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Verified Pro

Essex Loft Extensions

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Offers services in ISLEWORTH
Essex Loft Extensions was founded by a team of experienced local builders with a shared passion for residential constructi...
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Coastal Prime

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Offers services in ISLEWORTH
Coastal Prime Ltd provides expert home insulation services across the UK, helping homeowners enhance energy efficiency and...
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Loft & Build

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Offers services in ISLEWORTH
We can cover all aspects of a loft conversion and extensions. If you require, we can also design the project including dr...
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Furnish Home.

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Offers services in ISLEWORTH
We Provide Loft Conversions, Boarding, Loft Insulation, Hatch, Ladders, Velux, plasterboarding & Loft Storage Solutions in...
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All accesss solutions with over 20 years experience fast and friendly service we aim to please !!!

Recent Insulation Installer Enquiries

15 Oct

Insulation | External Wall

Isleworth - TW7

Enquiry from: Arvind G

Start Date: Immediate

External wall Insulation.

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16 Oct

Insulation | Loft / Roof

Isleworth - TW7

Enquiry from: Thurairajasingam R

Start Date: Immediate

External wall insulation Lead

insulate the loft area. no water tank or any other items. ceiling lights will need to be covered to release heat with appropriate caps. are you the property owner: owner of the property property type...

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16 Oct

Insulation | Cavity Wall

Isleworth - TW7

Enquiry from: Thurairajasingam R

Start Date: Immediate

customer made an enquiry for cavity wall insulation and confirmed on the quotatis site they would like quotes from a builder.mr lives in the isleworth area and would like a call to discuss options.see...

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04 Oct

Insulation | Cavity Wall

Isleworth - TW7

Enquiry from: Sunil S

Start Date: Immediate

Cavity wall insulation quote

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26 Oct

Insulation | Cavity Wall

Isleworth - TW7

Enquiry from: Christopher S

Start Date: Immediate

are you the property owner: relative of owner property type: semi detached how many bedrooms do you have: 3-4 property age: 1970-2000 what is your current source of heating for the renewable incentiv...

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16 Sep

Insulation | External Wall

Isleworth - TW7

Enquiry from: Martin L

Start Date: Immediate

are you the property owner: owner of the property property type: terrace how many bedrooms do you have: 1-2 what is the direction of the roof: south current source of heating: electric other forms: g...

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09 Sep

Insulation | External Wall

Isleworth - TW7

Enquiry from: Martin L

Start Date: Immediate

are you the property owner: owner of the property property type: terrace how many bedrooms do you have: 1-2 what is the direction of the roof: south current source of heating: electric other forms: g...

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10 Oct

Insulation | Cavity Wall

Isleworth - TW7

Enquiry from: Rosh K

Start Date: Less than one month

Kitchen extension walls need cavity insulation

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31 Oct

Insulation | Loft / Roof

Isleworth - TW7

Enquiry from: Paul M

Start Date: Immediate

loft insulation please Are you the property owner: Owner of the property Property Type: Terrace How many bedrooms do you have: 3-4 Do you currently have loft insulationn: Yes Do you require a top up...

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28 Oct

Building work | Sound Proofing

Addlestone - KT15

Enquiry from: Keith H

Start Date: Immediate

Soundproofing a concrete ceiling. 19ft 6in x 17ft 6inches

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08 Nov

Insulation | Loft / Roof

Staines-upon-Thames - TW18

Enquiry from: Geoff T

Start Date: Immediate

blown fibre insulation into a flat roof void with access from one end at front of house. blown fibre insulation into the void between barrier under tiles and ceiling on the pitched roof at front of ho...

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02 Nov

Insulation | External Wall

Slough - SL1

Enquiry from: Celia S

Start Date: Immediate

pitch roof insulation and advice required for semi detached house, to supplement existing insulation are you the property owner: owner of the property property type: semi detached how many bedrooms d...

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18 Oct

Insulation | Cavity Wall

Gerrards Cross - SL9

Enquiry from: Denis B

Start Date: Immediate

i need cavity wall insulation in an extension approximately 35 to 40 square metres are you the property owner: owner of the property property type: detached how many bedrooms do you have: 3-4 propert...

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23 Jun

Insulation | Cavity Wall

Chertsey - KT16

Enquiry from: Ronald A

Start Date: Immediate

cavity wall insulation on a 1970s three bedroom bungalow are you the property owner: owner of the property property type: detached how many bedrooms do you have: 3-4 property age: 1970-2000 are you i...

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24 Feb

Insulation | Loft / Roof

Slough - SL2

Enquiry from: Deborah A

Start Date: Immediate

To install Loft insulation to 3 bedroom house (pitched)

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24 Jan

Insulation | External Wall

Woking - GU22

Enquiry from: Nicola T

Start Date: Immediate

quotes sought for roof insulation for a gable conservatory which is 3.8m x 2.7m. the roof consists of 10 panels each measuring 140cm x 74cm. are you the property owner: owner of the property property ...

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18 Dec

Insulation | Loft / Roof

Slough - SL2

Enquiry from: Shahbaaz S

Start Date: Immediate

are you the property owner: owner of the property property type: semi detached property age: 1930-1970 how many bedrooms: 3-4 rooms roof height: 1st floor is your roof pitched or flat: pitched do you...

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09 Oct

Insulation | Cavity Wall

Slough - SL1

Enquiry from: Harbans J

Start Date: Immediate

are you the property owner: owner of the property property type: semi detached how many bedrooms do you have: 3-4 bedrooms property age: 1930-70 interested in quote for cavity wall and loft insulatio...

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02 Oct

Insulation | Cavity Wall

Slough - SL1

Enquiry from: Harbans J

Start Date: Immediate

are you the property owner: owner of the property property type: semi detached how many bedrooms do you have: 3-4 bedrooms property age: 1930-70 interested in quote for cavity wall and loft insulatio...

Post a similar request >

02 Oct

Insulation | External Wall

Slough - SL1

Enquiry from: Harbans J

Start Date: Immediate

external wall insulation are you the property owner: owner of the property property type: semi detached how many bedrooms do you have: 3-4 bedrooms property age: 1930-70 please call to appoint

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How much do Insulation Installer services cost?

How much do Insulation Installers in Isleworth cost?
Prices for Insulation Installers around Isleworth can vary depending upon the kind of task that you want to have done in your residence. It's the question we are asked a great deal "how much do Insulation Installers in Isleworth cost?". It's generally really good to have an idea of how much a Insulation Installer are going to likely charge for their services. Rates will most likely fluctuate based upon the products and the tradesman chosen. The table shows the sorts of work that Insulation Installers typically do and the standard price series of these tasks. Some projects take longer to finish than others so costs do be very different by job.

Tasks that Insulation Installers in Isleworth can do:

View our Insulation Installer cost guide View our Insulation Installer advice

The average price
of an Insulation Installer in Isleworth is:

£6,713

Insulation Installer job Insulation Installer cost in 2026
Loft insulation in Isleworth £350-£5,345
Cavity wall insulation in Isleworth £325-£5,410
Roof insulation in Isleworth £3,875-£10,750
Soundproofing in Isleworth £575-£25,690
External wall insulation in Isleworth £3,125-£12,500

Related Insulation Installer searches in Isleworth

Insulation Installer FAQs

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.

Will external wall insulation stop condensation?

Damp issues on a property are usually generated by a lot of factors such as a poor or broken guttering, condensation and lots more. The question arising here is what is the possibility of External Wall Insulation (EWI) preventing condensation? Not only is EWI a reliable way to reduce condensation-caused damp, but it’s also one of the major reasons property owners in solid wall homes consider thermally rendering or cladding their external walls.

Condensation arises as a result of warm moist internal air hitting a cold surface such as the steaming up of both windows and mirror when having a shower. What happens here is the condensation of the water vapour in the air from a gas to liquid in the process of touching the cold surface - one whose temperature is significantly reduced to reach the dew point. At the dew point, condensation is very rampant, and to tackle this issue you’ll have to heighten the wall temperature in order to convert the moisture to vapour and permit it to pass through the wall. And that’s exactly the job of an external wall insulation!

To get started you must ensure that the walls are clean and dry prior to fitting the external wall insulation. The month of May through to September when the weather tends to be dry and more stable are usually the best period to carry out the project. The external wall insulation will function just like a cosy blanket around the building. Ultimately, changing the feel and temperature of the inside of your home. As a result, the previously cold walls will no longer be cold which goes a long way to mitigate the effects of condensation. Furthermore, when an EWI is installed, the rooms of your home will automatically trap more thermal mass as the heat is saved in the walls’ fabric and released back when the temperature drops.

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 loft insulation flammable?

When thinking about the right insulation material for your loft, some of the first few things that comes to mind is the various properties of that material as well as how good they fit with your home’s needs.naturally, you’d like to ensure that the insulation will be efficient enough to add to the overall energy efficiency of your home, however there are also other features that may not get as much attention but also happens to be equally important. As the primary function of an insulation is to blanket your house to offer a barrier against heat loss, going for an insulation material that’s also fireproof is crucial as loft insulation can burn. Although most insulation materials are fireproof, a myriad of problems can actually make your insulation burn.

 

For instance, fibreglass insulation is produced using glass combined with plastic polymers and is naturally resistant to fire. However, even at that you’d have to be careful with batts that are supported with foil or paper due to the fact that these materials can burn pretty quickly. Cellulose, on the other hand, is not fireproof and is required to be treated by other flame retardants in order to help reduce combustion. Some of the best insulation materials that are resistant to fire includes the following:

  • Fibre glass. This is made of glass that’s spun into fibres, then combined using plastic polymers. As a result, fiberglass insulation is naturally resistant to fire.
  • Mineral wool. Having a high melting temperature, this insulation material happens to be a great fit for thermal applications due to its superior fire resistant properties. In fact, mineral wool is still naturally non-combustible even if composed of recycled iron and steel by-products, or from actual mineral rock itself.
How good is external wall insulation?

External Wall Insulation (EWI) is the act of insulating a home by fitting insulation to the exterior parts of the building which in turn improves thermal performance, cuts energy consumption ( savings on energy bill) and also adds to the home’s visual appeal. The systems are built in multiple layers, with the insulation board offering a plethora of options with each being suitable to varying projects and their needs. Installing an external wall insulation comes with a variety of benefits, let’s have a look!

• Thermal Performance Improvement

With EWI, the thermal inertia of the walls are greatly enhanced while also restricting the loss of heat. Ultimately, this lowers heating costs, enhances the comfort of indoor thermal and also reduces CO2 pollution.

• Eliminates Noise Pollution

When the noise levels are high, it can have a bad impact on our overall well being. A great way to reduce the disturbances from the outside like traffic noise is by fitting an External Wall Installation system.

• More Comfortable Living Space

Do you know the damp in homes can contribute to respiratory problems? A properly insulated home will greatly limit the impact of condensation by combating the damp issues. As a result, you can always expect your house to be cosy and comfy irrespective of the season. A cooler summer and warmer spring is guaranteed with EWI.

• Enhances The Property’s Visual Appeal

Looking for an excuse to rejuvenate your home’s aesthetic appeal? Well, you can as well try out adding an EWI system. There are a plethora of unique colours and styles you can pick from to beautify your home effortlessly.

• Adds Value To Property

An insulated home will generally cost more than an uninsulated one at the time of resale. Potential home buyers are more interested in the acquisition of a home with an EWI system due to its various benefits - and a higher demand can only imply a higher price!

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.

Do I need planning permission for external wall insulation?

If you want to install an external wall, it is only wise to consider whether or not a planning permission is required in order to avoid a hefty fine. In a great kudos to the government and a welcome relief to home and property owners, the installation of external wall insulation is seen as an “improvement to the house and not an “extension or an “enlargement. Ultimately, this implies that external wall insulation fitting is to be done under permitted development and a planning application may not be required. However, like many other regulations, there are also exceptions to this rule and the main one is if the activity changes the appearance of your property. Properties such as a listed building having tighter regulations may pose some issues. As a result, we’d advise you to consult your local authority to ensure that there’s no fast rule to this topic before commencement of the external wall insulation project.

At the moment, according to the Government Building Regulations, the surface of the entire wall is to be improved to existing standards if the area to be insulated exceeds 25 percent of the wall. In normal situations this is usually the typical case, however to prevent avoidable fines and other possible punishments, it is always best to reach to your local authority and check out the rules guiding external wall insulation in your constituency. Furthermore, since external wall insulation is not a task that’s recommended to be done by yourself, you can also ask the professional external wall insulation fitting company for the applying rules before proceeding. As a good professional, the company should have a better knowledge of the rules and regulation guiding its activities.

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.

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