Solid Wall Natural Insulation for Acoustic, Thermal, and Moisture Control

Steico Insulation

Hemp block and board Insulation

Restricted Access Excavations

Land rehabilitation

Automation

At ECS, we bridge the gap between historic preservation and 21st-century performance. We specialise in restoration consultancy that respects the original fabric of heritage buildings, using high-performance, vapour-permeable systems to ensure structures remain warm, dry, and resilient for generations to come.

As your nationwide partner for premium materials and heritage-safe restoration, we handle the technical complexities on your behalf. From supplying industry-leading insulation brands like Steico, Rockwool, VonHanf, and Diasen to building NZEB-compliant solar and energy storage, low-consumption heating and water heating systems, we provide the expertise to deliver seamless thermal upgrades and structural rehabilitation.

Restoration & NZEB Consultancy

Bridging heritage preservation with Net Zero strategies.

Materials Supply

Natural insulation and specialist fixing systems.

Energy Systems

Comprehensive solar power solutions for both grid-tied and off-grid properties.

Water Heating

Supply of high-efficiency, low-consumption hot water systems.

Climate Control

Supply of advanced, low-energy heating solutions for year-round comfort.

Managed Restorations

Full project delivery through our trusted partners.

Specialist Groundworks

Cellar excavation and land rehabilitation for restricted access sites.

Sauna & Spars

Design and installation of bespoke, energy-efficient saunas and spars.

Education

Professional training in sustainable building practices.

Articles

Heating in Spain

Heating in Spain

Understanding Carbon Fleece Heating and Phase-Change Hot Water

Understanding Carbon Fleece Heating and Phase-Change Hot Water

The Ultimate Eco-Envelope: Sprayed Hemp, Cork Upgrades, and Clay Finishes

The Ultimate Eco-Envelope: Sprayed Hemp, Cork Upgrades, and Clay Finishes

The Breathable Building Revolution: Why Steico, Diathonite, and Hemp are Winning

The Breathable Building Revolution

The “Lazy Architect” Trap

The “Lazy Architect” Trap

Europe’s property market is like a landlord with a hangover

Europe’s property market is like a landlord with a hangover

From Charming Ruins to Energy Fails: Why Spain’s Old Houses Are Becoming Unsellable Bricks

From Charming Ruins to Energy Fails: Why Spain’s Old Houses Are Becoming Unsellable Bricks

Steico Insulation

Natural Insulation

Radon Gas

Radon

The New Reality: Energy Status = Rental License

The New Reality: Energy Status = Rental License

Dry underfloor heating system

ceramic shock

The 2026 Guide to Renovation Grants in Spain: A “Use It or Lose It” Opportunity

2026 Guide to Renovation Grants in Spain

Domestic Wind: Why We Are Sticking with Solar

Energy Sovereignty in Spain: The New Standard for Residential Autonomy

Energy Sovereignty in Spain: The New Standard for Residential Autonomy

Energy Sovereignty in Spain: The New Standard for Residential Autonomy

The skin and bones of your home

The skin and bones of your home

Planning a renovation in Spain in 2026? You need to know the 25% Rule.

The 2026 Spanish Renovation Guide: CTE Standards & Risks

New Life for Old Stones: Converting a Mountain Stable into a Home

New Life for Old Stones: Converting a Mountain Stable into a Home

Under the Skin: An Exclusive Look at Our Historic Retrofit

Under the Skin: An Exclusive Look at Our Historic Retrofit

The “Free” Insulation Trap: Why Modern Grants Can Ruin Historic Spanish Homes

The “Free” Insulation Trap

Under the Skin: An Exclusive Look at Our Historic Retrofit

Under the Skin: An Exclusive Look at Our Historic Retrofit

The “Free” Insulation Trap: Why Modern Grants Can Ruin Historic Spanish Homes

The “Free” Insulation Trap

From Damp Walls to Dry Homes: Unmasking the True Causes of Damp

From Damp Walls to Dry Homes: Unmasking the True Causes of Damp

The “Lazy Architect” Trap

The “Lazy Architect” Trap

How To Insulate Old Stone Walls

Solving Climate Challenges with Natural Stone Wall Insulation

Lime Plasters Explained

Lime Plasters Explained

Clay: Natural Plasters Explained

Discover the beauty and versatility of natural clay plasters in this comprehensive guide.

Cork Paint: The Ultimate Solution for Damp Walls and Humidity Control

Diasen Decork Mediterraneo: Solution for Thermal Bridging, Damp Walls and Humidity Control

Europe’s property market is like a landlord with a hangover

Europe’s property market is like a landlord with a hangover

The Morality of Work

Explore the complex and thought-provoking topic of work ethics and morality and this is leading to a skill shortage

The Hidden Costs of Purchasing Former Rental Properties

The Hidden Costs of Purchasing Former Rental Properties

How natural internal wall renders such as clay, lime and cork increase the living comfort

Discover how natural internal wall renders like clay, lime, and cork can enhance your living comfort.

Transforming a Damp and Cold Living Space: A Diasen Diathonite Restoration Story

Transforming a Damp and Cold Living Space using Polished Diasen Diathonite

From Charming Ruins to Energy Fails: Why Spain’s Old Houses Are Becoming Unsellable Bricks

From Charming Ruins to Energy Fails: Why Spain’s Old Houses Are Becoming Unsellable Bricks

ECS Insulation Calculator

ECS Insulation Calculator

Spain 2026 CTE Building Standard Compliance

1. Project Location
Select a location to determine CTE Climate Zone.
2. Existing Wall / Structure
3. Insulation Layer
4. Finish / Extra Layer (Optional)
Your U-Value 0.00 W/m²K
Max Limit (2026) 0.00 Target for Zone
Heat Loss Estimate: 0 W/m²
(Assuming 20°C temp difference)
Disclaimer: This tool is provided by ECS for estimation purposes only. Calculations are based on generic material properties and steady-state physics. It does not account for thermal bridges, mortar joints, or specific site conditions. Compliance with the Spanish Technical Building Code (CTE) requires a certified project by a licensed Architect.