2ft Side Vent Addition for Swallow Greenhouses

Important Information: This item cannot be ordered and supplied on it's own, this is an optional extra for Swallow Greenhouses.

Side vents help draw fresh air in improving air circulation and helping prevent the air in the greenhouse from turning stagnant. Choose to add these low level opening side/rear windows.

• Size - 2ft x 2ft

Standard Direct Delivery

Items that are sent using our Direct Delivery Service, are delivered direct from our suppliers, to you.

Delivery is FREE for this postage method. The details of what additional services are provided, can vary across the specific product type that is being ordered.  

Please be aware that we do not offer free returns, so unless there is a fault with your item, then you will be required to cover the cost of returning it to us, or for us to collect the item

If you have any questions regarding the delivery options for this product, please do not hesitate to contact us.

Unique to Swallow Greenhouses, all Thermowood used by Swallow (GB) Ltd. is manufactured from quality red wood pine and this high performance timber from Finland is perfect for wooden greenhouses. It’s heat treated to over 200 degrees to remove moisture and resin. This process results in a consistently coloured timber, with improved dimensional stability and most importantly improved durability against decay. This a long lasting performance wood developed for exterior cladding of buildings in harsh Scandinavian weather, making it perfect for building tough wooden greenhouses.

Benefits include:

• Destroys resins and proteins and stabilises the timber.
• All bacteria is killed, resulting in a sterile material
• The timber is totally natural and chemical free
• Reduced thermal conductivity
• Improves durability against decay
• Improved dimensional stability
• Good choice for allergy sufferers