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Verified ProMember for 3 year(s)

Weatherdry Insulation

8 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...
Verified ProMember for 2 year(s)

Home Energy Save GB

7 review(s)
Based in: Stoke-on-trent, ST4 2RW
At Home Energy Save GB Ltd we are specialists in all fields of damp proofing and energy efficiency within the home. Wheth...
Verified ProOver 10 Reviews

Storm Dry Buildings

13 review(s)
Based in: Dundee, DD10 0AQ
Welcome to StormDryBuildings – Your Premier Local Roofing Experts Six Generations of Proven Roofing Skills Our Work...
Verified Pro

298

0 review(s)
Based in: East sussex, BN20 7LX
Xpert advice for affordable and thermally efficient conservatory roofs and ceilings
Verified Pro

Shs Construction

0 review(s)
Based in: Aberdeen, AB12 5AT
With over 20 years of experience, we are a hardworking and dedicated team committed to delivering quality, reliable, and o...
Verified ProMember for 1 year(s)
Our friendly team can help explain our insulation systems for either your conservatory roof or main property roof. We ...

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How much do Insulation Installer services cost?

How much do Insulation Installers charge? Costs for Insulation Installers in 2025 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:

£3,100

Insulation Installer job Insulation Installer cost in 2025
Loft insulation £484-£2,564
Cavity wall insulation £400-£820
Roof insulation £2,834-£6,167
Soundproofing £700-£3,190
External wall insulation £3,750-£11,000

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

Does external wall insulation add value to your home?

The answer is yes! Houses whose external walls have been insulated are more valuable than their uninsulated counterparts. And not only does it add to the value of a home, but also significantly reduces the amount of electricity consumption. This is a major turn on for potential investors which implies a greater demand and ultimately, a higher price. The real estate market is a very dynamic one which can be hard to predict at any particular time. The frequent changes in price are usually down to factors beyond the owners’ control, but if you’re looking to put up your house for sale in the near future, it would be a wise decision to consider ways in which you can increase its value. While renovating each room can be on the expensive side, a great solution would be insulate the external walls.

An insulated house is one that is well secured against the harmful impact of extremely high or low temperature, humidity and other atmospheric factors. Hence, the reason why a house with external wall insulation has a greater value which you would not want to miss out on. What’s more? You’ll get a great thermal insulation with the top notch materials like foamed polystyrene, high quality renders, mineral wool or polyurethane.

With an external wall insulation, you know the transaction will always be favourable on both ends. You get to smile to the bank, while the buyer also gets to enjoy great value for every penny spent. To employ the services of a reliable external wall insulation expert, simply conduct an in depth research from family and friends, online and other sources. Go through their online reviews and ask questions to become more familiar with the process and its value-adding potentials.

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.

does loft insulation cause condensation?

The short and simple answer to this question is yes, loft insulation does cause condensation. Over the years, problems with condensation in loft spaces have become increasingly common. While this may not be harmful in anyway, when the condensation becomes excessive it can lead to more serious issues taking root in your loft like wet rot, dry rot as well as black spot mould. Generally, the best thing to do if you’re concerned about the condensation in your loft space and that it may rapidly become a bigger problem is to get in touch with a damp specialist as soon as possible.

 

Even though insulating your loft space comes with a wide array of benefits like making the top floor rooms warmer, it’s however comes at the cost of making your loft or room space cooler. Condensation in lofts take place primarily due to the humid air making its way through insulation or other gaps into the loft space and touching a cooler surface which in turn results in beads of moisture on the timbers, lintels as well as the underside of the roof. This is why its always a great idea make use of thermal insulation with a vapour barrier that’s installed on the warmer side of the insulating material.

 

Condensation in loft is caused by excess moisture in the air and lack of adequate air ventilation. Here are some top reasons that gives rise to this in the loft:

  • Extra insulation has been installed in the loft leading to a restriction on the natural air circulation in the property.
  • When the storage boxes or other items that has been stockpiled in the loft blocks the roof vents.
  • The release of steam and moist air into the loft space by hot water tanks.
how does loft insulation work?

A lot of an uninsulated property’s heat is lost through the roof and that’s even more alarming, when you realize this figure is up to a quarter of the total heat of the house. Hence, the tremendous importance of preventing this heat loss through loft insulation which will go a long way to help you against spending unnecessary thousands of pounds on heating bill as well as energy loss.

 

Loft insulation is an effective method to achieve the desired result, however the question is, how exactly does it work? Well, it’s time to find out!

 

Using either a fireplace or central heating to heat up your home, a large quantity of that heat would be lost through the roof of your home. Generally, heat rises and when it does, there’s simply no way to prevent it - it’s just science. Escaping by both the conduction and convection methods via your roof, the heat escaping through your ceiling, into the loft space and out into the open air outside can only be significantly reduced by laying loft insulation.

 

Generally, the added layer of insulation works by trapping the heat inside the room below the loft so as to enable the air within your house to stay warmer for longer. What’s more? The layer of insulation also keeps cold air from the outside from entering your home. As a result, you don’t have to heat your home as much in order to achieve the same temperature for each individual room. Over time, just by doing this you can potentially save hundreds pounds. Getting it installed in your home may actually seem a bit expensive at first, but it’s something that’ll eventually pay off.

Is external wall insulation safe?

With the numerous benefits that comes with the installation of an external wall insulation in a building, it’s also important to find out whether it’s also safe before proceeding to fit one in your home. Firstly, to ensure that external wall insulation systems are safe, they must be BBA approved, which means they’ve been subjected to a thorough testing by the British Board of Agrement and therefore, suitable for use in UK homes.

Given the fact that cladding materials have recently generated a lot of debate and negative press about how reliable some particular materials are, questions are being asked of the safety and reliability of external wall insulation. However we must clarify that, although external wall insulation can be classified under cladding, it is very different to rainscreen cladding - which caused the Grenfell fire tragedy.

External wall insulation is completely safe. However, when it comes to fire, the safety of your system depends largely on the insulation type in question. The safest type of insulation you can have installed is the Rockwool insulation boards which are rated as Euroclass A1 non-combustible. The board is specially designed in such a way that it contains fire - preventing it from reaching the other areas of the building. They also do not produce harmful emission or smoke when impacted by fire.

Meanwhile, the Wood Fibre, is also a great insulation which is known to char and not burn. Contrary to many beliefs, it actually burns slowly creating this charring effect which produces an oxygen barrier that helps reduce the spread of fire.

To make your system safer, you can also make use of Fibreglass Mesh for reinforcement. It helps to improve the strength of the tensile which promotes the security of the boards attached to the wall.

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.

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 is loft insulation?

More often than not, several homeowners fail to realize there’s so much value sitting right under their roof - the loft. When a loft is insulated, there are so many juicy benefits that can be derived. It can go a long way to save increase you energy savings and several more functions. Therefore, if you really wish to maximize the space under your home’s roof, you’d have to considering insulating it. So how much would it cost to have your loft insulated? Here, you’ll discover the cost of insulating your lofts so you that you can set a budget and start to plan.

 

The cost of insulating a loft is actually affordable for several individuals, however, this depends on a wide range of factors such as the size of the house as well as the type of insulation being installed. One significant factor is the insulating material that you choose to install. If done properly, you’d be able to prevent heat from escaping through the roof of the house which helps improve energy efficiency and ultimately, save you some money on heating bills.

 

If you’d prefer to make it a DIY project and you go for a blanket insulation it costs about £5 per m2. therefore, this will cost within the range of £100 to about £150 for a small home.

 

For a professional service, you’ll be provided with a quote for both the materials and labour. The amount will be based on the number of insulation required, the company hired, your location as well as the method selected. The price to purchase and install blanket insulation  would be between the range of £300 to £400 depending on the size of your home.

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Recent Insulation Installer Enquiries

08 Mar

Insulation | Loft / Roof

Dunfermline, Inverkeithing - KY11

Enquiry from: Pamela B

Start Date: Immediate

we’ve had our roof replaced but we need the flooring of our attic insulated are you the property owner: owner of the property how many bedrooms do you have: 3-4 do you currently have loft insulation...

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07 Mar

Insulation | Cavity Wall

Huntly - AB54

Enquiry from: Alistair O

Start Date: Immediate

my epc is saying i need cavity insulation, but my energy assessment for my heat pump said i have rockwool. the ashp grant is basically saying i need to prove i have it or get it done. could you provid...

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04 Mar

Building work | Sound Proofing

Portsmouth - PO6

Enquiry from: Nigel W

Start Date: Immediate

Price for 5 walls soundproof nosiy neighbours

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03 Mar

Insulation | Loft / Roof

Inverurie - AB51

Enquiry from: John M

Start Date: Immediate

We are looking for quotes to increase our loft insulation to 270mm which we have been told by H.E.S. is required before they will give us a grant for a an air source heat pump. We have a 4 bedroomed b...

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03 Mar

Insulation | External Wall

Enniskillen - BT92

Enquiry from: Richard J

Start Date: Immediate

External insulation to a small orlet type property

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03 Mar

Insulation | Loft / Roof

Crewe - CW2

Enquiry from: Elaine B

Start Date: Immediate

roof insulation (loft already insulated). Dormer bungalow and the roof from loft level to lower part of roof is not insualated.

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03 Mar

Insulation | Cavity Wall

Welshpool - SY21

Enquiry from: Janet P

Start Date: Immediate

Front of bungalow insulated

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01 Mar

Insulation | External Wall

Hockley - SS5

Enquiry from: Frances W

Start Date: Immediate

Quote for internal insulation for large conservatory with poly carbonate room

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28 Feb

Building work | Sound Proofing

Norwich - NR12

Enquiry from: John a

Start Date: Immediate

Upstairs bedroom and living room alcoves on the party wall soundproofed.

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26 Feb

Insulation | Loft / Roof

Stoke-on-Trent - ST8

Enquiry from: Martin B

Start Date: Immediate

Loft insulation instalation.

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25 Feb

Insulation | Loft / Roof

Skipton - BD23

Enquiry from: George B

Start Date: Immediate

polymer between joists loft insulation

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25 Feb

Insulation | External Wall

Londonderry - BT47

Enquiry from: Martin H

Start Date: Immediate

External wall insulation

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24 Feb

Building work | Sound Proofing

Billericay - CM12

Enquiry from: Stewart S

Start Date: Immediate

I have an undercroft (~3m x 4m) above a bedroom with a few pumps that make some noise. I need a solution to insulate for both sound and heat.

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24 Feb

Insulation | Loft / Roof

Haverfordwest - SA61

Enquiry from: Amanda R

Start Date: Immediate

hello, I'm looking for quotes from local companies who can improve the insulation and board out my loft within the next month or so. thanks

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24 Feb

Insulation | Cavity Wall

Craigavon - BT62

Enquiry from: Lindsay M

Start Date: Immediate

Cavity wall insulation in 2 bed bungalow

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23 Feb

Insulation | Loft / Roof

Paisley - PA2

Enquiry from: Brian W

Start Date: Immediate

External wall insulation Lead

interior conservatory roof insulation with plasterboard ceiling are you the property owner: owner of the property how many bedrooms do you have: 3-4 property type: detached do you currently have loft ...

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21 Feb

Insulation | External Wall

Treorchy - CF42

Enquiry from: Hywel L

Start Date: Immediate

Hi, I've got a small lean to conservatory that's only 1.8m x 1.8m. would you be able to insulate this for me to make it warmer and quieter in the rain? I live in Treorchy in *** Could you please...

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20 Feb

Insulation | External Wall

Doncaster - DN7

Enquiry from: Helen H

Start Date: Immediate

Good afternoon. I am interested in solid wall external insulation for the above property. I would like to know if a grant is available too. I own the property, which is tenanted by someone in receip...

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20 Feb

Building work | Sound Proofing

Glasgow - G61

Enquiry from: Vanya P

Start Date: Immediate

Quote for soundproofing floor an wall

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19 Feb

Insulation | External Wall

Stoke-on-Trent - ST6

Enquiry from: Stephen K

Start Date: Immediate

Insulated ceiling in conservatory Approx 5m x 4m

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