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The Open and Backed Alcoves are custom-fit accessories for the Sienna Modular Storage system, offering a flexible way to personalise your storage layout. Whether creating open display spaces or closed-back compartments, these alcoves allow you to tailor each unit for function and aesthetic. Available in a variety of sizes and depths, they fit seamlessly into the Grid framework while adding structure and style to shared or private areas.

Features

  • Designed specifically for Sienna Modular Storage compatibility
  • Open alcoves ideal for display, backed versions for enclosed storage
  • Mix and match configurations to suit collaborative or individual spaces
  • Quick-fit design for fast and secure installation
  • Available in a variety of sizes to match different grid positions

Specification

Code Type Dimensions (W x D x H mm) Compatible With Price
O225841 Open 368 x 400 x 368 Fits O225791 £114.55
O225842 Open 468 x 400 x 368 Fits O225792 £127.18
O225851 Backed 368 x 400 x 368 Fits O225791 £128.08
O225852 Backed 468 x 400 x 468 Fits O225792 £140.71
O225853 Backed (Full Unit) 800 x 400 x 800 Replaces O225791 £308.48
O225854 Backed (Full Unit) 1000 x 400 x 800 Replaces O225792 £345.47

Quick order list

Your cart
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | BeechO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | BlackO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | Classic AshO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | Grey OakO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | Light OakO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | MapleO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | Modern OakO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | Plain GreyO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | Verade OakO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | WhiteO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | AnthraciteO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | ConcreteO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | Dijon WalnutO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | Halifax OakO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | New Swiss ElmO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 1000mm / 1000mm | White OakO225854
£345.47/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | BeechO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | BlackO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | Classic AshO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | Grey OakO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | Light OakO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | MapleO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | Modern OakO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | Plain GreyO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | Verade OakO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | WhiteO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | AnthraciteO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | ConcreteO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | Dijon WalnutO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | Halifax OakO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | New Swiss ElmO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 800mm / 800mm | White OakO225853
£308.48/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | BeechO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | BlackO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | Classic AshO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | Grey OakO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | Light OakO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | MapleO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | Modern OakO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | Plain GreyO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | Verade OakO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | WhiteO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | AnthraciteO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | ConcreteO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | Dijon WalnutO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | Halifax OakO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | New Swiss ElmO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 468mm / 468mm | White OakO225852
£140.71/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | BeechO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | BlackO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | Classic AshO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | Grey OakO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | Light OakO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | MapleO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | Modern OakO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | Plain GreyO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | Verade OakO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | WhiteO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | AnthraciteO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | ConcreteO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | Dijon WalnutO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | Halifax OakO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | New Swiss ElmO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Backed / 368mm / 368mm | White OakO225851
£128.08/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | BeechO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | BlackO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | Classic AshO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | Grey OakO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | Light OakO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | MapleO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | Modern OakO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | Plain GreyO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | Verade OakO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | WhiteO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | AnthraciteO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | ConcreteO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | Dijon WalnutO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | Halifax OakO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | New Swiss ElmO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 468mm / 368mm | White OakO225842
£127.18/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | BeechO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | BlackO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | Classic AshO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | Grey OakO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | Light OakO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | MapleO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | Modern OakO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | Plain GreyO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | Verade OakO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | WhiteO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | AnthraciteO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | ConcreteO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | Dijon WalnutO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | Halifax OakO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | New Swiss ElmO225841
£114.55/ea
£0.00
Open and Backed Alcove - Sienna Modula Storage
Open / 368mm / 368mm | White OakO225841
£114.55/ea
£0.00
0

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