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Double Glazing Installation in Blackwater (55)

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    G S Windows Ltd Logo

    G S Windows Ltd

    9.77

    (2558 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Secondary Glazing
    Exterior Doors Installation
    Aluminium Windows Installation
    Call
  • Sponsored
    Alex Window And Doors Repairs Logo

    Alex Window And Doors Repairs

    9.88

    (112 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Dog Flaps
    UPVC Doors Repair
    Exterior Doors Installation
    Call
  • R & A Windows Logo

    R & A Windows

    10.00

    (286 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Aluminium Doors Installation
    Porch Installation
    Bay Windows Installation
    Call
  • The Elite Glazing Co Ltd Logo

    The Elite Glazing Co Ltd

    10.00

    (700 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Timber / Wooden Doors Installation
    UPVC Doors Repair
    French Doors Repair
    Call
  • JCB Windows & Doors Logo

    JCB Windows & Doors

    9.99

    (158 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    UPVC Repairs
    Exterior Doors Repair
    Composite Front Doors Installation
    Call
  • Windsor Windows Logo

    Windsor Windows

    9.85

    (495 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Conservatory Installation
    Bay Windows Installation
    UPVC Spraying
    Call
  • Bracknell Windows Ltd Logo

    Bracknell Windows Ltd

    10.00

    (553 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Patio Doors Installation
    Exterior Doors Installation
    Window Fitters
    Call
  • Three Counties Conservatories Windows & Doors Logo

    Three Counties Conservatories Windows & Doors

    9.79

    (1486 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Stable Doors
    Orangeries
    Secondary Glazing
    Call
  • Swift Glass And Glazing LTD Logo

    Swift Glass And Glazing LTD

    9.78

    (685 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Misted Double Glazing
    Dog Flaps
    Glass Replacement
    Call
  • Cottrell's Windows & Doors Logo

    Cottrell's Windows & Doors

    10.00

    (120 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Exterior Doors Installation
    Double Glazing Repair
    UPVC Doors Installation
    Call
  • www.Sash Window Specialist .co.uk Ltd Logo

    www.Sash Window Specialist .co.uk Ltd

    9.82

    (669 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Windows and Doors
    Window Fitters
    Timber / Wooden Doors Installation
    Call
  • Diamond Locksmiths & Windows Logo

    Diamond Locksmiths & Windows

    9.82

    (384 reviews)

    Operates in Blackwater

    Services & skills
    Windows / Doors / Conservatories
    Double Glazing Installation
    Dog Flaps
    Loft Windows Repair
    Conservatory Repairs
    Call

Find double glazing installers in Blackwater

Looking to cut energy bills, reduce outside noise, and improve your home’s comfort?

Double glazing installation offers a durable and energy-efficient solution.

At Checkatrade, you can connect with checked double glazing installers near you, each reviewed by real customers, so you can hire with confidence.

How much does double glazing cost in the UK?

There are several factors that affect the cost of double glazing, including the size and type of windows you choose, the frame material, and installation complexity.

On average, expect to pay around:

  • £500–£1,250 per uPVC casement window
  • £700–£1,500 per sash window
  • £600 - £1,400 per sliding window
  • £600 - £1,400 per tilt and turn window
  • £1,100 - £4,000 per bay window
  • £1,500 - £5,000+ per bow window

The average cost of adding double glazing to a three-bedroom house, based on roughly 8-12 windows, is around £8,000–£15,000.

Our double-glazing cost guide has more detailed information.

What are the benefits of double glazing?

Installing double glazing comes with a range of advantages:

  • Energy efficiency: reduces heat loss and lowers energy bills
  • Noise reduction: keeps outside noise to a minimum
  • Security: modern glazing includes toughened glass and multi-point locks
  • Increased property value: an attractive selling point for buyers
  • Low maintenance: especially with uPVC frames

How long does double glazing installation take?

The installation process depends on the number of windows:

  • For straightforward fittings, 1–2 hours per window
  • For an entire house, 1–3 days

Installers will remove the old units, prepare the frames, and fit the new double-glazed windows, ensuring minimal disruption to your home.

Do I need planning permission for double glazing?

In most cases, you won’t need planning permission for double glazing, especially for like-for-like replacements.

Permission may be required if:

  • Your property is in a listed building or conservation area
  • You are significantly altering the external appearance

A checked installer in Blackwater can let you know if additional approval is needed.

Tips for hiring double-glazing installers in your area

Before booking double glazing installation near you, follow these steps to help ensure the right choice of hire:

  • Read customer reviews on Checkatrade
  • Check to ensure they offer the services you need — for example, replacing misted units or full-house installations
  • Ask for a detailed quote that includes materials, labour, VAT, and disposal of old windows
  • Confirm if they provide guarantees on both the glass units and installation work
  • Compare several quotes to find the right service

For tradespeople committed to quality and a job done right, search for double glazing installers in your area with Checkatrade.

Looking for more tradespeople in Blackwater?

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