insulation helps reduce your home’s carbon emissions by improving energy efficiency. This contributes to environmental sustainability and supports eco-friendly practices.
External wall insulation requires minimal maintenance. The durable render finish protects the insulation from the elements, and occasional cleaning with a hose is usually sufficient to keep it looking fresh and clean.
External wall insulation can help reduce the risk of condensation and dampness by maintaining a more even temperature within your home. However, it cannot rectify rising damp caused by a faulty damp course, which must be addressed by a specialist before insulation installation.
Contact us today for a free consultation. Our experts will assess your property, provide a detailed quote, and assist you with SEAI grant applications to make the process as smooth and affordable as possible.











