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Verified ProMember for 1 year(s)

AJK Energy

0 review(s)
Based in: Upminster, RM14 1HH
📍London & East of England 🔆Solar PV 🔆Solar Batteries / EPS 🔆SolShare Installers ⚡️Electrical Installations 🏠 Inter...
Verified ProMember for 3 year(s)

Home Energy Save GB

7 review(s)
Based in: Stoke-on-trent, ST4 2RS
At Home Energy Save GB Ltd we are specialists in all fields of damp proofing and energy efficiency within the home. Wheth...
Verified ProMember for 2 year(s)

Loft & Build

0 review(s)
Based in: Gillingham, ME7 4EB
We can cover all aspects of a loft conversion and extensions. If you require, we can also design the project including dr...
Verified Pro

Coastal Prime

0 review(s)
Based in: London, N22 8HH
Coastal Prime Ltd provides expert home insulation services across the UK, helping homeowners enhance energy efficiency and...
Verified ProMember for 3 year(s)

Weatherdry Insulation

9 review(s)
Based in: Tamworth, B79 7XH
We are a company that specialises in Damp Proofing & Insulation. We have a 100% success rate in resolving damp issues con...
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Ring for free survey our quotes on budget on time .we offer insurance backed guarantees members of confederation of roofin...

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How much do Insulation Installer services cost?

How much do Insulation Installers charge? Costs for Insulation Installers in 2026 can be very different depending on the type of job that you require to have actually done in your home. It's the question we get asked a whole lot "how much do Insulation Installers charge?". It's definitely really good to have an idea of how much a Insulation Installer will likely charge for their services. Prices will probably change based on the materials and also the tradesman selected. The table reveals the types of task that Insulation Installers commonly do as well as the average cost series of these tasks. Some projects take longer to complete than others so prices do differ by project.

View our Insulation Installer cost guide View our Insulation Installer advice

The average price
of an Insulation Installer is:

£5,189

Insulation Installer job Insulation Installer cost in 2026
Loft insulation £425-£4,423
Cavity wall insulation £325-£5,410
Roof insulation £2,188-£7,125
Soundproofing £550-£18,794
External wall insulation £2,584-£10,667

Insulation Installer service qualifications and accreditations

Insulation Installers credentials as well as accreditation's: Getting the appropriate training and understanding just how to do your profession is crucial for any kind of tradesperson including Insulation Installer s. View the online profile of each Insulation Installer you are considering to see what accreditation they hold as well as what trade associations they belong to. Some trade associations that Insulation Installers might possibly belong to include: Federation of Master Builders, The Consumer Protection Guarantee, HIES. Equally Insulation Installers may also have the following accreditations: Certass, Green Deal, Chartered Institute of Building Insurance for Insulation Installers: Any person who works on your home, including Insulation Installers, ought to have valid public liability insurance, which safeguards you the homeowner as well as additionally the Insulation Installer should unfortunately anything go wrong while they are doing the work. Planning permission for Insulation Installers A lot of the jobs that a Insulation Installer will certainly provide for you will not call for planning permission unless its a listed building. Definitely discuss with the Insulation Installer if planning permission would certainly be needed for the project you are doing, they can suggest the actions that require to be taken.

Services offered by Insulation Installer

What solutions do Insulation Installers usually offer? There are a number of tasks you can select a Insulation Installer for, as well as some of one of the most common tasks that Insulation Installer are asked to perform consist of:

Insulation Installer FAQs

what is the best loft insulation?

If you have a loft, then the next thing that’s crucial is a loft insulation. Asides from cutting down on your carbon footprint, when you’re able to install an effective loft insulation you can slash your heating bills by up to £250 per year. What’s more? Besides making your home more energy efficient, it can also increase the value of your property a great deal. So if you’re also considering the insulation of your loft, one of the few things that comes to mind is, what loft insulation is the best to incorporate? In order to help you make the best informed decision possible, this post is going to address this issue and put you on the right path.

 

In truth, there’s no way to say exactly which type of insulation is the best as all types usually have a different purpose as well as usage. The insulation you choose for your home’s loft is be based largely on the how you’re going to make use of the space as well as any unique challenges you might face given the shape of your home’s loft. Below are some types of insulation to give you a better idea:

  • Blanket insulation. This is the most common type that comes in rolls of rock, glass or mineral fibre ( or foil-backed felt ). It normally the most affordable and also a good all-purpose insulation which is easy to fit although not suitable for the roof.
  • Loose-fill insulation. This type of insulation features a loose, lightweight material such as cork granules, cellulose fibre, mineral wool etc. It can either be incorporated as a top up or on its own. The primary drawback is it isn’t very secure and can also be very messy.
  • Sheet insulation. This is the best solution for the roof’s underside as it offers a highly effective insulation for your loft space and can also be decorated over. The drawback here is that it’s usually the most expensive type to purchase and install.
how does cavity wall insulation work?

In recent times, more and more home and property owners are starting to come to terms with the large returns and little investment in cavity wall insulation provides. For a relatively little amount you can achieve a lot, from an increase in your home’s energy efficiency and reduction in heating bills to a huge boost in your property’s resale value and lots more. This makes you wonder how an ordinary insulation can help you achieve so much, right? Well, you’re definitely not alone! Several other potential investors are also eager to know exactly how the cavity wall insulation works to deliver all these juicy benefits. In this post, we’re going to go provide you with a detailed insight on how cavity wall insulation works. Let’s take a look!

 

Typically, cavity wall insulation works as acting as a shield which prevents the escape of heat from your home. It features a reflective surface which serves as a barrier to reflect heat from one side of the panel, effectively minimizing the amount of heat conduction that escapes through. This protection of your home from heat penetration comes with a couple of benefits with the obvious one being an incredible thermal efficiency. An insulated home or property is able to maintain a much more balanced temperature throughout the year – staying a lot cooler during the summer months and retain the heat generated during the winter months. However, a less talked about benefit is the fact that when an insulation is done during the construction of a house, the whole development phase can be completed a lot quicker. This is mainly because insulation offers total protection against weather conditions which enables internal trades to continue without the need to wait for brickwork or cladding to be completed.

Are there grants available for external wall insulation?

External wall insulation works to keep your home cosy and comfy while also helping to cut the energy bills. However with the great benefits also comes great costs, so it’s actually a logical decision to know whether there are grants out there which you’re eligible for to help you handle the cost of the external wall insulation.

There are grants available for external wall insulation, but rarely will you find one that covers the full installation cost. With the help of the government’s Energy Company Obligation (ECO) scheme, a couple of energy companies assist in making your home more energy efficient by offering grants or free insulation. In certain cases whereby you receive particular state benefits, you may as well qualify for a higher grant that’ll cover more of the insulation cost.

However, if your energy supplier doesn’t offer any grant, you need not worry as you can save as much on energy bill after installation. Here’s what insulation can help you save per year on energy bills:

• Floor insulation can help you save within a range of £30 to £75 each year.

• Cavity wall insulation can help you save about £85 to £280 a year.

• Loft Insulation (270mm) can help you save about £135 to £250 a year.

Generally, the amount you’ll be able to save on your energy bills depends mainly on the type and size of your property, as well as how energy efficient it already is without the insulation. In the long run, your external wall insulation will more than give you back your investment on the valuable project through your savings on energy bills. In other words, whether or not you’re eligible for a grant should never stop you from installing an external wall insulation.

How do I know if I have cavity wall insulation?

With cavity walls being very similar to other type of brick works, it can be quite confusing to figure out the type of wall your property possesses. If your house was constructed after the 1920s, then its highly likely the you have cavity walls, while older houses (houses before the 1920s) are likely to have solid walls. What’s more? If you happen to own a home that was built in the last decade, then it’s very possible that it was built with insulation installed during construction.

An effective way to determine whether or not your property is built with cavity wall is to examine the brickwork on your home’s exterior. The bricks will typically possess a regular pattern if it features cavity walls. In the event whereby the brick work is covered by render, you can also figure it out by taking a measurement of the wall’s width. If the brick wall is beyond 3000mm in thickness ( from the exterior wall to the interior wall), then it probably features a cavity. Meanwhile, a wall that’s narrower is very likely to be solid. Stone walls, on the other hand, may actually be thicker but are most times solid.

In a situation whereby your house is built using steel frame or timber frame, or made using pre-fabricated concrete, there are varying rules that applies when it comes to insulation and should be examined by an expert before any insulation is installed. More often than not, most contractors will have installed special air vents, which can also be a good indicator that a cavity wall insulation has been done.

how much loft insulation do I need?

Over the years, more and more home and property owners are beginning to realize the huge benefits that can be derived from loft insulation being a worthwhile investment. It’s quite worrisome the way in which energy bills have soared over the past 10 years and loft insulation is a considerable affordable energy efficiency measure that can go a long way to help increase your home’s energy savings.

 

As far back as the 1980’s, the standard when it comes to insulation thickness was 25 mm to 50 mm which was, at the time, considered to be sufficient. However, building regulations have changed the norm that now states that a new build needs to possess 270 mm of insulation in the loft in order to achieve the required u-value of less than 0.16/m2k based on the standard rock wool or sheep wool insulation.

 

Generally with loft insulation, there’s a law of depreciating returns which implies that the first couple of insulation centimetres will save you many times the cost of the installation, however an extra layer or centimetre is going to add less value to the point where it’ll no longer be wise or worthwhile to add any further centimetre. Therefore, with cheaper energy prices 30 years back, that additional couple of centimetres was not just worthwhile, but with the recent alarming rises in costs of fuel, that additional £10 savings per year has all of sudden changed to £30 which makes it become a lot more attractive.

 

If you already have 270 mm of loft insulation, regardless of the material you’re looking to add you’re most likely not going to benefit from a top up. The cost of the materials and installation will definitely be too high for the couple of pounds it’ll save you per year.

how to insulate a loft roof?

Insulating your loft roof comes with a wide range of benefits. Not only do you get to maintain a comfortable temperature in your house for longer, but you’ll also get to cut down on your heating bills. If you wish to insulate your loft roof, you’ve come to the right place! This process can be very tedious and time consuming especially if you don’t what you’re doing or lack the required confidence to pull it off. It’s advisable to hire the services of a reputable professional who can guarantee the best results for help and also save you some time and money that can come from potentially costly errors.

 

Before you start rolling out, you’d have to make sure that all cracks, gaps and holes in the ceiling are filled with either a standard filler or decorators caulk. You can also clean between between the gaps in the joists thoroughly. And finally, check for hazards that can cause you problems before getting stated.

  • Remember to leave ventilation gaps as you start from the eaves. Then work towards the loft’s centre, starting from the point furthest from the hatch.
  • Lay the first layer between the joists which should be 100 mm and then the subsequent layer should be 170 mm to make it up to the recommended 270 mm.
  • Carry the electric cables above the insulation and work around visible light fittings.
  • Cut the roll in the centre of the floor when rolling out from the eaves on both sides with the help of a craft knife. Ensure that there are no gaps between the insulation and the joists’ edges.
  • Lag pipes as you go in order to prevent walking over the insulation to get back to them.
  • Ensure that the loft is totally insulated
  • Insulate the hatch.
how to insulate a loft?

Do you know about 25 percent of heat that escapes from an uninsulated house are lost through the roof? Fortunately, roof insulation is something that can done by all DIYers irrespective of their experience levels. However, if you happen to lack the confidence necessary to pull off this, then it’s strongly recommended that you hire the services of a professional who can guarantee the best results and also save you time and money that could arise from potential cost mistakes. Let’s take a look!

  • Clear out all clutter. This involves taking out all the rubbish and clutter from the loft. In order to work effectively, you’ll need a totally clear and empty loft space.
  • Ensure that there’s sufficient insulation. The importance of a good ventilation cannot be overstated. Poor ventilation will result in forming of condensation and this condensation can make the roof timbers rot and compromise the structural integrity of the entire roof. If there are no roof windows which is the easiest way to provide a loft ventilation, the next best option would be to follow the loft floor along to the point where the roof comes down to meet it. There should be a gap at this point, also referred to as the eaves, between the outside wall and the underside of the roof.
  • Measure your loft area. Take a measurement of the loft space in order to calculate the amount of insulation as well as the type you need. If you’re not sure, always get more that it’s required as skimming on the amount you use will only back fire in form of increased energy costs
  • Check for water pipes.

 

To get started, simply make sure all cracks and gaps in the ceiling are filled using a standard filler or decorator caulk. Once done, clean the gaps in the joists and even to the point of hovering all the dust up. Finally,check for the hazards that can cause you problems before laying the loft insulation.

Is Planning Permission needed for Sound Proofing?

In general, you won’t need planning permission to install soundproofing. If you are installing soundproofing against a shared wall, you will usually need to follow the rules and restrictions set out in the Party Wall Act. In listed buildings and conservation areas, there may be extra restrictions on soundproofing.

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Recent Insulation Installer Enquiries

20 Sep

Insulation | Loft / Roof

Hornsea - HU18

Enquiry from: Lynda J

Start Date: Immediate

loft insulation needed. looking for quotes.

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19 Sep

Insulation | Loft / Roof

Vale, Saint Andrew - GY6

Enquiry from: Glenis S

Start Date: Immediate

I need loft insulation replacing and floor boards laid in loft

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17 Sep

Insulation | Loft / Roof

Lancaster - LA2

Enquiry from: Tony N

Start Date: Immediate

Loft and Eaves insulation also possible interior wall insulation.

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17 Sep

Insulation | Loft / Roof

Killin - FK21

Enquiry from: Michael W

Start Date: Immediate

Loft insulation. The loft is already insulated but needs topping up. Our EPC rating is B+ and we have a heat pump and solar panels.

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16 Sep

Insulation | Loft / Roof

Cramlington - NE23

Enquiry from: Emily H

Start Date: Immediate

old insulation to be removed and new to be installed. only half boarded loft are you the property owner: owner of the property property type: terrace do you currently have loft insulation: yes do you ...

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13 Sep

Insulation | Loft / Roof

Edinburgh - EH10

Enquiry from: Kamal N

Start Date: Less than one month

Roof Type: Other/Not sure Roof Size: 20–50m² Urgency: Within a month Hey, I live in a top floor flat as part of a tenement block and would like to get my roof insulated properly going into winte...

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13 Sep

Insulation | Loft / Roof

Wallasey - CH44

Enquiry from: Susan M

Start Date: Immediate

Need a quote for loft boarding only.

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09 Sep

Building work | Sound Proofing

Pontypridd - CF37

Enquiry from: Kelli W

Start Date: Immediate

Soundproof a party wall upstairs and downstairs on one side from dog barking and sound from them running across an upstairs wooden floor next door

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09 Sep

Building work | Sound Proofing

Belfast - BT12

Enquiry from: Ann M

Start Date: Immediate

i need to block out neighbours, in my bedroom. one small wall. it's solid brick in a terraced house. we are wall to wall. i hear everything from them. what level of service do you require: fit materia...

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06 Sep

Insulation | Loft / Roof

Windermere - LA23

Enquiry from: Brian L

Start Date: Less than one month

tenure: own-outright; funding: paying myself; timeframe: within 1 month; interested in insulation are you the property owner: owner of the property property type: detached do you currently have loft ...

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06 Sep

Insulation | Cavity Wall

London - E13

Enquiry from: Steve A

Start Date: Immediate

we require cavity wall insulation

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01 Sep

Insulation | Cavity Wall

Dronfield - S18

Enquiry from: Amy W

Start Date: Immediate

Looking for a cavity wall insulation quote for 75 SQM.

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01 Sep

Building work | Sound Proofing

Newtownards - BT23

Enquiry from: Lee W

Start Date: Immediate

External wall insulation Lead External wall insulation Lead

Need to check inner walls if they can be soundproofed as all knocks and voices can be heard as if it's in our own house and maybe the studed walls insulated if that's possible

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30 Aug

Insulation | Loft / Roof

Staines-upon-Thames - TW19

Enquiry from: John I

Start Date: Immediate

Problem with damp mould in bedrooms coming from the loft after damage from squirrels/rats. I need it checking & repairing

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29 Aug

Insulation | Loft / Roof

Ilminster - TA19

Enquiry from: Alison M

Start Date: Immediate

Additional 5mm or so of insulation needed for whole roof

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27 Aug

Building work | Sound Proofing

Newcastle upon Tyne - NE3

Enquiry from: We M

Start Date: Immediate

Two alcoves in lounge soundproofed

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24 Aug

Building work | Sound Proofing

London - SW12

Enquiry from: Anne T

Start Date: Immediate

External wall insulation Lead

acoustic insulation around pipes running from upstairs bathroom in box in downstairs bedroom are you the property owner: owner of the property property type: terrace how many rooms are you looking to...

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20 Aug

Insulation | Loft / Roof

Wick - KW1

Enquiry from: Hannah R

Start Date: Immediate

I'm after loft insulation

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15 Aug

Building work | Sound Proofing

Tamworth - B79

Enquiry from: Craig A

Start Date: Immediate

Soundproof garden studio primarily for DJing, although I would like it to be future proof if a future owner wants to repurpose it as an entertainment room or home office etc. Needs to be big enough to...

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08 Aug

Insulation | Loft / Roof

Denny - FK6

Enquiry from: Valerie K

Start Date: Immediate

I would like additional insulation in my loft and it to be floored, please.

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