What is roof windows installation?

It involves fitting a window into a pitched roof to bring daylight and ventilation into rooms below.

Do roof windows need planning permission?

In many cases, roof windows fall under permitted development, but restrictions can apply depending on the property and location.

How long does it take to install a roof window?

Most standard installations are completed within a day, though more complex work may take longer.

Can roof windows improve energy efficiency?

Modern roof windows use insulated glazing that can help reduce heat loss while improving natural light.

Are roof windows suitable for all roofs?

They’re most commonly fitted to pitched roofs. An installer can confirm whether your roof is suitable.

Can existing roof windows be replaced?

Yes, replacing an existing roof window is common and usually quicker than installing a new opening.

Roof Windows Installation in Berkshire (24)

Describe your job

Give us the details of your job and we'll send it to specialist trades for you

Describe your job

Receive multiple quotes for your job from reviewed and trusted tradespeople

Sort by:

Marlow Glazing and Windows
10.00
(133 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Bay Windows Installation
Bifold Doors Installation
Misted Double Glazing
Call
A.M Glazing and Repairs
9.99
(1651 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Exterior Doors Installation
Conservatory Installation
UPVC Windows Installation
Call
R & A Windows
10.00
(289 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Loft Windows Installation
Bifold Doors Installation
Secondary Glazing
Call
Apex-Assure Ltd
9.86
(14 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Aluminium Windows Repair
Wooden Sash Windows Installation
Bifold Doors Repair
Call
DSK HOME IMPROVEMENTS LTD
9.71
(24 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
French Doors Installation
Aluminium Doors Installation
Door Canopies
Call
Emmer Green Windows and Doors
9.58
(53 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Stable Doors
Aluminium Windows Installation
UPVC Windows Installation
Call
Admiral Windows Limited
8.18
(51 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Dog Flaps
Orangeries
Aluminium Doors Repair
Call
Bracknell & Wokingham Glazing
9.83
(106 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Stained Glass
French Doors Repair
Conservatory Installation
Call
Andrew and Son Home Improvements Ltd
9.89
(151 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Draught Proofing
Conservatory Roof Insulation
Emergency Windows / Doors / Conservatories Service
Call
Blues Windows
9.87
(47 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Loft Windows Repair
Emergency Windows / Doors / Conservatories Service
Dog Flaps
Call
Ezy Access Windows Ltd
10.00
(6 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
Windows Supply
Aluminium Windows Installation
Fire Doors Installation
Call
GWS Windows & Plastic Centre Ltd
9.89
(253 reviews)
Operates in Berkshire
Services & skills
Windows / Doors / Conservatories
Roof Windows Installation
UPVC Windows Repair
Frosted Windows
Aluminium Windows Installation
Call

Top rated Roof Windows Installations in Berkshire

/10

224 ratings

Our Roof Windows Installations in Berkshire are rated an average of 10 out of 10 based on a sample of 224 reviews from customers like you*

*This review aggregate is based on real customer reviews from a randomly selected postcode in this area

Roof windows installation in Berkshire

Roof windows allow natural light and fresh air into lofts and upper-floor rooms, helping turn darker spaces into brighter, more usable areas. Installing a roof window is a popular option during loft conversions, home improvements, or when upgrading older roof glazing.

If you’re planning work on your roof, finding the right roof window installers in Berkshire helps ensure the window is fitted securely, sealed correctly, and performs well over time.

What roof windows installation involves

Roof windows installation involves creating or using an opening within a pitched roof and fitting a window designed to sit flush with the roofline. The process includes structural checks, careful cutting of the roof covering, fitting the window and flashing, and sealing the surrounding area to prevent leaks.

Installers also ensure insulation is properly installed around the frame, helping reduce heat loss and condensation.

When you might need roof window installers

Many homeowners consider roof windows if they’re hoping to:

Convert a loft into a usable living space
Replace older or damaged roof windows
Improve natural light in upper rooms
Upgrade to modern, energy-efficient glazing

Using a specialist installer helps reduce the risk of water ingress, draughts, or poor alignment.

Ready to hire? Check out our guide to finding Velux window installers near you.

How much does roof window installation cost in Berkshire?

For roof windows installation in the UK, you can expect to pay between £1583 and £3991, with an average cost of £2555. Learn more about pricing in our guide to roof window installation costs.

Prices can vary depending on the size of the window, roof type, ease of access, and whether a new opening is required or an existing window is being replaced.

New roof window installation vs replacement

New installation

A new opening is created in the roof
May involve structural adjustments
Usually takes longer and costs more

Replacement installation

Uses an existing roof opening
Often quicker to complete
Typically lower labour costs

Knowing which type of work you need helps set expectations for cost and timescales.

What to check before hiring a roof window installer

Experience with similar roof types
Knowledge of roof window brands and glazing options
Clear explanation of weatherproofing and insulation
Timescales for installation
What’s included in the quoted price

Comparing a few installers can help ensure the work is carried out correctly.

Want help choosing the right tradesperson? Read our tips for finding the best window installer.

Looking for more tradespeople in Berkshire?

Find Checkatrade reviewed Tradespeople, get a quote today, discover related services in Berkshire and check out our latest home improvement guides.

Roof Windows Installation in Berkshire (24)

Search results

Describe your job

Describe your job

Marlow Glazing and Windows

Services & skills

A.M Glazing and Repairs

Services & skills

R & A Windows

Services & skills

Apex-Assure Ltd

Services & skills

DSK HOME IMPROVEMENTS LTD

Services & skills

Emmer Green Windows and Doors

Services & skills

Admiral Windows Limited

Services & skills

Bracknell & Wokingham Glazing

Services & skills

Andrew and Son Home Improvements Ltd

Services & skills

Blues Windows

Services & skills

Ezy Access Windows Ltd

Services & skills

GWS Windows & Plastic Centre Ltd

Services & skills

Roof windows installation in Berkshire

What roof windows installation involves

When you might need roof window installers

How much does roof window installation cost in Berkshire?

New roof window installation vs replacement

What to check before hiring a roof window installer

Looking for more tradespeople in Berkshire?