Mercia Octagonal Summerhouse - Summer House
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Mercia Octagonal Summerhouse


The Octagonal Summerhouse's unique structure attracts a great deal of attention in a garden.  It's a real stunner and you'll find people gravitating towards it. 

Features window boxes for you to plant your favourite plants, single or double doors (depending on the size). The styrene opening windows include a simple leaded decoration for ultra strength and durability. Both sizes are built using 12mm shiplap cladding, 12mm tongue and groove floor, 9mm plywood and green mineral felt. 

Available in 2 sizes: 6 x 6 and 8 x 6.

See available options.

Product Features:

Opening Window

Double Doors with Lock and Key

12mm Shiplap Cladding

12mm Tongue and Groove Floor

9mm Plywood

44 x 28 Framing

Apex Roof

Green Mineral Felt

Window Boxes


Product Dimensions:

All listed metric dimensions include the roof overhang.

NAME 6x6 - Octagonal Summerhouse 8x6 - Octagonal Summerhouse
DEPTH 6'1" (1.871m) 6'1" (1.871m)
DOORSTYLE Single Door Double Door
DOORHEIGHT 6'3'' (1.918m) 5'10'' (1.784m)
DOORWIDTH 2'5" (0.75m) 4'1" (1.26m)
EAVESHEIGHT 6'3" (1.918m) 6'3" (1.90m)
FRAMING 2"x1" (44x28mm) 2"x1" (44x28mm)
ROOFTYPE Apex Roof Apex Roof
ROOFCOVERING Green Mineral Felt Green Mineral Felt
ROOFHEIGHT 9'3" (2.817m) 9'3" (2.829m)
SIZE 6x6 8x6
WIDTH 6'1" (1.871m) 8'1" (2.468m)
WINDOWS Opening Windows Opening Windows
LEADTIME 5-14 days 5-14 days



Garden Shop Online is a UK online only retailer of garden buildings, furniture & contemporary lifestyle products from well known UK garden brands as well as carefully chosen products from smaller suppliers.

Established in 2019 Garden Shop Online has been created for the needs of owners of modern gardens. Whether it be starting from the basics of a level plot of a new build house or a terraced home with a small or medium sized courtyard garden you can be sure that GSO will be able to supply any building, structure or set of garden furniture to suit your needs. Apartment owners with balconies will also be able to choose bistro table sets & small scale Grow Your Own equipment to enhance their apartment alfresco lifestyle.

Garden Shop Online has been created by the Team behind the Award Winning UK Online Garden centre Heritage Gardens which this year is celebrating 10 years of online sales to customers throughout the UK.

As a customer of GSO you can expect to benefit from the following :

  • Personal prompt service. No order is too small to receive our personal attention.
  • Free UK Delivery on all products. Competitive online pricing.
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Garden Shop Online is a trading name of Daison Estates Ltd (Est.1923) Company Number 00194706 whose Registered Office is at Cliff House, Cliff Road, Torquay, Devon, TQ2 6RE.

UK Free Delivery*

We provide free delivery to UK mainland addresses. Please note that this excludes the Scottish highlands, UK islands and Northern Ireland. These areas will incur a shipping charge. If you would like to find out more about shipping charges to these areas please contact us.

Delivery Times

We endeavour to ship your order as quickly as possible with delivery usually within 3-5 working days. Some special order items will take longer to deliver (up to 30 days). We use a variety of shipping methods which are targeted to the size, weight and nature of the items in your order.

Problems with your order

If the order you receive is incorrect or has been damaged or broken, contact us immediately and we will make every effort to rectify the issue for you. If you do not receive your order due to a shipping error, please contact us immediately and we will arrange a replacement as soon as we can. Misplaced or lost orders due to shipping mistakes are our responsibility and you will incur no additional charge.

If you would like to return an item, please refer to our Customer Services page.

*Excludes Northern Scotland, UK Islands and Northern Ireland
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