Forest Chiltern 4m x 3m Log Cabin (34mm) – Double Glazed

Overview

The Forest Chiltern is a spacious 4m x 3m log cabin offering 10.2m² of internal space, perfect for creating a garden office, gym or additional living area. Constructed from premium kiln-dried timber with 34mm thick interlocking logs, this cabin combines traditional charm with robust durability and modern double glazing for comfort year-round.

Key Features

• 4m x 3m dimensions with 10.2m² usable interior space
• 34mm thick interlocking log walls for superior strength
• Toughened real glass double glazing throughout
• Glazed double doors with key-operated rim lock
• Two front windows with tilt and turn opening mechanism
• FSC certified timber construction
• Pressure treated floor bearers for damp resistance
• Premium Felt roof covering with 15-year life expectancy

Roof Types

This log cabin features a reverse apex roof design covered with Forest’s Premium Felt. The Premium Felt is polyester-backed with twice the rip resistance of standard mineral felt, weighing 24kg and offering a 15-year life expectancy. For enhanced protection, you can upgrade to Superior Felt, 34kg with a 20 to 30 year lifespan, which includes free underlay, or add underlay separately to improve weatherproofing and protect against natural timber movement.

Dimensions

• Size: 4m x 3m
• Internal floor area: 10.2m²
• Wall construction: 34mm thick interlocking logs
• Roof style: reverse apex

Construction

The cabin is built using 34mm thick interlocking logs of kiln-dried timber, ensuring a durable and weatherproof structure. The floor and roof both consist of 19mm tongue and groove timber boards, known for their strength and weather-resistant properties. Pressure treated floor bearers provide additional stability and increased resistance to damp, protecting the cabin from moisture damage.

Treatment & Guarantee

The timber is supplied untreated, and you must apply a preservative upon assembly to protect the wood. Forest use FSC certified timber, supporting sustainable forestry practices. Regular maintenance and treatment will help extend the lifespan of your log cabin.

Doors & Windows

Double glazed doors with a key-operated rim lock provide secure entry and allow natural light into the interior. Door positioning can be adjusted to the left or right of the front aspect to suit your garden layout. Two long front windows feature modern tilt and turn opening mechanisms for ventilation. All glazing is toughened real glass double glazing, offering improved sound and heat insulation.

Assembly Information

This cabin must be assembled on a solid, level surface such as concrete. Professional installation services are available, though you’ll need to prepare the ground and base beforehand. An untreated wood preservative must be applied following assembly to protect the timber from weathering.

Delivery Information

FREE delivery is provided to most UK postcodes. An optional installation service is available to simplify setup, ensuring your log cabin is properly constructed and ready to use.

Optional Upgrades

• Underlay, sand felt underlayer for enhanced weatherproofing
• Superior Felt, 34kg felt with 20 to 30 year life expectancy and free underlay included
• Professional installation service

Frequently Asked Questions

What’s included with the Premium Felt? The Premium Felt comes standard with the cabin, offering a 15-year life expectancy. Underlay can be added separately for extra protection.

Can I position the doors differently? Yes, the glazed double doors can be positioned to the left or right of the front aspect to suit your preferences and garden layout.

Is this suitable for garden storage? While primarily designed as a garden office or living space, the spacious interior can accommodate storage needs alongside its primary use.

You may also like

Prefer a fully double glazed upgrade? The Forest Chiltern 4m x 3m Log Cabin (34mm) – Single Glazed shares the same footprint at a lower price point. You can also browse the full range of log cabins, or see our wooden garden sheds for other timber garden buildings.