SIA Dadsons SW-1 single window model made from Finnish spruce timber for garden houses and summer houses

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Single Window Model SW-1

Premium wooden single window (886 x 1271 mm) for 44mm garden buildings. Features double glazing, weather strips, and Nordic spruce frame. Hardware included.

Key specifications

886 x 1281 mm dimensions
Double-glazed unit
Compatible with 44mm wall logs
Nordic spruce construction
Includes handle and hardware

Double-Glazed Quality Window for 44mm Cabins

The Single Window Model SW-1 is a premium joinery component designed specifically for Dadsons’ 44mm log cabin range. Manufactured from high-grade Nordic spruce, this window combines traditional aesthetics with modern weather-proofing technology.

Superior Insulation

The SW-1 comes double-glazed as standard, significantly improving thermal retention and sound insulation. The unit is fitted with high-quality weather strips (seals) around the frame, preventing drafts and water ingress—essential for buildings used in cooler climates or for home offices.

Complete Installation Kit

The window is supplied as a complete unit with a sturdy timber frame measuring 886 x 1281 mm. It includes the sash and all necessary operating hardware, including the handle. Delivered in natural, untreated wood, it is ready for you to prime and paint to match your building’s color scheme perfectly.

Specifications

Width

88.6 cm

Height

128.1 cm

Windows

Applications

Renovation & Restoration

Breathe new life into existing structures with our high-quality renovation materials. Whether you are restoring a historic property, replacing worn siding, or upgrading a roof, our timber provides the authentic look and modern performance you need. We offer a wide range of profiles and dimensions to match existing work, ensuring a seamless finish for all your repair and improvement projects.

Windows, Doors & Architectural Joinery

Upgrade your property with high-performance operational elements. Our range of premium and standard windows and doors offers excellent thermal efficiency and aesthetic appeal for both new builds and renovations. Beyond the units themselves, we supply the specialized timber components needed for architectural joinery, allowing for custom fitting, frame construction, and the creation of unique entrances that make a lasting first impression.

Why choose Single Window Model SW-1?

Double Glazed

Fitted with sealed double-glazing units to minimize heat loss and reduce noise, making your garden building comfortable year-round.

Weather Sealed

Integrated rubber weather strips (seals) ensure a tight closure, protecting against wind and rain infiltration.

Frequently Asked Questions

The total frame dimensions for the SW-1 model are 886 mm wide by 1281 mm high.

The Model SW-1 features double glazing as standard, providing better insulation than single-pane alternatives.

No, the window is supplied in natural Nordic spruce, ready for you to apply your preferred wood treatment or paint.

This window is engineered for Dadsons’ standard 44mm wall log profiles.

Quality Materials Inside

Sawn Timber: Pine and Spruce for Construction

Discover our high-quality sawn timber from pine and spruce, ideal for construction with natural moisture, eco-friendly properties, and versatile sizing options.

Glued (Laminated) Wooden Beams and Boards

Discover glued wooden beams and boards made from pine and spruce, offering high moisture resistance, load capacity, and splinter-free handling for furniture, stairs, and windows.

Solid Glued (Laminated) Spruce Panels

High-quality solid glued panels made from premium spruce, available in various thicknesses, lengths, and widths, with hand-planed and sorted finishes for superior quality.

BS 2482:2009 Certified Scaffold Boards

Compliant with BS 2482:2009, our scaffolding boards feature metal plate clamping and come in multiple sizes for versatile construction applications.

Sawn Timber: Pine and Spruce for Construction

Discover our high-quality sawn timber from pine and spruce, ideal for construction with natural moisture, eco-friendly properties, and versatile sizing options.

Glued (Laminated) Wooden Beams and Boards

Discover glued wooden beams and boards made from pine and spruce, offering high moisture resistance, load capacity, and splinter-free handling for furniture, stairs, and windows.

Solid Glued (Laminated) Spruce Panels

High-quality solid glued panels made from premium spruce, available in various thicknesses, lengths, and widths, with hand-planed and sorted finishes for superior quality.

BS 2482:2009 Certified Scaffold Boards

Compliant with BS 2482:2009, our scaffolding boards feature metal plate clamping and come in multiple sizes for versatile construction applications.

Other Wooden Houses

Windows & Doors

Double Door SDD-5

Solid spruce double door SDD-5 with 45mm profile and double glazing. Adjustable hinges, rubber draught excluders, and outward opening. Frame size 1416 x 2053 mm.

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Premium Wooden Window GW-1

High-performance 68mm glued pine window (878 x 1171 mm) featuring a tilt-and-turn mechanism. Includes double glazing and factory-fitted rubber sealants.

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Sliding Door ALU-SLD-1

Two-panel sliding door with aluminium frame, 4mm tempered glass, and spruce casing. Precision-engineered for timber garden buildings. Request a trade quote.

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Premium Window GW-2

Premium 68mm laminated pine tilt-and-turn window with double glazing. Strong thermal performance in timber buildings.

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Fixed Window SFW-7

Slim-profile fixed window in solid spruce with double glazing. 571 x 1821mm, rubber-sealed casing, warp-resistant laminated frame. Ideal for timber garden buildings.

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Double Door SDD-4

Solid spruce double door SDD-4, 1416 x 2053mm overall. 45mm laminated profile, adjustable hinges, rubber weather seals and aluminium threshold. B2B supply across Europe.

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Fixed Window SFW-3 Horizontal

Large horizontal fixed timber window (vitrine) measuring 1921 x 606 mm. Made from Nordic spruce, featuring double glazing for superior thermal efficiency.

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Single Door SD-2

Solid spruce single door with 45mm profile, laminated anti-warp construction, rubber draught seals, and adjustable hinges. Engineered for timber garden buildings.

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Premium Window GW-4

Premium 878×1981mm tilt-and-turn timber window with 68mm laminated pine profile and 4+16+4 LowE glazing. U-value 1.1, MACO hardware, for garden buildings.

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Single Door SD-4

Timber outward-opening door in 45mm spruce profile with triple-glazed panels, adjustable hinges, and rubber draught excluders. B2B supply across Europe.

Double Door SDD-5

Solid spruce double door SDD-5 with 45mm profile and double glazing. Adjustable hinges, rubber draught excluders, and outward opening. Frame size 1416 x 2053 mm.

Premium Wooden Window GW-1

High-performance 68mm glued pine window (878 x 1171 mm) featuring a tilt-and-turn mechanism. Includes double glazing and factory-fitted rubber sealants.

Sliding Door ALU-SLD-1

Two-panel sliding door with aluminium frame, 4mm tempered glass, and spruce casing. Precision-engineered for timber garden buildings. Request a trade quote.

Premium Window GW-2

Premium 68mm laminated pine tilt-and-turn window with double glazing. Strong thermal performance in timber buildings.

Fixed Window SFW-7

Slim-profile fixed window in solid spruce with double glazing. 571 x 1821mm, rubber-sealed casing, warp-resistant laminated frame. Ideal for timber garden buildings.

Double Door SDD-4

Solid spruce double door SDD-4, 1416 x 2053mm overall. 45mm laminated profile, adjustable hinges, rubber weather seals and aluminium threshold. B2B supply across Europe.

Fixed Window SFW-3 Horizontal

Large horizontal fixed timber window (vitrine) measuring 1921 x 606 mm. Made from Nordic spruce, featuring double glazing for superior thermal efficiency.

Single Door SD-2

Solid spruce single door with 45mm profile, laminated anti-warp construction, rubber draught seals, and adjustable hinges. Engineered for timber garden buildings.

Premium Window GW-4

Premium 878×1981mm tilt-and-turn timber window with 68mm laminated pine profile and 4+16+4 LowE glazing. U-value 1.1, MACO hardware, for garden buildings.

Single Door SD-4

Timber outward-opening door in 45mm spruce profile with triple-glazed panels, adjustable hinges, and rubber draught excluders. B2B supply across Europe.