managed rehabilitation

NZEB building Energy and Heating Systems

Kronoterm heat pumps

Authentic Wellness, Inspired by Nature: HUUM Sauna Systems

Electric heating foils for ceiling, wall and floor

Hydronic Radiant Floor Heating

Ventilation and heat recovery systems

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

Consulting

Steico Insulation

Hemp block and board Insulation

We bridge the gap between historic building restoration and modern, ultra-efficient NZEB standards. Based in Spain, ECS is an international consultancy and nationwide specialist distributor, providing the expert advice and high-performance materials required to deliver a healthy, energy-independent property anywhere in the country.

Our whole-house approach begins with a breathable “eco-envelope” using natural materials like Diasen solid wall renders, Steico wood fibre, carbon-negative hemp, and clay plasters. To ensure these technical solutions are perfectly implemented, Bioreforma SL—our dedicated installation partner—executes all of our projects nationwide. Together, we seamlessly integrate advanced climate control, including carbon mat heating, high-efficiency heat pumps, and smart ventilation, all powered by custom solar and battery systems.

Whether you are restoring a traditional Spanish ruin or building a state-of-the-art new home complete with luxury spa hardware, we ensure your project is flawlessly executed, remaining damp-free, highly efficient, and fully self-sufficient.

Restoration & NZEB Consultancy

Bridging heritage preservation with Net Zero strategies.

Natural Insulation

Independent supplier of natural, vapour-permeable insulation, including Steico, von Hanf, Rockwool, and Diasen.

Energy Systems

Solar power and battery storage solutions for both grid-tied and off-grid properties.

Water Heating

KRONOTERM Ultra-Efficient Hot Water Heat Pumps.

Climate Control

E-NERGY CARBON 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.

Property Health Check

Comprehensive pre-purchase health checks for electrical & insulation systems.

RaaS

Robots as a Service for construction, specifically plastering, finishing, and painting.

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

How to build a Steico & Huum sauna

Master the art of the “breathable” sauna. Learn how to integrate Steico Flex and Duo Dry panels with HUUM heaters for a high-thermal-mass, eco-friendly sauna build.

The Spanish Solar Revolution: Finding the Perfect Kronoterm Heat Pump for Your Family

Discover how combining Solar PV with Kronoterm heat pumps can cut your Spanish home’s energy bills by 75%. Tailored aerothermia solutions for families of 2 to 6.

Cut Hot Water Costs by 75%: ECS Brings KRONOTERM Heat Pumps to Spain

Cut Hot Water Costs by 75%: ECS Brings KRONOTERM Heat Pumps to Spain

Spain’s Energy Crisis: Why Free Solar Can’t Fix High Bills

Spain Tax Deductions 2026: Claim Eco-Renovation Refunds

Mould in Spanish Homes: Saving Lime & Clay Walls in Winter

Southern Spain’s 2026 winter has been historic. Learn how to stop mould and rising damp in traditional lime and clay homes using the 55/15 rule and desiccant dehumidifiers.

Dealing with Brownouts in Rural Spain? How to Protect Your Property

Tired of flickering lights and power cuts in the Spanish countryside? Learn why “fin de línea” properties experience brownouts and how solar backup systems provide seamless protection.

The “Ghosting” Problem: How We Found 736 Responsive Architects in Spain (So You Don’t Have To)

The “Ghosting” Problem: How We Found 736 Responsive Architects in Spain (So You Don’t Have To)

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

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

Foundations on Clay Soil

Foundations on Clay Soil

The Spanish Solar Revolution: Finding the Perfect Kronoterm Heat Pump for Your Family

Discover how combining Solar PV with Kronoterm heat pumps can cut your Spanish home’s energy bills by 75%. Tailored aerothermia solutions for families of 2 to 6.

The Hidden Battery in Your Walls and Floors: Thermal Mass and the Renewable Grid

Insulation Regulations Delay Property Sales and Drive High Demand for Installers

Step-by-step guide: How to make a Diathonite kitchen countertop

Learn how to create a stunning concrete kitchen countertop with this comprehensive step-by-step guide.

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

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

Understanding Carbon Fleece Heating and Phase-Change Hot Water

Understanding Carbon Fleece Heating and Phase-Change Hot Water

Heating in Spain

Heating in Spain

How to build a Steico & Huum sauna

Master the art of the “breathable” sauna. Learn how to integrate Steico Flex and Duo Dry panels with HUUM heaters for a high-thermal-mass, eco-friendly sauna build.

Factors that contribute to high maintenance costs on historic buildings

Discover the key factors that drive up maintenance costs for historic buildings in this insightful article.

How Thermal Bridging Can Lead to Mould Growth on Interior Walls

Discover how thermal bridging can create the perfect conditions for mould growth on interior walls.

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.