What Even Is Loft Insulation, and Why Should You Care?

Basically, your loft is a major heat escape route—up to 30% of your home’s warmth can vanish through an uninsulated roof. Insulation, typically made from stuff like mineral wool or foam, traps air and stops heat from slipping out. It’s one of the easiest energy upgrades to make—and pays off fast.

Who Can Get a Loft Insulation Grant in 2025?

Here’s a quick run-through of who’s eligible:

• You get benefits like Universal Credit, Pension Credit, or certain tax credits? You’ll likely qualify
• Your post code is in a lower council tax band (A-D)? That helps
• Your home’s EPC rating is low, like D or below? That boosts your chances

Living in England, Scotland, Wales, or Northern Ireland? Most regions run local schemes that work with the national one. Each council runs its own eligibility rules—so even if national funding doesn’t cover you, the local authority might.

Which Programmes Are Offering Loft Insulation?

GBIS – Great British Insulation Scheme

This is the main national scheme for 2025, funded via major energy providers. If you’re eligible, they arrange loft insulation (sometimes fully funded) through approved installers.

LA Flex – Local Authority Flexible Schemes

This is where local councils step in. Even if you miss the national criteria, your council might still offer partial grants—especially if you’re in a rural area or have an older home.

Regional Support Schemes

Parts of Wales, Scotland, and Northern Ireland have similar or additional grants. Some focus on homes in conservation or heritage areas, or address specific building types that need help.

The Real Benefits of Loft Insulation

• Save money: Heating bills can drop by 20–30%
• Be more comfortable: No more cold floors or drafty rooms
• Make your heating last longer: Boilers and heat pumps don’t need to work as hard
• Paint a greener picture: Less energy use means fewer emissions
• Boost your home’s resale value: Better EPC ratings help sell faster

Unlike larger projects, loft insulation is quick to install, low-fuss, and often shows results almost immediately.

What’s the Process Like?

• Find out if you’re eligible—lots of schemes let you check online or with one call
• Speak to a qualified surveyor — they check your loft, take notes, and confirm what’s needed
• Approval comes through, then a trusted installer carries out the work
• Work completed, usually in a day or two, with minimal mess
• Relax and enjoy lower energy bills

Most homeowners only need to provide access and basic info. The rest is handled by trusted providers and approved installers.

Common Questions (and Straight Answers)

Need benefits to qualify?

Not always. Local schemes often cover homeowners in low-EPC homes—even without benefits.

How much is loft insulation?

Costs vary between £300–£800 installed—but grants often cover most of it. Always worth checking.

Safe materials?

Yes, modern insulation meets strict fire regulations. Mineral wool and glass wool are standard and safe.

How does loft insulation work?

Loft insulation traps heat in your home, reducing heat loss and helping keep your house warmer in the winter.

How do I dispose of old insulation?

Loft insulation is non-recyclable, but you can dispose of it at a recycling centre in the non-recycling container.

Can you do it yourself?

Yes, but professional installs ensure proper coverage and compliance with building regulations.

Check out more of our Grant Schemes.

Why Doing It Soon Makes Sense

Scheme funds get snapped up quickly—especially in winter—or when energy prices spike. Applying early ensures you benefit from current allowances and avoid delays.

Plus, installers get busy. Locking in bookings early gives more flexibility on timing and ensures quality work.

How to Keep the Momentum Going

After your insulation is sorted, consider checking for more energy upgrades:

• Cavity Wall Insulation– This acts as a jacket for your home, preventing heat from escaping through the walls. This will also help stop your home from getting too hot in the summer months.
• Boiler Upgrades – If you currently have a gas heating system and it is non-condensing, back boiler or warm air then you could be eligible for a free boiler replacement
• Air Source Heat Pumps – These are low carbon heating systems which get to work by absorbing the heat from the air outside into a fluid which then circulates around the heat pumps until it is compressed, causing it to increase in temperature.

These layer well together and keep bills lower over the long haul.

In Summary

Hot or cold, 2025 offers a great opportunity to insulate your home smartly. With help from GBIS or local grant schemes, you can turn an often-overlooked part of your house—the loft—into one of its smartest energy-saving investments. Less cold air in, less heat out. And savings that last. Check Your Eligibility Today to see if you are eligible for a loft insulation grant and keep your home warm this winter.