Ireland's premier external insulation specialists.
Dublin and Ireland's leading External Wall Insulation specialists. We manage your SEAI grant paperwork from start to finish and deduct up to **€8,000** directly from your quote.
Over 1,800+ Irish homes insulated by Casa Verde.
Direct EWI Survey
Guaranteed System Build
Certified & Trusted By
Working with Ireland's leading safety and quality organizations
Why Homeowners Choose Casa Verde
As a direct specialized contractor, we provide a complete, hassle-free EWI build system that guarantees thermal performance and grant compliance.
Turnkey Project Management
We manage every trade on site: scheduling scaffolding, extending window sills, relocating utility boxes, and certifying boiler flues.
Baumit Certified Quality
We install NSAI certified Baumit thermal insulation boards and self-cleaning silicone renders, backed by structural guarantees.
Direct Grant Deduction
You don't need to wait months for grant checks. We deduct the SEAI grant value (up to €8,000) directly from your net project quote.
Our Turnkey EWI System
A multi-layered external wall insulation system that wraps your home's envelope in EPS foam, eliminating cold bridging and dampness.
- Wrap external blocks in 100mm-150mm EPS thermal insulation board
- Premium, water-repellent Baumit NanoporTop silicone render finish
- Full 10-year structural warranty & NSAI certificate of compliance
Integrated Home Upgrades
Combine your wall insulation with essential retrofits to achieve maximum U-values and elevate your BER rating.
- High-density fiber attic roll insulation (up to 300mm thickness)
- Gas Pipe extensions and weather-sealed gas box relocations
- Window sill extensions and capping installations (Bunny CDN, bunny-capping)
Our Simple Build Workflow
From the first onsite survey to final coating, we handle every detail with minimal disruption.
Onsite Survey
We schedule an expert technician to scan wall density and outline pipe extensions.
Deducted Proposal
We manage the SEAI grant submission and issue a contract quote with the grant deducted upfront.
Turnkey Install
Our certified master installers wrap, mesh, and render your home in 10-14 working days.
Compare Insulation Systems
Different areas of your home require different treatments. Review standard solutions below.
External Insulation
Wraps the home outer envelope in EPS foam, boosting BER scores drastically.
Attic Insulation
Stops rising heat escape via ceiling using heavy fiber roll layers.
Internal Wall (Drylining)
Insulates plasterboards inside rooms, perfect for solid stone structures.
Floor Insulation
Prevents cold air infiltration rising through suspended timber or concrete.
Check Your SEAI Grant Eligibility
1. Select Home Layout
2. Toggle Upgrades
Est. SEAI Grant Total
€7,300
Deducted Upfront By Casa Verde
Don't Ruin Your Renovation: NSAI Standards
Many insulation jobs fail building inspection due to poor compliance. Casa Verde guarantees perfect execution according to the NSAI manual.
Ventilation & Airflow Safety
Wrapping a house without adjusting airflow creates stagnant humidity. We check background trickle vents and install core wall vents to prevent mold growth.
Utility & Gas Box Relocation
Do not let installers cover your gas meter or pipe entries with foam. We hire Gas-Safe certified plumbers to extend pipes and cleanly reposition the utility cabinet.
NSAI Certified Systems
We exclusively install certified materials (like Baumit Pro-System EPS panels and silicone renders) which carry full technical certificates.
NSAI Recommended 6-Step Homeowner Checklist
Why Homeowners Trust Casa Verde
We make the retrofitting process completely transparent, ensuring outstanding construction quality and grant compliance.
Verified Registrations
We are registered NSAI and SEAI contractors holding active certifications.
Upfront Grant Relief
Deducting grant amounts from your invoice avoids locking your cash up for months.
Premium Materials
Using premium self-cleaning Baumit silicone finishes keeps your walls clean.
10-Year Warranty
Every structural EWI wrapping is backed by our comprehensive decade-long warranty.
What Irish Homeowners Say
Read direct reviews from families who upgraded their home comfort with Casa Verde.
"Our mid-terrace house was freezing every winter. Casa Verde evaluated our layout, helped us secure €4,000 in SEAI grants, and completed the EWI installation in under two weeks. The difference in thermal comfort is night and day!"
Margaret O'Reilly
Dublin 12
"Very professional service from start to finish. I was worried about our gas box extension, but their compliance plumbers did it beautifully. Our heating bills are down 40% and our house looks brand new."
Sean Brady
Malahide, Co. Dublin
"The interactive calculator was spot on. Securing a certified installer who holds active NSAI approvals took away all the stress of grant auditing. I highly recommend Green Home Technology."
David Kelly
Dun Laoghaire
Frequently Asked Questions
Clear answers regarding external wall insulation and SEAI grants.
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