1200 X 1200 Window

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Windows & Window Hardware

186 results

Roof Window Skylight Flat Roof Lantern Roof Light Triple Glazed + FREE FRAME
✅ Free Installation Pack ✅ Free Delivery ✅ UK Based
£305.00 to £2,100.00
Free postage
14 watching
Flat Roof Lantern Window / Skylight / Roof Glass / Various Sizes / UK DELIVERY
5 YEAR WARRANTY - CE Marked - FREE UK DELIVERY!!!
£290.00 to £480.00
Free postage
113 sold
Manual Opening Roof Window Rooflight Flat Skylight Coxdome Double Glazed + Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£350.00 to £707.00
(£508.00/Unit)
Free postage
Flat Roof Light / Lantern / Skylight / Roof Glass / Various Sizes / UK DELIVERY
5 YEAR WARRANTY - CE Marked - FREE UK DELIVERY!!!
£290.00 to £480.00
Free postage
Sapele Wood Hardwood Window 1200mm x 900mm Flat Pack Self Assembly Unassembled
£320.00
Free postage
66 sold
Sapele Wood Hardwood Window 1200mm x 450mm Flat Pack Self Assembly Unassembled
£250.00
Free postage
Oak Wood Hardwood Window 1200mm x 450mm Flat Pack Self Assembly Unassembled
£300.00
Free postage
57 watching
Oak Wood Hardwood Window 1200mm x 1200mm Flat Pack Self Assembly Unassembled
£470.00
Free postage
19 sold
Oak Wood Hardwood Window 1200mm x 900mm Flat Pack Self Assembly Unassembled
£410.00
Free postage
23 watching
Roof Window Skylight Flat Roof Rooflight Self-Clean Triple Glazed with Free Kerb
✅ Free Installation Pack & Easy Fit Kerb
£305.00 to £2,100.00
Free postage
Double Glazed Rooflight Window Glass Skylight Flat Roof Sky Light Lantern
* UK Seller * 10 YEAR WARRANTY * CE Certified * New *
£160.00 to £1,900.00
Free postage
Sapele Wood Hardwood Window 900mm x 1200mm Flat Pack Self Assembly Unassembled
£365.00
Free postage
33 watching
Skylights TRIPLE Glazed FREE self clean - Flat rooflight - UK's leading supplier
✓20 year Warranty, ✓UV Protection ✓Air & Weather Tested
£250.00 to £790.00
Free postage
UPVC Double Opening Window Grain Grey Unglazed Frame - 1200 X 1100
£90.00
or Best Offer
Collection in person
27 watching
Roof Lantern Glass Lantern / Skylight / Roof Glass / Various Sizes / UK DELIVERY
5 YEAR WARRANTY - CE Marked - FREE UK DELIVERY!!!
£290.00 to £480.00
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
(£234.00/Unit)
Free postage
Window Double Glazed Windows Handcrafted Georgian Solid Oak 1200mm x 900mm
£1,045.00
Free postage
54 watching
Sapele Wood Hardwood Window 1200mm x 1050mm Flat Pack Self Assembly Unassembled
£345.00
Free postage
7 watching
Flat Roof Glass Pane Window, Rooflight Skylight - Manual Opening- 150mm Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£699.00 to £1,184.00
(£1,184.00/Unit)
Free postage
Sash Window Lead Sash Weights Square Different Size's & Weight's
£19.88 to £102.96
£20.00 P&P
Brand new white upvc window 1020 X 1200 Mm Only £199
£199.00
or Best Offer
£70.00 P&P
10 watching
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 Double Glazed Windows Solid Sapele Hardwood 1200mm x 900mm Shepherds Hut
£760.00
Free postage
22 watching
Brand new Anthracite Grey upvc window 1200 X 1140 Mm Only £279 Fully Glazed
£279.00
or Best Offer
£70.00 P&P
20 watching
Flat Glass Pane Rooflight Double Glazed Window, Manual Opening - Builders Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£674.00 to £1,134.00
(£857.00/Unit)
Free postage
Roof Window / Flat Roof Fixed Coxdome Double Glazed Rooflight + Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£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
£195.00 to £659.00
(£374.00/Unit)
Free postage
Handcrafted Solid Accoya Window 1200mm wide x 900mm high Double Glazed
£840.00
Free postage
18 watching
Flat Roof Skylight Lantern Window Triple Glazed Roof Glass Light Fixed Rooflight
✅25 YEAR WARRANTY ✅PREMIUM TRIPLE GLAZED ✅FAST DISPATCH
£96.00 to £2,494.00
Free postage
Flat Roof Lantern Glass / Skylight / Roof Glass / Various Sizes / UK DELIVERY
5 YEAR WARRANTY - CE Marked - FREE UK DELIVERY!!!
£290.00 to £480.00
Free postage
Manual Opening Roof Window Rooflight Flat Skylight Coxdome Triple Glazed + Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£385.00 to £864.00
(£572.00/Unit)
Free postage
Triple Glazed Rooflight Window Glass Skylight Flat Roof Sky Light Lantern
* UK Seller * 10 Year WARRANTY* CE Certified * New *
£195.00 to £2,000.00
Free postage
self adhesive window lead templates cad drawn various grids sizes
£4.00 to £9.50
£2.80 P&P
Roof Window Rooflight Flat Roof Triple Glazed Electric Opening + Kerb | Coxdome
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£642.00 to £1,168.00
(£876.00/Unit)
Free postage
Window Double Glazed Windows Handcrafted Solid Oak 1200mm x 1050mm Shepherds Hut
£1,000.00
Free postage
14 watching
Brand new white upvc window 625 X 1200 Mm Only £149 Each
£149.00
or Best Offer
£70.00 P&P
17 watching
Oak Wood Hardwood Window 1200mm x 1050mm Flat Pack Self Assembly Unassembled
£450.00
Free postage
9 watching
Flat Glass Pane Rooflight Double Glazed Window, Electric Open, For Builders Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£882.00 to £2,268.00
(£1,940.00/Unit)
Free postage
Flat Roof Lantern Skylight / Glass / Roof Glass / Various Sizes / UK DELIVERY
5 YEAR WARRANTY - CE Marked - FREE UK DELIVERY!!!
£375.00 to £480.00
Free postage
Triple Glazed Skylight Flat Roof Rooflight SELF CLEAN UV Protection 600 x 1200
20 Year warranty - BS EN 12150 - Skylight
£291.00
Free postage
8 watching
Sapele Wood Hardwood Window 1800mm x 1200mm Flat Pack Self Assembly Unassembled
£690.00
Free postage
Skylight Roof Window TRIPLE GLAZED Toughened Glass Flat Rooflight
🟣 Custom-Built 🟣 Free Nationwide Delivery
£215.27 to £1,075.27
Free postage
Oak Wood Hardwood Window 900mm x 1200mm Flat Pack Self Assembly Unassembled
£465.00
Free postage
Flat Roof Lantern Window / Skylight / Custom Sizes / Triple Glazed Self Clean
Award Winning - 20 Year Warranty - Roof Lanterns
£250.00 to £790.00
Free postage
Oak Wood Hardwood Window 1200mm x 750mm Flat Pack Self Assembly Unassembled
£390.00
Free postage
Window Double Glazed Windows Solid Oak Cottage Horizontal Bar (cancelled order)
£1,050.00
Free postage
Wood Timber Hardwood Window Double Glazed Oak Windows 1200mm X 450mm Landscape
£595.00
Free postage
Window Double Glazed Windows Solid Rustic Oak 1200mm x 450mm Landscape
£465.00
Free postage
Airvent SM 1200 Trickle Vent window 620mmx600mm Surface Mounted Window Brookvent
£19.99
Free postage
Roof Window / Flat Roof Fixed Coxdome Triple Glazed Rooflight + Kerb
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£269.00 to £654.00
(£432.00/Unit)
Free postage
Brand new white upvc window 1200 X 2040 Mm Only £249 Fully Glazed
£249.00
or Best Offer
£70.00 P&P
Aluminium Window | Opening Window Single Side Opener | 450mm x 1200mm
£715.00
or Best Offer
£100.00 P&P
Flat Roof Glass Pane Window, Rooflight Skylight - Electric Opening - 150mm KERB
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£907.00 to £2,331.00
(£1,109.00/Unit)
Free postage
Mardome Polycarbonate Window Rooflight, Manual Opening Flat Roof Dome Skylight
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£469.00 to £1,061.00
(£912.00/Unit)
Free postage
Airvent SM 1200 Trickle Vent window 400mmx365mm Surface Mounted Window Brookvent
£18.99
Free postage
Templates For Leaded Windows self adhesive lead strip for windows glass crafts
£4.00 to £9.50
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
OAK PVC uPVC WINDOW MADE TO MEASURE 1000mm x 1200mm
£268.18
(£268.18/Unit)
or Best Offer
£100.00 P&P
Flat Roof Lantern Window / Skylight / Roof Glass / Various Sizes / UK DELIVERY
5 YEAR WARRANTY - CE Marked - FREE UK DELIVERY!!!
£290.00 to £480.00
Free postage
Flat Roof Skylight | Rooflight | Double Glazed Electric Opening + Kerb | Coxdome
5⭐Trustpilot ✅ In Stock ✅Free Delivery ✅10 Yr Warranty
£567.00 to £1,051.00
(£1,051.00/Unit)
Free postage

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
Roof Access Window OptiLook 46cmx75cm With Flashing Included
(53)
£130.00 New
Window Handle Multi Spindle ERA Upvc Universal Gold Black Button Maxim
(6)
£7.49 New
Stormguard UPVC Replacement Door and Window Rubber Seal - Black
(342)
£2.99 New
Genuine VELUX foam 230123 - 5m length
(7)
£10.00 New
Patlock PATLOCK001 Security Lock For French Door
(889)
£41.64 New
£37.11 Used
VELUX VLT 1000 025 45x55cm Outdoor Window
(13)
£130.00 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
Sash Window Lift 2x Wedge White Rubber Jammer Wedger Stay Stopper Stop Small UK
(22)

100% agree - Would recommend
£4.35 New
SmartHome 45mm Wide Bullnose Window Door Skirting - White, 5m
(20)

100% agree - Would recommend
£10.55 New
10 X Left Hand Cranked Espag ERA Window Handle UPVC White
(19)

100% agree - Would recommend
£7.28 New

Frame Material

1200 X 1200 Window

Shop by category

186 results

Roof Window Skylight Flat Roof Lantern Roof Light Triple Glazed + FREE FRAME

Flat Roof Lantern Window / Skylight / Roof Glass / Various Sizes / UK DELIVERY

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

Flat Roof Light / Lantern / Skylight / Roof Glass / Various Sizes / UK DELIVERY

Sapele Wood Hardwood Window 1200mm x 900mm Flat Pack Self Assembly Unassembled

Sapele Wood Hardwood Window 1200mm x 450mm Flat Pack Self Assembly Unassembled

Oak Wood Hardwood Window 1200mm x 450mm Flat Pack Self Assembly Unassembled

Oak Wood Hardwood Window 1200mm x 1200mm Flat Pack Self Assembly Unassembled

Oak Wood Hardwood Window 1200mm x 900mm Flat Pack Self Assembly Unassembled

Roof Window Skylight Flat Roof Rooflight Self-Clean Triple Glazed with Free Kerb

Double Glazed Rooflight Window Glass Skylight Flat Roof Sky Light Lantern

Sapele Wood Hardwood Window 900mm x 1200mm Flat Pack Self Assembly Unassembled

Skylights TRIPLE Glazed FREE self clean - Flat rooflight - UK's leading supplier

UPVC Double Opening Window Grain Grey Unglazed Frame - 1200 X 1100

Roof Lantern Glass Lantern / Skylight / Roof Glass / Various Sizes / UK DELIVERY

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

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

Sapele Wood Hardwood Window 1200mm x 1050mm Flat Pack Self Assembly Unassembled

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

Sash Window Lead Sash Weights Square Different Size's & Weight's

Brand new white upvc window 1020 X 1200 Mm Only £199

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

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

Brand new Anthracite Grey upvc window 1200 X 1140 Mm Only £279 Fully Glazed

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

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

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

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

Flat Roof Skylight Lantern Window Triple Glazed Roof Glass Light Fixed Rooflight

Flat Roof Lantern Glass / Skylight / Roof Glass / Various Sizes / UK DELIVERY

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

Triple Glazed Rooflight Window Glass Skylight Flat Roof Sky Light Lantern

self adhesive window lead templates cad drawn various grids sizes

Roof Window Rooflight Flat Roof Triple Glazed Electric Opening + Kerb | Coxdome

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

Brand new white upvc window 625 X 1200 Mm Only £149 Each

Oak Wood Hardwood Window 1200mm x 1050mm Flat Pack Self Assembly Unassembled

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

Flat Roof Lantern Skylight / Glass / Roof Glass / Various Sizes / UK DELIVERY

Triple Glazed Skylight Flat Roof Rooflight SELF CLEAN UV Protection 600 x 1200

Sapele Wood Hardwood Window 1800mm x 1200mm Flat Pack Self Assembly Unassembled

Skylight Roof Window TRIPLE GLAZED Toughened Glass Flat Rooflight

Oak Wood Hardwood Window 900mm x 1200mm Flat Pack Self Assembly Unassembled

Flat Roof Lantern Window / Skylight / Custom Sizes / Triple Glazed Self Clean

Oak Wood Hardwood Window 1200mm x 750mm Flat Pack Self Assembly Unassembled

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

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

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

Airvent SM 1200 Trickle Vent window 620mmx600mm Surface Mounted Window Brookvent

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

Brand new white upvc window 1200 X 2040 Mm Only £249 Fully Glazed

Aluminium Window | Opening Window Single Side Opener | 450mm x 1200mm

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

Mardome Polycarbonate Window Rooflight, Manual Opening Flat Roof Dome Skylight

Airvent SM 1200 Trickle Vent window 400mmx365mm Surface Mounted Window Brookvent

Templates For Leaded Windows self adhesive lead strip for windows glass crafts

Mardome Fixed Polycarbonate Window Rooflight, Flat Roof Dome Kerbed Skylight

OAK PVC uPVC WINDOW MADE TO MEASURE 1000mm x 1200mm

Flat Roof Lantern Window / Skylight / Roof Glass / Various Sizes / UK DELIVERY

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

Best selling

Rooflite 45 x 73 cm Glazed Skylight

KRONmat Optilight B 78 x 118 cm Roof Window - Grey

Roof Access Window OptiLook 46cmx75cm With Flashing Included

Window Handle Multi Spindle ERA Upvc Universal Gold Black Button Maxim

Stormguard UPVC Replacement Door and Window Rubber Seal - Black

Genuine VELUX foam 230123 - 5m length

Patlock PATLOCK001 Security Lock For French Door

VELUX VLT 1000 025 45x55cm Outdoor Window

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

Sash Window Lift 2x Wedge White Rubber Jammer Wedger Stay Stopper Stop Small UK

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