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Verified Pro

Alexander Constructors

0 review(s)
Offers services in SOUTH PETHERTON
South Wales, Penarth based design and build contractor. Projects completed include new houses, extensions, kitchens, bathr...
Verified Pro

Lets Talk Windows & Doors

1 review(s)
Offers services in SOUTH PETHERTON
We are a Home Improvements company specialising in replacement Windows and Doors, refurbishment and new build Conservatori...
We are a Family run business with over 25 years’ experience with windows and doors. Predominantly covering the Southwest, ...

West Country Windows Double Glazing

1 review(s)
Offers services in SOUTH PETHERTON
The company was established in 1977 selling and installing aluminium windows mainly in the South West. Believing that the ...

Recent Window Installer Enquiries

20 Sep

Windows | Wooden

South Petherton - TA13

Enquiry from: Haydn B

Start Date: Immediate

new windows and repair work

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23 May

Windows | uPVC | Repair

South Petherton - TA13

Enquiry from: Brenda C

Start Date: Immediate

window catch jamed window will not open number of windows: 1 window material: pvcu are you the property owner: owner of the property

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22 Jul

Windows | uPVC

South Petherton - TA13

Enquiry from: Yvonne N

Start Date: Immediate

Customer made an online enquiry for new double glazing. Homeowner lives in South Petherton area Customer looking for multiple window replacement Supply and install Please call to arrange appointme...

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15 Oct

Windows | uPVC | Single Window

South Petherton - TA13

Enquiry from: Neil R

Start Date: Immediate

Customer visited the mywindowsprices.co.uk site and submitted an enquiry. Glazing type: Double, Work description: One window to replace double glazed doors the doors are 42 inches wide std door heig...

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02 Mar

Windows | uPVC

South Petherton - TA13

Enquiry from: Craig M

Start Date: Immediate

Are you the property owner: Owner of the property Is the building: Domestic Agreed to recieve uPVC Quotes: Yes Other Forms: 35 Please call to appoint

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15 Mar

Windows | uPVC

South Petherton - TA13

Enquiry from: Chris R

Start Date: Immediate

Brochure on front and back uPVC doors. Newsletter: Yes Product Material: uPVC_White

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07 Mar

Windows | uPVC

South Petherton - TA13

Enquiry from: Lisa W

Start Date: 1 to 3 months

Are you the property owner: Owner of the property Property Type: Terrace How many windows do you need: 2-5 Do you require doors: None Window Material: UPVC, Wood What level of service do you requ...

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07 Mar

Windows | Wooden

South Petherton - TA13

Enquiry from: Lisa W

Start Date: 1 to 3 months

Are you the property owner: Owner of the property Property Type: Terrace How many windows do you need: 2-5 Do you require doors: None Window Material: Wood What level of service do you require: S...

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29 Mar

Windows | uPVC

Yeovil - BA22

Enquiry from: Jane H

Start Date: Immediate

Customer is looking to replace their windows. They are still considering options so please call to discuss what would be best for their home. Homeowner lives in Yeovil area 2+ windows Supply and insta...

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26 Jan

Windows | uPVC

Martock - TA12

Enquiry from: Steven W

Start Date: Immediate

What best describes your living situation? - -. How many windows are you considering replacing? - -. What material do you require, UPVC? - --. What colour do you want them to be? - -. Do you require d...

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08 Jan

Windows | uPVC

Sherborne - DT9

Enquiry from: Anna-Louise G

Start Date: Immediate

Call anytime. Number of windows: 4 Number of doors: 1 Quote requested on windows and doors, in PVCu, to be supplied and fitted.

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16 Dec

Windows | uPVC | Repair

Yeovil - BA21

Enquiry from: Michelle R

Start Date: Immediate

New seals wanted on all windows. Repairs needed to conservatory roof as leaking. If you can supply, also looking for a panel to cover the bottom panel of the full ceiling to floor window in lounge

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14 Dec

Windows | uPVC | Repair

Yeovil - BA22

Enquiry from: Christopher S

Start Date: Immediate

Single pane broken - thin glass - 23.5cm by 36.5cm And single pane -thin glass - cracked - 28cm by 32cm

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02 Dec

Windows | uPVC

Yeovil - BA20

Enquiry from: David F

Start Date: Immediate

What best describes your living situation? - Homeowner - Sole. How many windows are you considering replacing? - --. What material do you require, UPVC? - -. What colour do you want them to be? - -. D...

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22 Oct

Windows | uPVC

Stoke-sub-hamdon - TA14

Enquiry from: Natalie B

Start Date: Immediate

Call any time. Number of windows: 5 Number of doors: 1 Quote requested on windows and doors, in PVCu, to be supplied and fitted.

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04 Oct

Windows | uPVC

Yeovil - BA22

Enquiry from: Julie P

Start Date: Immediate

Call any time. Number of windows: 8 Number of doors: 2 Quote requested on windows and doors, in PVCu, to be supplied and fitted.

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27 Sep

Windows | uPVC

Yeovil - BA21

Enquiry from: Connor J

Start Date: Immediate

call any time. number of windows: 4 number of doors: 1 quote requested on windows and doors, in pvcu, to be supplied and fitted.

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19 Jul

Windows | uPVC

Martock - TA12

Enquiry from: Patricia J

Start Date: Immediate

3 house front window replacement, prefer aluminium

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09 May

Windows | uPVC

Martock - TA12

Enquiry from: Janice B

Start Date: Immediate

3 windows 1 window has 3 panes the other 2 windows have 2 panes are you the property owner: owner of the property what level of service do you require: supply and installation of full unit property ty...

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10 Mar

Windows | uPVC | Repair

Sherborne - DT9

Enquiry from: Jonathan R

Start Date: Immediate

Replacement of a wooden cellar window that has rotted over time and frame displaced.

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How much do Window Installer services cost?

How much do Window Installers cost? Prices for Window Installers in 2026 can differ relying on the kind of task that you require to have performed in your house. It's the inquiry we get asked a whole lot "how much do Window Installers charge?". It's generally very good to have an idea of how much a Window Installer are going to likely charge for their services. Prices will probably rise and fall based upon the products and also the tradesman selected. The table reveals the sorts of service that Window Installers typically do and also the typical cost range of these jobs. Some tasks take longer to complete than others so prices do fluctuate by task.

View our Window Installer cost guide View our Window Installer advice

The average price
of a Window Installer in South Petherton is:

£2,082

Window Installer job Window Installer cost in 2026
Double glazing in South Petherton £1,500-£5,000
Upvc double glazing units only in South Petherton £800-£1,200
Triple glazing in South Petherton £1,500-£5,000
Aluminium windows in South Petherton £1,875-£2,875
Wooden window in South Petherton £3,750-£5,750
Aluminium windows supply only in South Petherton £2,600-£3,900
Upvc or wood porch in South Petherton £2,625-£4,025
Sash window in South Petherton £1,800-£6,000
Glaziers in South Petherton £57-£87
Secondary glazing in South Petherton £1,500-£5,000
uPVC Single Window in South Petherton £225-£345
Wooden sash windows in South Petherton £3,750-£5,750
Wooden windows supply only in South Petherton £2,760-£4,140
Aluminium repair in South Petherton £240-£360
Window repair in South Petherton £268-£402
Wooden window repair in South Petherton £320-£480

Related Window Installer searches in South Petherton

Window Installer FAQs

What happens if I have problems with my new windows?

Ultimately the double glazing company you use is responsible for the quality of work and to ensure your windows are of an excellent standard. This is why it’s important to get a warranty and use a Fensa registered installer. If problems emerge within a couple of years then it’s likely the installation was of a poor standard.Contact the double glazing company and have the issue repaired or new windows replaced. This doesn’t matter if you received a discount of free windows as part of the deal. As long as you entered into a contract the company is obliged to restore the windows.

Can you repair blown double glazed windows?

You can only repair blown double glazed windows in the sense that you can replace the sealed unit (the glass part of the window) instead of having to replace the entire window.

When a double glazed window is blown, it means that the seal around the window has failed and is now letting air in and out. Often the first sign that the sealed unit has blown is condensation on the inside of the window, which is annoying since there’s no way to get rid of it! When your sealed unit has blown, you’ll be losing heat out of the window, meaning you could be spending more on your energy bills.

As a temporary fix, you could see if you can buy a misting repair kit online, but the condensation will eventually occur again as the air gets in. The best thing to do is ask a window installer or glazier to replace the sealed unit for you.

It's simple to replace the glass in a window – the specialist will remove the beading around the window, remove the blown glass from your window frame and set it to one side. They will then clean up around the frame before adding spacers in, then fitting the new sealed unit into the frame. They’ll make sure it’s a snug fit before replacing the beading back around the window to secure it.

There's no reason to put off repairing a blown double glazed window since the cost is generally much less than replacing the entire thing. A sealed unit with installation costs an average of £100, whereas a completely new window will cost around £400. You’ll soon notice that it’s less draughty and will be able see out of your window once you’ve had the blown glass replaced.

Can I fix glass on one side of a double glazed window?

Unfortunately, you can’t fix the glass on one side of a double glazed window. That’s because they’re sealed units – once one pane of glass is broken, that will break the seal and its thermal insulation properties will be lost.

The good news is that if your window frame is still looking great, there’s no need to replace that. You can simply replace the glass in the window, which will cost much less. You can look to spend around £250 on a sealed unit, whereas a whole replacement single window may cost up to £600.

When an installer comes to replace the glass in your double glazed window, they will survey the inside and outside of your home around the window, then move any furniture by the window so they’ve got access. They should then pop a dust sheet down to stop any debris from getting on your floor.

Then, the installer will carefully remove the beads from the frame. They will then lift the glass out of the frame and put it somewhere safe before cleaning out all of the dust and any debris that has found its way into the frame. Using spacers at the bottom of the frame, the installer will make sure that the sealed unit is square in the frame to get a good fit. Once they’re happy, they will replace the beading and make sure it looks perfect before cleaning up their tools.

You could have a go at replacing the glass on a double glazed window yourself, but it’s not recommended. Leave it to the professionals who will know exactly what to do and will be able to do it quickly and safely.

How long do double glazed sealed units last?
When it comes to how long double glazed sealed units (the glass inside the window) last, a lot of it is down to the quality of the glass and the environment that your windows sit in. It’s not uncommon for your window frames themselves (especially if they are uPVC) to last longer than your sealed units. Sealed units are called that because they’re two panes of glass sealed together with an air gap in between. They use what’s called a ‘perimeter seal’ to protect the air gap between the panes, and is usually made of butyl mastic which retains a desiccant within a perforated metallic spacer bar. The desiccant’s job is to absorb any moisture which finds its way into the air gap to stop your window from misting up on the inside. When a sealed unit fails, or is ‘blown’, it’s usually because moisture builds up around the seal and causes it to fail. Sealed units won’t last forever, so you will eventually end up with condensation inside the panes of your double glazing, but in an ideal environment your double glazed sealed units could last up to 30 years, with some manufacturers claiming as long as 40 years. But they do require a bit of maintenance and the position of your windows will also make a difference as to how long they last. There are a few things that determine how long a sealed unit will last:
  • Climate - If your window faces south, it will be subject to direct sunlight for a lot of the day. This tends to cause the sealed unit to fail more quickly – a south-facing window may last between 10-25 years. This is because the spacer bars will twist as the temperature rises and causes the adhesive holding them together to eventually fail.
  • Moisture - Windows in kitchens and bathrooms tend to fail more quickly because they come into contact with moisture more often. For example, if water gets on your windowsill when you shower, the seal around the glass will come loose more quickly if it’s constantly wet.
When you replace the sealed units in your windows or get completely new double glazing, make sure you choose an installer that uses quality products and will take all the steps to ensure that your sealed units are kept away from moisture as much as possible.
how long does double glazing last?

Just like every other thing in your house, your double glazed windows have an expected lifespan attached to it as it gradually becomes less functional and less efficient over time. Although there are actually top quality windows which are able to last a very long time, but the fact still remains that nothing can stand the test of time or last forever. Even the best quality double glazed windows will eventually need to be replaced at some point. So exactly how long do double glazing windows last before need a replacement?

To make it brief, most double glazing window units are typically expected to last an average of 20 years. This number of years can, however, vary within the range of 10 to 35 years based on the several factors such as the type, quality of materials as well as installation and where the windows are located.

The reason for the depreciation in double glazing windows is, over time, the windows may be subjected to some wear, tear as well as all kinds of minor damages which includes gas filled insulated glazing unit slowly and gradually leaking. According to the Centre for Sustainable Energy, the evaporation of 25 percent of gas will ultimately minimize the windows’ thermal performance. And when this occurs, fitting a secondary glazing measure or replacing the windows should be put into consideration.

Another factor leading to the gradual depreciation in double glazing windows over time has to do with condensation. When the window collects between the layers of glass due to the failure of the seal of the perimeter and the saturation of the desiccant, can only be solved by IGU replacement.

And finally, the ravages of time also has a way of taking its toll on double glazing windows. This can happen in so many ways such that the window becomes a lot less efficient and later needing to be replaced.

Can you replace just one double glazed window?

Yes, of course! It’s common for people to replace just one double glazed window. One reason that people want to replace one window is that the sealed unit inside has failed. You’ll know if this has happened because you’ll be able to see condensation on the inside of glass, which gets frustrating because you can’t wipe it away. In this case, you can choose to simply replace the sealed unit or the entire frame, which you might want to do if it’s looking past its best.

When you’re replacing just one double glazed window, if you know the brand of your current windows you could ask your installer if they can source the same ones. This will help to keep them looking as similar as possible, although if your existing windows are very old you may notice some discolouration on the exterior compared to the new one, and locks and trickle vents might look different.

Replacing just one double glazed window shouldn’t take a qualified window fitter long, and could cost as little as £400. If you want to simply replace the sealed unit, that may only cost around £250. You could try to fit a new window yourself, but it’s worth bearing in mind that all replacement windows need to be certified that they’ve been installed to meet building regulations, so you’ll need to apply to your local building control officer who will come and inspect the work then issue a certificate. If you ask an installer who is registered with a self-certification scheme (like FENSA) to fit the window for you, they can issue the certificate themselves when they’ve finished the work.

What are the other double glazing options?

Double glazing frames don’t just have to come in uPVC and are available in other materials including aluminium and wood too. Wooden or timber windows are more suited to properties with a traditional look and are often the frame of choice for listed buildings and homes in conservation areas. When properly maintained wooden windows can last well for years but can be up to three times more expensive than uPVC.Aluminium is the strongest and most durable option. As a metal it is highly resistant to the UK’s changing weather conditions and won’t rust, warp, crack or peel. Aluminium offers a modern appeal and is available in a range of colours.

how to repair or replace a double glazed unit?

Are you about to purchase a double glazed unit and wondering how to go about the replacement project? If yes, then you’re at the right place. Firstly, it’s advisable to hire the services of a reliable professional who can guarantee the best results for help especially if you lack proper training and experience in the field. However, we’ve put together this step by step guide to provide you with a detailed information about the double glazed unit replacement process. Let’s get started!

The tools and materials you require for the project includes tape measure, hammers, nail punch, scraper, spacing blocks, non-hardening butyl putty, high-security glazing tape rolls and beading tacks.

• Work out the glass size required. Simply use the tape measure to measure from frame edge to frame edge while also taking note of the thickness.

• When about to order, inform the glass merchant that the measurement provided are frame-tight. This will make him reduce the dimension a little bit, mostly by 5mm for clearance.

• Remove the beading and ensure to support the glass while doing so. If the glass units are fitted in wooden windows, you may need to cut the putty-based compound they’re normally sealed with to remove the glass.

• Lay out the beading in the window’s shape to make for easier refitting later on.

• If you’re working on wooden frames, wipe out all traces of excess installation compound using a scraper and clean the rebate with a soft brush.

• Trial fit the double glazed windows to ensure they’d slide into the frame without being forced.

• Plastic frame windows are usually in between a pair of gaskets, you should replace this with a hight security glazing tape. While for a wooden frame, simply apply strips of flexible non-setting butyl putty or high-security glazing tape on either sides of the glass.

• Install and centralize the glass in the frame.

• Press the nail wooden beading or plastic beading back into place.

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