Double Glazed Windows & Doors
Price range: £165.84 through £749.17With 4mm toughened glass ether side of a 6mm double-glazed unit.
Chrome fittings as standard, locks to all openings and 3 lever door lock.
FREE Delivery Over £200
Discover our premium range of Explore our Single and Double Glazed Windows and Doors, Toughened and Horticultural Glass at Topwood Timber, perfect for enhancing the functionality and aesthetics of your projects. Whether you’re replacing windows, constructing greenhouses, or upgrading doors, our glass products are tailored to meet the needs of builders, DIY enthusiasts, and construction professionals alike.
Our single-glazed windows is an ideal choice for projects requiring a simple, cost-effective solution, such as internal doors or decorative applications. For improved insulation and energy efficiency, explore our double glazing, toughened and horticultural glass which helps to reduce heat loss and external noise, making it perfect for residential and commercial properties.
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With 4mm toughened glass ether side of a 6mm double-glazed unit.
Chrome fittings as standard, locks to all openings and 3 lever door lock.

With 3mm horticultural glass or upgrade to 4mm toughened glass. Brown plastic fittings and metal hinges as standard.
High-quality double-glazed windows for garden buildings, sheds, and larger sectional buildings.
Available in a wide variety of sizes and models to suit your needs.
* ALL SIZES ARE APPROXIMATE *


Sizes Available:
» 610 x 610 x 3mm
» 1422 x 730 x 3mm


Sold in Various sizes:
610 x 610 x 3mm
460 x 400 x 4mm
510 x 510 x 4mm
900 x 610 x 4mm
1240 x 524 x 4mm
1422 x 730 x 3mm
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PAR Eased 4 Edges Landscape Batten Tanalised (pressure treated) 25x100 (18X95) 3.6m
17 × £7.50
Prepared Redwood Tanalised (pressure treated) (12x95) 16x100x3900mm
8 × £7.50
T Hinge 12" / 300mm Pair
6 × £6.25
Oak Garden Sleepers 100x200x2.4m - Wholesale Pack 90 Pieces
8 × £2,925.00
Oak Garden Sleepers - Wholesale Pack 25 -100x200x2.4m
9 × £812.50
Reclaimed Railway Sleepers - Wholesale Pack 24 -150x250x2600
9 × £900.00
Packs of 50 Softwood Garden Sleepers – 100 x 200 x 2.4m
7 × £791.67
Garden Sleepers - Full Lorry Load - 864 Sleepers - 100x200x2.4m
9 × £12,587.00
Reclaimed Railway Sleepers - Wholesale Pack 24 -150x250x2600
14 × £900.00
Garden Sleepers - Half Lorry Load - 432 Sleepers - 100x200x2.4m
9 × £6,480.00
Oak Garden Sleepers 100x200x2.4m - Wholesale Pack - Full Load 500 Sleepers
11 × £13,950.00
T&G Shiplap Tanalised (pressure treated) Timber 19x125 (16x119) 4.8m - 1 to 149 Pieces of 4.8m
1 × £9.12
47x75 (45x70) C24 Graded Tanalised (pressure treated) - Wholesale Packs 168 - 3.6m
1 × £677.86
47x75 (45x70) C24 Graded Tanalised (pressure treated) - 4.8m
1 × £7.71
47x150 (45X145) C24 Graded Tanalised (pressure treated) - 3.6m
1 × £11.58
47x200 (45X195) C24 Graded Tanalised (pressure treated)
11 × £20.58
47x75 (45x70) C24 Graded Tanalised (pressure treated) - 3.6m
1 × £5.79
47x50 (45x45) C24 Graded Carcassing
8 × £2.58
38x50 (34x45) SF WW Framing Tanalised (pressure treated)
9 × £5.83
Planned Tanalised (pressure treated) Gravel Boards 22x150 Various Lengths - 3.9m
1 × £8.33
Far Eastern WBP Plywood 18 mm- 2440 x 1220
5 × £36.25
Far Eastern WBP Plywood - 2440 x 1220 x 12mm
9 × £29.17
OSB3 Plywood 2440 x 1220 x 11mm
2 × £14.58
OSB3 Plywood 2440 x 1220 x 18mm
1 × £20.82
Garden Sleepers - 100x200x1.8m
10 × £12.50
SmartBoard Composite Decking - Available in 3 Colours - Battleship Grey
1 × £34.00
SmartBoard Colour Co-ordinated Decking Screws - Battleship Grey
1 × £22.00
Garden Sleepers - Wholesale Pack Of 50 - 100x200x3000m
9 × £1,125.00
Sawn Fence Posts Tanalised (pressure treated) Green 100x100 - 100x100x2.4m
1 × £13.90
Prepared Unsorted Joinery Timber 38 x 50 x 3.9m
7 × £5.83
Sawn Fence Posts Tanalised (pressure treated) Brown 75x75 - 75x75x3m
1 × £10.00
Sawn Fence Posts Tanalised (pressure treated) Brown 75x75 - 75x75x2.4m
1 × £7.50
Sawn Fence Posts Tanalised (pressure treated) Green 100x100 - 100x100x3m
1 × £16.40
63mm Secure Sleeper Screws - Hex Head - Pack of 30
9 × £4.73
Toughened Glass - 610x610x3mm
1 × £16.67
Decking Screws Box 4.5 x 60mm (200 pcs)
3 × £5.83
Double Sleeper Corner Support Spike
8 × £6.38
ELH Clout Nails 1kg Bags
4 × £4.58
38x50 (34x45) 4.8m SF WW Framing Tanalised (pressure treated) Wholesale Pack of 360
5 × £1,347.84
3 Lever Mortice Sash Lock 63mm
1 × £16.66
Double Sleeper Straight Support Spike
8 × £6.38
Padbolt 6" Black
5 × £5.83
3” Press Lock
4 × £9.99
Roofing Felt Super Shed Polyester 12kg 5x1m Roll
2 × £13.33
Roofing Felt Super Shed Polyester 24kg x 10m Roll
2 × £26.67
Internal Sleeper Corner Support Bracket
2 × £1.31
Padbolt 6" Galvanised
2 × £15.00
Short Internal Sleeper Straight Flat Support Plate
4 × £1.22
75mm Sleeper / Base Anchor Bracket Concrete In
4 × £5.82
Round Wire Nails 50 x 2.65mm Galvanised
2 × £4.17
Onduline Roofing Ridges - Black
1 × £8.00
Onduline Roof Nails - Packs Of 100
1 × £6.00
Onduline Roofing Black Slim Verges
1 × £6.00
Kiln Dried Oak Logs Firewood- Wholesale Packs - Pallet Of 80 Nets
4 × £457.15
Birch Firewood Bundle
5 × £66.67
Premium Restaurant Charcoal - 12kg Bags - 1 Bag
1 × £17.14
Coal & Logs Firewood Bundle
4 × £109.52
Kiln Dried Birch Logs Firewood- Wholesale Packs - 1 Pallet 80 Nets
4 × £380.96
Firewood: Seasoned Logs - 30 Litre Nets - 6 Nets
1 × £34.29
Premium Smokeless Coal - 25kg Bags - 3 Bags
1 × £66.67
Firewood: Seasoned Logs - Wholesale Packs - 1 Pallet of 80 Nets
2 × £380.93
BS Graded Scaffold Boards - 36x225x3.9m
7 × £18.33
PAR Eased 4 Edges Landscape Batten Tanalised (pressure treated) 25x50 (20.5x44) 3.9m
6 × £4.88
T&G Shiplap Tanalised (pressure treated) Timber 19x125 (16x119) 4.8m Wholesale Pack of 324 Pieces
1 × £1,833.84
BS Graded Scaffold Boards - 36x225x3.9m Tanalised (pressure treated)
4 × £20.83
Single Sleeper Straight Support Spike
3 × £2.82
63mm Secure Sleeper Screws - Hex Head - Tub of 150
3 × £16.88
Long Internal Sleeper Straight Flat Support Plate
1 × £2.91
PAR Eased 4 Edges Landscape Batten Tanalised (pressure treated) 25x75 (18X70) 3.6m
4 × £5.40
Sawn Featheredge - 4.8 Mtrs – (25×150) Wholesale: 280 Pieces Per Pack
3 × £1,439.20
Torx Timberfix 360 Wood Screws - 4.0 x 40mm
1 × £6.67
Torx Timberfix 360 Wood Screws - 4.0 x 30mm
1 × £6.67
Landscape Screws 6.5 x 150mm - 50 Pieces
3 × £16.67
Landscape Screws 6.5 x 70mm - 50 Pieces
3 × £10.00
Roofing Felt Super Shed Polyester 19.2kg 8x1m Roll
1 × £21.33
Landscape Screws 6.5 x 200mm - 50 Pieces
1 × £25.00
Landscape Screws 6.5 x 100mm - 50 Pieces
2 × £12.50
Machine Batten Tanalised (pressure treated) - Various Lengths - 19x33x3.9m
1 × £2.92 Subtotal: £412,989.04