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50 years experience
Manufactured in Great Britain
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  • We'll deliver any product to your home, 5 days a week and even in two working days.
  • We schedule deliveries from 8am until 6pm.
  • Free delivery is also available.
  • We'll text you a 3 hour timeslot on the morning of your delivery.
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Pressure Treated Alpine Grandmaster Long Window Summerhouse Cabin

From £64.09 / month

OPTIONALLY INSULATED

In stock
Mortice lock and lockable windows
Extra tall inside
Stronger and taller double doors
16mm cladding upgrade
15 year anti rot guarantee
Fully opening windows

Disclaimer : Painted buildings are for illustration purposes only. All buildings are on their standard or pressure treated colour upon delivery.

Looking for a bigger, more luxurious garden summerhouse that’s practically a home away from home? Then look no further than the Pressure Treated Alpine Grandmaster Long Window Summerhouse Cabin. There’s plenty of space for you and your guests to enjoy the warm UK summer from the comfort of your garden. Wide spacious windows will allow plenty of sunlight to enter the building, and the extra tall inner structure will make you feel like you’re right at home. With lots of customisable options, your new summerhouse will be perfectly suited for your outdoor space.

Included

High quality materials

We only use the very best materials for our garden buildings.

Included

15 Year anit rot guarantee

Peace of mind that your building will stand proud for years.

Included

Longer lasting

Our buildings are designed to last.

Included

Thicker and doubled up framing

27mm x 44mm panel framing – thicker than standard. Key supports are doubled up to 54mm for extra support.

Included

11mm and 16mm Shiplap options available

Choose between 11mm and 16mm shiplap.

Included

Extra high ridge and eaves height

Extra Tall Building

Included

Partition wall options available

Partition wall options available

Included

Double summerhouse doors

Ease access

Included

Long fixed windows as standard. Upgrade to opening windows

Upgrade to opening windows.

Included

Insulation option available

High performance multi-foil interior lining for maximum heat retention.

Included

Alpine roof style with an overhang

Roof Style with overhang

Included

Multipule sizes available

Range of sizes available

Included

Single or double glazing options

For extra light and panoramic views of your garden.

Included

Fully boarded tongue and groove roof

Fully boarded tongue and groove roof

Included

3 tongue and groove floor thicknesses available

Pressure treated runners with multiple floor thicknesses available

Included

Multi purpose interior

Suitable for all year round use

Included

Mineral felt is included as standard. Upgrade to rubber roof

Protection from the elements

Included

Roof Material

Our signature mineral felt is included as standard

Included

Pre-assembled panels that fit through your door

Pre-assembled panels that fit through your door

Included

All fixings and stage by stage instructions included

Simple assembly for a quick and easy build.

Select Size
Select Measurements
Metric
Imperial
Overall Dimensions
Overall Width
Value
Overall Depth
Value
Width Internal
Value
Depth Internal
Value
Eaves & Ridge
Eaves Height Inc. Floor
Value
Eaves Height Excl. Floor
Value
Ridge Height Inc. Floor
Value
Ridge Height Excl. Floor
Value
Eaves Height Internal
Value
Ridge Height Internal
Value
Features
Windows
Value
Shed Type
Value
BillyOh Range
Value
Roof Style
Value
Fixtures & Fittings
Value
Cladding Style
Value
Locking System
Value
Interchangeable Windows
Value
Basecoat Treatment
Value
Pre-Assembled Side Panels
Value
SCROLL UP TO SEE YOUR BUILDING
  • Size
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  • Wall Thickness
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  • Panel & Windows
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  • Floor
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  • Internal Cladding Board
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  • Roof Cover
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  • Parition Wall
    Please Select..
  • Building Assembly Service
    Please Select..
  • Roof Shingle Assembly Service
    Please Select..
  • Rubber Roof Assembly Service
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  • Insulation & Internal Cladding Board Assembly Service
    Please Select..
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