Swallow Swan 8x21 ThermoWood Greenhouse with Installation

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The Swan has a gable width of 8ft 9ins and a porch width of 8ft 9ins and is also available in three standard lengths. This illustrated greenhouse was sited on a dwarf wall. However as standard the building is constructed upon a boarded base. As with the Cygnet and Mallard guttering and two front returned stagings are supplied as standard (with this model double doors are also supplied as standard).

8x21 Swan Features:

  • ThermoWood®: Heat treated Scandinavian timber that's rot and warp resistant
  • Guttering and two front returned stagings
  • Glazing bars: 58mm x 34mm finished size
  • All Boards: 12mm finish tongued and grooved
  • Doors: Double  with mortice lock and aluminium handles
  • Glazing: 3mm toughened safety glass, slid into a groove and sealed with quality silicone
  • Joints: All the cut shapes are jointed with a clear plastic H section
  • Roof Vents: 6 large roof vent with automatic opener
  • Finial: A specially turned apex finial for that classic look.
  • Capping: The ridge and top vents are sealed with a specially machined timber capping.
  • Damp Barrier: A 20mm black PVC section is screwed to the bottom
  • Stainless Steel Nails: Used to fix all tongued and grooved boards
  • Delivery and installation included in price

8x21 Swan Dimensions:

  • Gable Width: 2660mm (8ft 9ins)
  • Length: 6702mm (21ft 11ins)
  • Eaves Height: 1730mm (5ft 8ins)
  • Ridge Height: 2660mm (8ft 9ins)
  • Double Door Width: 120mm (3ft 11ins)
  • Door Height: 1980mm (6ft 6ins)
  • Porch Width: 2660mm (8ft 9ins) 
  • Porch Length: 730mm (2ft 5ins)

Please Note: Imagery may show greenhouses of a different size and with 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

Build Design - Standard or Dwarf Wall Option

  • with Standard Board Base Version

  • with Dwarf Wall Version

Option 1: Would you like your Greenhouse Painted?

  • with ThermoWood® Finish in LILY WHITE


  • with ThermoWood® Finish in EARTH


  • with ThermoWood® Finish in OLIVE


  • with ThermoWood® Finish in BRACKEN


  • with Standard ThermoWood® Finish

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: Please Choose Your Rainwater Guttering Colour Option

  • with Swallow Hunter Rainwater System in BLACK

  • with Swallow Hunter Rainwater System in WHITE

Option 5: Please choose a Delivery option -

  • including Delivery/Installation within Mainland UK

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


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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