Qualifying Health Conditions For ECO4 And GBIS - Full Eligibility Guide

Find out which health conditions qualify for ECO4 and GBIS grants. Discover how to get free home upgrades if someone in your home is medically vulnerable.

health conditions

The ECO4 Scheme and the Great British Insulation Scheme (GBIS) are UK government-backed initiatives that provide free energy-efficiency upgrades to eligible households. These include free boiler replacement, free insulation, and free central heating or heat pump installation.

If someone in your home has a qualifying long-term health condition, your household may be eligible even without claiming benefits.

How Health Conditions Increase Eligibility?

Cold homes are dangerous for medically vulnerable people. They can trigger serious health issues such as:

  • Respiratory infections
  • Heart problems
  • Joint and mobility issues
  • Mental health decline

That’s why ECO4 and GBIS prioritize households with individuals suffering from certain medical conditions and UK government want to help such people with free home heating upgrades.

List of Qualifying Health Conditions

These conditions may make your household eligible for free energy-efficiency upgrades under government funded schemes like ECO4 or GBIS, even if you’re not on benefits.

1. Respiratory Conditions

  • Asthma
  • COPD (Chronic Obstructive Pulmonary Disease)
  • Bronchitis
  • Cystic Fibrosis
  • Pneumonia recovery

Why it matters: Cold, damp homes increase the risk of lung infections and breathing problems.

2. Cardiovascular Diseases

  • Coronary Heart Disease
  • Hypertension (High Blood Pressure)
  • Stroke Survivors
  • Heart Failure
  • Angina

Why it matters: Warm homes reduce blood pressure and heart strain during winter.

3. Musculoskeletal Conditions

  • Arthritis (Rheumatoid or Osteoarthritis)
  • Fibromyalgia
  • Osteoporosis
  • Chronic back or joint pain
  • Parkinson’s disease

Why it matters: Cold weather worsens pain, stiffness, and mobility issues.

4. Mental Health Conditions

  • Depression
  • Anxiety disorders
  • PTSD
  • Bipolar disorder
  • Schizophrenia

Why it matters: A cold environment increases stress, anxiety, and emotional decline.

5. Neurological Conditions

  • Dementia
  • Alzheimer’s disease
  • Epilepsy
  • Autism (temperature sensitivity)
  • Brain injury

Why it matters: Stable warmth supports cognitive function and physical coordination.

6. Immunocompromised Conditions

  • Cancer (especially during chemotherapy/radiotherapy)
  • Lupus
  • HIV/AIDS
  • Organ transplant recipients
  • Kidney disease (on dialysis)

Why it matters: Cold homes increase the risk of infection and immune suppression.

Eligibility Requirements For ECO4 And GBIS

​To qualify under health-related criteria you need to follow these requirements:

  1. A resident must have a long-term medical condition.

2. You must provide medical proof, such as:

  • A GP letter
  • Hospital discharge papers
  • Prescription or diagnosis documentation

3. Your home must have an EPC rating of D, E, F, or G.

4. You must own your home (or be a private landlord).

5. Your property must be suitable for the upgrades offered.

  • You don’t need to be on benefits to qualify under health criteria.
  • Applications are often fast-tracked for medical priority households.
  • Cozyfy can assist with documentation and free surveys.

How To Apply?

​Applying is simple:

  1. Visit Cozyfy.co.uk and check your eligibility in just 60 seconds with free eligibility checker tool.
  2. Schedule a free home energy survey with Cozyfy’s qualified engineers.
  3. Cozyfy handles the paperwork and grant application
  4. Qualified engineers install the upgrades at no cost to you.

What You Can Get Under ECO4 And GBIS

  • Free boiler replacement (combi, system, or condensing)
  • Air source heat pump installation
  • First-time central heating system
  • Loft, cavity, or solid wall insulation
  • Smart heating controls

Final Thoughts

If someone in your home has a health condition affected by cold, don’t wait. The ECO4 and GBIS schemes can provide free heating upgrades that protect health and improve comfort. Cozyfy ensures fast, hassle-free access to these life-changing improvements.

Frequently Asked Question!

Respiratory, cardiovascular, musculoskeletal, mental health, neurological, and immune-related illnesses.

Yes. A GP letter, prescription, or hospital record is typically needed.

Boilers, insulation, central heating, air source heat pumps, and smart controls.

No. Health-based eligibility applies even without income-related benefits.

Go to Cozyfy.co.uk, check your eligibility, and book a free survey for your home. If you’re eligible, Cozyfy guide you for further process.