FREE Underfloor
Isle of Arran

Free Underfloor Insulation Grants Isle of Arran

In the Isle of Arran, a crucial aspect of home energy efficiency often overlooked is floor insulation. While many homeowners prioritize insulating walls and roofs, the floor remains a significant source of heat loss, accounting for potentially up to 20% of your heating expenditure despite having other insulation measures in place.

Considering floor insulation proves to be a prudent investment, albeit one that may entail costs of up to £3,000 for larger residences. However, the benefits are tangible. Underfloor insulation not only helps in retaining heat within your home but also contributes to lowering heating bills and enhancing overall energy efficiency.

Fortunately, residents in Isle of Arran can avail themselves of support from the Scottish government through the Energy Company Obligation (ECO) scheme. This scheme offers grants specifically aimed at facilitating underfloor insulation projects, making it a financially feasible option for homeowners looking to improve their home’s energy performance.

The aim of the ECO scheme is to help Scotland meet its international agreement of reducing the country’s carbon footprint. To achieve this, major energy companies are required to set funds aside to improve the energy efficiency of homes. Should someone be eligible for the scheme, energy-saving measures will be paid for by this fund.

Through the ECO4 scheme (which replaced the ECO3 scheme in 2022 and runs until 2026) and the Affordable Warmth Obligation (which forms a part of the ECO directive), you may be eligible to have your underfloor insulation installed free of charge, if you meet certain eligibility criteria (discussed below).

By having underfloor insulation installed under your wooden or suspended timber floor, you can reduce the heat loss of your home by up to 15%.

The free underfloor insulation grant is available to homeowners, owner-occupiers or tenants as long as they have permission from the landlord.

Why apply for the underfloor insulation grant?

Living in the Isle of Arran and dealing with wooden or suspended floors? Great news! You may qualify for complimentary underfloor insulation, provided you meet the necessary criteria.

Upon approval, experienced installers will visit your residence to fit the insulation beneath your floors. This simple addition can significantly enhance heat retention within your home, resulting in lower energy expenses and increased comfort levels.

While investing in underfloor insulation independently could set you back thousands, this scheme allows you to enjoy its benefits without any financial obligation. Let’s delve into why having underfloor insulation is advantageous:

Do You Qualify
For Free Underfloor Insulation?

To qualify for free floor insulation, specific criteria must be met.

Homes constructed during or after the 1980s with solid concrete ground floors generally don’t qualify, as opposed to older homes with wooden floors.

However, exceptions apply for properties with basements or built on slopes, provided there’s a crawlspace beneath the ground floor with a minimum of one meter headroom accessible via a hatch.

Additionally, at least two-thirds of the home’s footprint must be suitable for underfloor insulation installation.

Homeowners who have previously installed underfloor insulation may be eligible for updates using modern materials, ensuring energy efficiency and comfort without unnecessary expenditure.

There are also criteria that must be met by the homeowner occupying the house where the underfloor insulation is required. The homeowner must be a receiver of any of the following:

  • Pension Credit (Savings Credit or Guarantee Credit)
  • Employment and Support Allowance
  • Jobseeker’s Allowance
  • Working Tax Credit
  • Income Support
  • Child Tax Credit
  • Universal Credit
  • Housing Benefit

If your household’s annual income is £31,000 or less, you will also qualify under the ECO4 scheme.

In addition to all this, the house must be situated in Scotland, Wales or England and must be heated by gas.

Is Your Property Suitable
For Underfloor Insulation?

In Isle of Arran, not every home is suitable for every type of insulation. Underfloor insulation, specifically, requires certain conditions to be effective.

Properties with cellars, basements, or crawlspaces beneath the floors are typically suitable for underfloor insulation, provided there’s enough headroom, ideally about one meter.

Older homes with suspended timber floors offer a good opportunity for insulation, as they tend to lose heat and have space available for installation between the floorboards and joists.

Homes with air bricks or ventilation bricks in the exterior walls below the damp-proof membrane on the ground floor level may also qualify for free underfloor insulation due to significant heat loss.

To effectively insulate the floor beneath a suspended floor in the Isle of Arran, one method involves using insulating mineral fibre placed below the exposed floorboards. This fibre is then securely held in place with netting, which is fastened to the joists.

Alternatively, a contemporary approach to floor insulation entails the application of spray foam. This foam expands upon application, adhering to the underside of wooden floors and effectively trapping heat within the room above.

However, it’s important to note that for concrete floors, traditional floor insulation methods may not be applicable due to the absence of space beneath the concrete. In such cases, insulation is typically applied by layering it on top of the concrete floors.

The Advantages
Of Underfloor Heating

Ensuring your home remains cozy and energy-efficient transcends mere surface-level solutions like wall insulation and double-glazed windows. The significance of underfloor insulation cannot be overstated, particularly for residents of Isle of Arran. Apart from its primary function of regulating indoor temperatures, underfloor insulation offers a host of additional advantages:

Improved thermal efficiency

Underfloor insulation is a key factor in bolstering the thermal efficiency of residences on the Isle of Arran. By minimizing heat loss through the suspended timber floors, homes become more energy-efficient, retaining warmth even during the chilliest seasons. Additionally, during hot spells, this insulation prevents excessive heat from infiltrating the interiors, ensuring a consistently comfortable environment year-round.

Mess-free installation

Installing floor insulation is remarkably straightforward and mess-free. Since the installation takes place beneath the floorboards, nestled between the joists supporting the floor, there’s no disruption to the ground floor area. This process doesn’t interfere with daily household activities, ensuring a hassle-free experience for homeowners.

Reduced heating bills

Improved thermal efficiency translates to lower energy consumption and reduced heating bills. With better heat retention, heating systems operate more efficiently, maintaining a steady and comfortable indoor temperature without exerting excessive effort. Consequently, homeowners benefit from significant savings on energy costs, even in the temperate climate of Borders Isle of Arran. Additionally, during warmer seasons, air conditioning units operate more efficiently due to reduced heat penetration from outside.

No need to redesign your floors

Unlike extensive renovations that may be required to upgrade timber flooring for better thermal performance, underfloor insulation offers a simpler solution. There’s no need for major construction work or floor redesigns. The insulation materials can be seamlessly installed beneath the existing floor, preserving the aesthetics and integrity of the property. Moreover, existing insulation can be upgraded using modern, more effective materials, often covered by available insulation grants.

Enhanced comfort

Underfloor insulation ensures consistent indoor comfort by preventing cold drafts and maintaining optimal temperatures throughout the home. Eliminating chilly floors during winter months contributes to a more comfortable living environment, enhancing the overall well-being of occupants.

Increased house value

Energy-efficient homes are highly sought after in the real estate market, commanding higher property values. By investing in comprehensive insulation, including floor, loft, and wall insulation, homeowners on the Isle of Arran can enhance their property’s appeal and attract potential buyers seeking sustainable and cost-effective living solutions.

Reduced condensation

In the climate of the Isle of Arran, uninsulated floors are prone to condensation and potential mold growth, particularly when temperatures drop below the dew point. Underfloor insulation mitigates this risk by maintaining warmer floor surfaces, thereby reducing the likelihood of condensation-related issues and promoting healthier indoor environments.

Noise reduction

For homes with basements or multiple levels, underfloor insulation provides effective noise reduction, minimizing sound transmission between floors. This contributes to a quieter and more peaceful living environment, enhancing overall comfort and enjoyment of the property.

Cost savings

In addition to potential eligibility for insulation grants that offset upfront installation costs, long-term savings are realized through reduced energy expenditures. Despite initial investment, the return on investment becomes evident over time as lower heating bills offset the initial outlay, resulting in substantial cost savings for homeowners.

Health and well-being

A comfortable and well-insulated home positively impacts the health and well-being of its residents, particularly vulnerable populations susceptible to the adverse effects of cold, damp, or draughty environments. Access to free underfloor insulation grants, such as those offered through ECO4, plays a crucial role in promoting healthier living conditions and improving overall quality of life on Isle of Arran.

Underfloor Insulation
Building Regulations

In Isle of Arran, adhering to specific building regulations is crucial when it comes to the installation of underfloor insulation and the upgrade of flooring. The Building Standards 2017 serves as a comprehensive guide, outlining the necessary steps to meet the required standards concerning insulation and flooring in the UK.

With a keen focus on energy efficiency and the overall insulation envelope of buildings, Scotland’s Building Standards aim to minimize heat loss and enhance the energy efficiency of structures across the region. These standards are meticulously aligned with guidelines set forth throughout the UK.

A critical metric in these standards is the U-value, which measures thermal performance. In Scotland, the U-value for upgraded floors must not exceed 0.18 W/m2K. Conversely, in England, Wales, and Northern Ireland, the acceptable U-value stands at a minimum of 0.25 W/m2K. This disparity underscores Scotland’s commitment to a more stringent approach to energy efficiency standards, ensuring buildings in the region are equipped with robust insulation measures.

How Much Could You Save A Year?

Residents of the Isle of Arran can now access free underfloor insulation through the ECO4 program, providing significant energy bill savings. This initiative targets ground floors, offering a cost-effective and sustainable solution for homeowners. According to the Energy Saving Trust, households can expect substantial annual savings, on average:

• Detached house: £65

• Bungalow: £60

• Semi-detached house: £40

• Mid-terraced house: £25

The ECO scheme also offers other grants including room in roof (loft) insulation grants, cavity wall insulation, solid wall insulation, and inefficient gas boiler replacement.


Yes, you have the flexibility to choose who installs your insulation. However, it’s essential to ensure that the installer is trade-registered, approved, and authorized to perform the work under the ECO scheme. While you have some freedom in selecting the installer, your options may be limited to those who meet these qualifications.

Underfloor insulation installation is a swift and tidy process. Once you qualify for the program, you’ll receive a scheduled date for the installation team to visit your residence. The duration of installation typically ranges from a few days to complete, depending on the property’s size and the accessibility of the underfloor area. Additionally, there are expedited services available for emergencies, capable of completing the installation within a single day.

Applying for free underfloor insulation under the ECO4 scheme is straightforward. First, you must confirm your eligibility for the grant.

Envirohomes Renewables simplifies this initial step. You can easily fill out the eligibility form on their website or directly reach them at 0141 459 0292. Subsequently, a member of their knowledgeable team will reach out to guide you through the process.

Envirohomes Renewables will serve as your reliable partner throughout, assisting you in securing the funding and seamlessly installing your new underfloor insulation.

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