Swallow Dove 12x6 ThermoWood Lean To Greenhouse with Installation

EAN: 5060290210300

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The Dove 12ft x 6ft Wide Lean To Greenhouse is designed in a traditional in style but constructed using ThermoWood®. This is timber that has been through a heat treatment process that increases durability and eliminates warping and rot. 

Other advantages include minimal shrinkage and expansion, and no required preservatives -saving the environment and your money.

British built by Swallow craftsmen, the Lean To has an impressive range of features and optional extras. The roof vents open automatically so good air circulation is guaranteed and the toughened glazing is silicone sealed.

There's also full length staging along one side already fitted, and the single door has a mortice lock, it can be positioned at either end. Delivery and installation are included in the price. 

12x6 Dove Lean To Features:

  • ThermoWood®: Heat treated Scandinavian timber that's rot and warp resistant
  • Glazing: 3mm Toughened safety glass
  • Roof Vents: 2 with auto openers
  • Staging: On one side (L shape optional extra)
  • Doors: One installed as standard
  • Glazing Bars: 58mm x 34mm finished size
  • All Boards: 12mm tongued and grooved
  • Locks: Door has a mortice lock & aluminum handles
  • Glazing: All glazing is slid into a groove & sealed with quality silicone
  • Joints: All the cut shapes are jointed with a clear plastic H section
  • Capping: The ridge and top vents are sealed with a specially machined timber capping
  • Damp Barrier: 20mm black PVC section screwed to the bottom
  • Stainless Steel Nails: Used to fix all the tongued/groove boards
  • Delivery and installation included in price

12x6 Dove Lean To Dimensions:

  • Gable width (A): 2010mm (6ft 7ins) 
  • Length (B): 3840mm (12ft 7ins)
  • Eaves height (C): 1730mm (5ft 8ins) 
  • Ridge height (D): 2910mm (9ft 6ins)
  • Door width (E): 570mm (1ft 10ins)
  • Door height (F): 1980mm (6ft 6ins)

Note: Larger 14ft x 6ft, and smaller 10ft x 6ft versions of this Lean To are available.

Optional Extras for your Swallow Greenhouse

Staging along one side is included as standard in your Swallow GB Greenhouse, however, an additional High Level Shelf and Extra Staging on the end to make an L shape is an option below and can also be painted in a colour to suit. The Hunter Gutter and Downpipe Kit allows you to collect and reuse rainwater - the best water for all plants - this is available as an optional extra below.

Please Note: Imagery may show Dove Lean To's of a different size and optional extras that must be purchased separately. A suitable flat, level and sturdy base must be prepared before the delivery / Installation date to ensure a hassle free installation.

Select Your Options

Option 1: Would you like your Greenhouse Painted?

  • with Standard ThermoWood® Finish

  • with ThermoWood® Finish in BRACKEN


  • with ThermoWood® Finish in OLIVE


  • with ThermoWood® Finish in EARTH


  • with ThermoWood® Finish in LILY WHITE


Option 2: Would you like to add Extra Staging?

  • with ThermoWood® Extra Staging


Option 3: Would you like to add a High Level Shelf?

  • with ThermoWood® High Shelf


Option 4: Would you like to add a Rainwater System?

  • with Swallow Hunter Rainwater System in WHITE


  • with Swallow Hunter Rainwater System in BLACK


Option 5: Please choose a Delivery option -

  • including Delivery/Installation within Mainland UK

  • including Delivery/Installation within Scotland (North of Grangemouth)


Option 6: Please Choose Your Required Door Position

  • with Door on the Left Side

  • with Door on the Right Side

Additional Accessories for your Greenhouse

  • with Ornate Black Door Handle


Delivery Info


Inclusive delivery and installation is limited to UK Mainland excluding areas 15 miles further North of Glasgow. Areas further than this and Offshore Islands would require a custom quote. Please Contact Us here if this is the case.
A suitable, flat and level base must be prepared prior to the delivery and installation.

Price Promise

If you find any of our products in stock and immediately available, at our competitors we will try out best to match the price. We do not charge extra for delivery or installation, but if you find somewhere cheaper, please Contact Us so that we may try to match the price or beat it.


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£2,597.00 inc. VAT