Double Glazed Windows 1200

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Windows & Window Hardware

104 results

uPVC Window Made To Measure Double Glazed Glass & Frame Top Hung Over Fixed
£184.00 to £329.00
Free postage
Manual Opening Roof Window Rooflight Flat Skylight Coxdome Double Glazed + Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£350.00 to £707.00
(£508.00/Unit)
Free postage
Double Glazed Rooflight Window Glass Skylight Flat Roof Sky Light Lantern
* UK Seller * 10 YEAR WARRANTY * CE Certified * New *
Brand new
£160.00 to £1,900.00
Free postage
Roof Window / Flat Roof Replacement Rooflight / Skylight Dome - Coxdome Galaxy
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£9.99 to £1,156.00
(£304.00/Unit)
Free postage
uPVC Window Made To Measure Double Glazed Glass & Frame Top Hung Over Fixed
Brand new
£189.60 to £420.00
Free postage
21 sold
uPVC Window Bespoke Double Glazed Glass & Frame Made To Measure Top Opener
Brand new
£206.40 to £319.20
Free postage
Window Double Glazed Windows Solid Rustic Oak 1200mm x 450mm Landscape
Brand new
£465.00
Free postage
Window Double Glazed Windows Handcrafted Georgian Solid Oak 1200mm x 900mm
Brand new · Unbranded
£1,045.00
Free postage
53 watching
Window Double Glazed Windows Handcrafted Solid Oak 1200mm x 1050mm Shepherds Hut
Brand new
£1,000.00
Free postage
14 watching
Window Double Glazed Windows Solid Sapele Hardwood 1200mm x 900mm Shepherds Hut
Brand new
£760.00
Free postage
22 watching
Wood Timber Hardwood Window Double Glazed Oak Windows 1200mm X 450mm Landscape
Brand new
£595.00
Free postage
Window Double Glazed Windows Traditional Solid Oak 1200mm x 1200mm Shepherds Hut
£1,055.00
Free postage
Roof Window / Flat Roof Fixed Coxdome Double Glazed Rooflight + Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£227.00 to £537.00
(£537.00/Unit)
Free postage
Dome Roof Light, Rooflight, Mardome Skylight, BBA Certified Flat Roof Window
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£195.00 to £659.00
(£374.00/Unit)
Free postage
UPVC Double Glazed Flush Window Anthracite Grey 1000mm x 1200mm
Brand new · REHAU
£156.68
or Best Offer
£80.00 P&P
Window Double Glazed Windows Solid Oak Cottage Horizontal Bar (cancelled order)
£1,050.00
Free postage
Georgian Double Glazed Windows Oak 1200mm Wide x 1050mm High
Brand new
£1,145.00
Free postage
18 watching
Window Double Glazed Windows Solid Sapele Hardwood 1200mm x 1200mm Shepherds Hut
Brand new
£875.00
Free postage
Window Double Glazed Windows Handcrafted Solid Oak 1200mm x 900mm Shepherds Hut
£855.00
Free postage
12 watching
Flat Glass Pane Rooflight Double Glazed Window, Manual Opening - Builders Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£674.00 to £1,134.00
(£1,134.00/Unit)
Free postage
Handcrafted Solid Accoya Window 1200mm wide x 900mm high Double Glazed
Brand new · Unbranded
£840.00
Free postage
17 watching
Flat Roof Glass Pane Window, Rooflight Skylight - Electric Opening - 150mm KERB
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£907.00 to £2,331.00
(£1,109.00/Unit)
Free postage
Brand New double glazed timber window 1200 X 1000
Brand new
£771.68
Free postage
9 watching
Wood Timber Hardwood Window Double Glazed Sapele Windows 1200mm X 450mm
Brand new
£495.00
Free postage
13 watching
Flat Roof Glass Pane Window, Rooflight Skylight - Manual Opening- 150mm Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£699.00 to £1,184.00
(£1,052.00/Unit)
Free postage
Electric Opening Roof Window Skylight Flat Rooflight Rain Sensor WIFI Alexa
Includes wall switch, remote, rain sensor and WIFI
Brand new
£1,344.00 to £2,542.40
(£1,540.00/Unit)
Free postage
15 watching
Flat Glass Pane Rooflight Double Glazed Window, Electric Open, For Builders Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£882.00 to £2,268.00
(£1,058.00/Unit)
Free postage
Flat Roof Glass Pane Window, Double Glazed Rooflight Skylight - Fixed
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£491.00 to £1,172.00
(£683.00/Unit)
Free postage
Double Glazed sashes 4pcs 700mm x 1200mm x 50mm aprox
Pre-owned · Unbranded
£208.68
Collection in person
Double Glazed Rooflight Skylight Flat Roof Window Glass
Brand new
£287.99 to £921.99
Free postage
Mardome Fixed Polycarbonate Window Rooflight, Flat Roof Dome Kerbed Skylight
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£313.00 to £786.00
(£476.00/Unit)
Free postage
Mardome Polycarbonate Window Rooflight, Manual Opening Flat Roof Dome Skylight
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£469.00 to £1,061.00
(£912.00/Unit)
Free postage
Flat Roof Skylight | Rooflight | Double Glazed Electric Opening + Kerb | Coxdome
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£567.00 to £1,051.00
(£1,051.00/Unit)
Free postage
Mardome Rooflight Glass Sky Light Flat Roof Lantern Window Grey Frame Skylight
Manual or Mains Powered Opening - All Sizes Available!
£514.30 to £2,040.79
Free postage
WINDOW UPVC Double Glazed WHITE Frame- 1200mm(Wide) X 1200mm(H) - Bespoke
Brand new
£399.00
Free postage
WINDOW UPVC Double Glazed WHITE - 920mm(W) X 1200mm(H) Inc Cill - Obscure Glass
Brand new
£350.00
Free postage
WINDOW UPVC Double Glazed White 905mm(W) X 1200mm(H) Top Hung - Made To Measure
Brand new
£399.00
Free postage
3 watching
UPVC WINDOW Double Glazed WHITE Frame+Glass+Handle 1200mmX1200mm(H) include Cill
Brand new
£349.00
or Best Offer
Free postage
4 watching
007 Wooden Timber Double Door Single Glazed 2105x1200x100mm
Refurbished · Unbranded
£449.99
£150.00 P&P
13 watching
WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 800mm(WX1200mm-Made toMeasure
Brand new
£299.00
Free postage
5 watching
WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1161mmX1200mm-Made to Measure
Brand new
£240.00
or Best Offer
£39.99 P&P
4 watching
WINDOW UPVC Double Glazed BLACK/WHITE Frame+Glass+Handle 1200mm(W)X850mm-BESPOKE
£349.00
or Best Offer
£49.99 P&P
11 watching
WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 800mm(WX1200mm-Made toMeasure
Brand new
£299.00
Free postage
WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mm(WX800mm-Made toMeasure
Brand new
£240.00
£59.99 P&P
2 watching
WINDOW uPVC Double Glazed WHITE Frame+Glass+Handle 1200mm(WX900mm-MadeTOMeasure
Brand new
£350.00
or Best Offer
Free postage
4 watching
Window UPVC TILT&TURN Double Glazed Frame WHITE 1000mm x 1200mm
Brand new
£610.00
£40.00 P&P
Only 1 left.
2WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle-1200mm(WX700mm& 500mmX1200mm
Brand new
£399.00
or Best Offer
Free postage
2 watching
2WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mmX1200mm-Madeto Measure
Brand new
£499.00
or Best Offer
Free postage
WINDOW UPVC Double Glazed WHITE Frame- 1200mm(Wide) X 1200mm(High) - Bespoke
£350.00
£49.99 P&P
7 watching
Electric Opening Flat Glass Rooflight - 160mm Vertical Upstand–Coxdome Lumiglaze
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£1,228.50 to £2,971.50
Free postage
WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mmX1255mm-Made to Measure
Brand new
£349.00
or Best Offer
£39.99 P&P
Window UPVC 2xT&T 2-Glazed 2-sided Frame WHITE 1200 x 1500mm With Flying Mullion
Brand new
£577.49
£60.00 P&P
2WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mm(WX900mm&1500mm(WX760m
Brand new
£599.00
Free postage
WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1160mmX1200mm-Made to Measure
Brand new
£349.00
or Best Offer
£39.99 P&P
WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mmX1253mm-Made to Measure
Brand new
£349.00
or Best Offer
£49.99 P&P
Fixed Flat Glass Rooflight – 160mm Vertical Upstand – Coxdome Lumiglaze
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£636.00 to £2,017.00
(£2,017.00/Unit)
Free postage
Bespoke Traditional Wooden Timber 12 Pane Casement Window, made to measure
£749.00
Manual Opening Flat Glass Rooflight – 160mm Vertical Upstand – Coxdome Lumiglaze
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
Brand new
£832.00 to £1,667.00
(£1,488.00/Unit)
Free postage
Traditional Wooden Sash Window – Pre-Finished & Weighted – 650mm W x 1200mm H
Brand new
£724.00
Collection in person
Traditional Wooden Sash Window – Pre-Finished & Weighted – 650mm W x 1200mm H
Brand new
£724.00
Collection in person

Best selling

See all

Rooflite 45 x 73 cm Glazed Skylight
(43)
£125.00 New
KRONmat Optilight B 78 x 118 cm Roof Window - Grey
(10)
£219.90 New
Genuine VELUX foam 230123 - 5m length
(7)
£10.00 New
Roof Access Window OptiLook 46cmx75cm With Flashing Included
(53)
£130.00 New
Stormguard UPVC Replacement Door and Window Rubber Seal - Black
(342)
£2.99 New
Window Handle Multi Spindle ERA Upvc Universal Gold Black Button Maxim
(6)
£7.49 New
Patlock PATLOCK001 Security Lock For French Door
(888)
£41.64 New
£37.11 Used
Velux VLT 1000 Wooden Frame Roof Window - Gray
(31)
£144.00 New

Top-rated

See all

Stormguard Self Adhesive Replacement Draught Seal
(142)

96% agree - Would recommend
£8.99 New
Securit Cable Window Restrictor - White (S1044)
(79)

100% agree - Would recommend
£4.92 New
Stormguard 21SR397020MBL UPVC Universal Seal 20m - Black
(64)
£12.99 New
Velux VLT 1000 Wooden Frame Roof Window - Gray
(31)

100% agree - Would recommend
£144.00 New
Dometic 25-42mm Mini Heki Style Roof Window
(25)

100% agree - Would recommend
£142.95 New
SmartHome 45mm Wide Bullnose Window Door Skirting - White, 5m
(20)

100% agree - Would recommend
£13.19 New
10 X Left Hand Cranked Espag ERA Window Handle UPVC White
(19)

100% agree - Would recommend
£7.28 New
2 X Heavy Solid Brass 25mm Pole Hook Open/close High Reach Sash Windows Vintage
(9)

100% agree - Would recommend
£10.98 New

Frame Material

Double Glazed Windows 1200

Shop by category

104 results

uPVC Window Made To Measure Double Glazed Glass & Frame Top Hung Over Fixed

Manual Opening Roof Window Rooflight Flat Skylight Coxdome Double Glazed + Kerb

Double Glazed Rooflight Window Glass Skylight Flat Roof Sky Light Lantern

Roof Window / Flat Roof Replacement Rooflight / Skylight Dome - Coxdome Galaxy

uPVC Window Made To Measure Double Glazed Glass & Frame Top Hung Over Fixed

uPVC Window Bespoke Double Glazed Glass & Frame Made To Measure Top Opener

Window Double Glazed Windows Solid Rustic Oak 1200mm x 450mm Landscape

Window Double Glazed Windows Handcrafted Georgian Solid Oak 1200mm x 900mm

Window Double Glazed Windows Handcrafted Solid Oak 1200mm x 1050mm Shepherds Hut

Window Double Glazed Windows Solid Sapele Hardwood 1200mm x 900mm Shepherds Hut

Wood Timber Hardwood Window Double Glazed Oak Windows 1200mm X 450mm Landscape

Window Double Glazed Windows Traditional Solid Oak 1200mm x 1200mm Shepherds Hut

Roof Window / Flat Roof Fixed Coxdome Double Glazed Rooflight + Kerb

Dome Roof Light, Rooflight, Mardome Skylight, BBA Certified Flat Roof Window

UPVC Double Glazed Flush Window Anthracite Grey 1000mm x 1200mm

Window Double Glazed Windows Solid Oak Cottage Horizontal Bar (cancelled order)

Georgian Double Glazed Windows Oak 1200mm Wide x 1050mm High

Window Double Glazed Windows Solid Sapele Hardwood 1200mm x 1200mm Shepherds Hut

Window Double Glazed Windows Handcrafted Solid Oak 1200mm x 900mm Shepherds Hut

Flat Glass Pane Rooflight Double Glazed Window, Manual Opening - Builders Kerb

Handcrafted Solid Accoya Window 1200mm wide x 900mm high Double Glazed

Flat Roof Glass Pane Window, Rooflight Skylight - Electric Opening - 150mm KERB

Brand New double glazed timber window 1200 X 1000

Wood Timber Hardwood Window Double Glazed Sapele Windows 1200mm X 450mm

Flat Roof Glass Pane Window, Rooflight Skylight - Manual Opening- 150mm Kerb

Electric Opening Roof Window Skylight Flat Rooflight Rain Sensor WIFI Alexa

Flat Glass Pane Rooflight Double Glazed Window, Electric Open, For Builders Kerb

Flat Roof Glass Pane Window, Double Glazed Rooflight Skylight - Fixed

Double Glazed sashes 4pcs 700mm x 1200mm x 50mm aprox

Double Glazed Rooflight Skylight Flat Roof Window Glass

Mardome Fixed Polycarbonate Window Rooflight, Flat Roof Dome Kerbed Skylight

Mardome Polycarbonate Window Rooflight, Manual Opening Flat Roof Dome Skylight

Flat Roof Skylight | Rooflight | Double Glazed Electric Opening + Kerb | Coxdome

Mardome Rooflight Glass Sky Light Flat Roof Lantern Window Grey Frame Skylight

WINDOW UPVC Double Glazed WHITE Frame- 1200mm(Wide) X 1200mm(H) - Bespoke

WINDOW UPVC Double Glazed WHITE - 920mm(W) X 1200mm(H) Inc Cill - Obscure Glass

WINDOW UPVC Double Glazed White 905mm(W) X 1200mm(H) Top Hung - Made To Measure

UPVC WINDOW Double Glazed WHITE Frame+Glass+Handle 1200mmX1200mm(H) include Cill

007 Wooden Timber Double Door Single Glazed 2105x1200x100mm

WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 800mm(WX1200mm-Made toMeasure

WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1161mmX1200mm-Made to Measure

WINDOW UPVC Double Glazed BLACK/WHITE Frame+Glass+Handle 1200mm(W)X850mm-BESPOKE

WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 800mm(WX1200mm-Made toMeasure

WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mm(WX800mm-Made toMeasure

WINDOW uPVC Double Glazed WHITE Frame+Glass+Handle 1200mm(WX900mm-MadeTOMeasure

Window UPVC TILT&TURN Double Glazed Frame WHITE 1000mm x 1200mm

2WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle-1200mm(WX700mm& 500mmX1200mm

2WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mmX1200mm-Madeto Measure

WINDOW UPVC Double Glazed WHITE Frame- 1200mm(Wide) X 1200mm(High) - Bespoke

Electric Opening Flat Glass Rooflight - 160mm Vertical Upstand–Coxdome Lumiglaze

WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mmX1255mm-Made to Measure

Window UPVC 2xT&T 2-Glazed 2-sided Frame WHITE 1200 x 1500mm With Flying Mullion

2WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mm(WX900mm&1500mm(WX760m

WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1160mmX1200mm-Made to Measure

WINDOW UPVC Double Glazed WHITE Frame+Glass+Handle 1200mmX1253mm-Made to Measure

Fixed Flat Glass Rooflight – 160mm Vertical Upstand – Coxdome Lumiglaze

Bespoke Traditional Wooden Timber 12 Pane Casement Window, made to measure

Manual Opening Flat Glass Rooflight – 160mm Vertical Upstand – Coxdome Lumiglaze

Traditional Wooden Sash Window – Pre-Finished & Weighted – 650mm W x 1200mm H

Traditional Wooden Sash Window – Pre-Finished & Weighted – 650mm W x 1200mm H

Best selling

Rooflite 45 x 73 cm Glazed Skylight

KRONmat Optilight B 78 x 118 cm Roof Window - Grey

Genuine VELUX foam 230123 - 5m length

Roof Access Window OptiLook 46cmx75cm With Flashing Included

Stormguard UPVC Replacement Door and Window Rubber Seal - Black

Window Handle Multi Spindle ERA Upvc Universal Gold Black Button Maxim

Patlock PATLOCK001 Security Lock For French Door

Velux VLT 1000 Wooden Frame Roof Window - Gray

Top-rated

Stormguard Self Adhesive Replacement Draught Seal

Securit Cable Window Restrictor - White (S1044)

Stormguard 21SR397020MBL UPVC Universal Seal 20m - Black

Velux VLT 1000 Wooden Frame Roof Window - Gray

Dometic 25-42mm Mini Heki Style Roof Window

SmartHome 45mm Wide Bullnose Window Door Skirting - White, 5m

10 X Left Hand Cranked Espag ERA Window Handle UPVC White