
8'6 x 12â8 Halls Magnum 812 Greenhouse (2.57 x 3.84m)
by Halls
£1469.00from 3 retailers
GTIN05010697089009
EAN5010697089009
Prices updated 16 Mar 2026
Compare 3 Retailers
£1469.00
Best Price£1469.00
Go to store£1469.00
Go to storeAmazon
Check availability and price on Amazon.co.uk
Deals & Voucher Codes
Product Description
The 8x12 Magnum Greenhouse from Halls is a large greenhouse ideal for keen gardeners. Its excellent range of features makes gardening and grow-your-own pursuits a pleasure. This garden greenhouse is constructed from long-lasting, low maintenance aluminium framing further strengthened by cast iron bolts, diagonal bracing and reinforcement brackets. As standard, this greenhouse is fitted with toughened safety glass, although you can upgrade to 4mm twinwall UV stabilised insulating polycarbonate, if desired. Whichever option you choose, it is easy to install with clips and rubber gaskets. Wide, smooth-action, double sliding doors provide easy access to the greenhouse while 4 roof vents allow control of interior conditions. Optional extras include an autovent openers for the windows, a louvre window, and an autolouvre control. All our Halls Magnum Greenhouses are 2.57m wide with a generous 1.51m eaves and 2.58m ridge height. This 8x12 greenhouse is 3.84m deep with a base area of 9.9m2. Optional extras include greenhouse staging to maximise space. Choose from 1- or 2-tier aluminium staging with slatted shelves, or opt for a purpose built 3-tier seed tray frame staging which will hold 15 seed trays. The always popular 2- tier potting bench and a greenhouse heater are also available. All greenhouses should be placed on a firm, level surface. Choose the optional greenhouse base designed for Halls' greenhouses for increased stability. This greenhouse is also available in an attractive green powder-coated finish and as an 8x10 or 8x14 model. Manufactured in the UK by Halls, a specialist greenhouse company Easy to install glazing with clips and rubber gaskets Toughened safety glass as standard Robust, low-maintenance aluminium frame with diagonal bracing, cast iron bolts and reinforcement brackets Smooth-running sliding door - 600mm door opening 4 roof vents Optional autovent opener, louvre window and autolouvre control Integral gutters Optional base available Choice of staging extras Width x depth: 2.57m x 3.84m Eaves height: 1.51m Ridge height: 2.58m Base area: 9.9m2
More products from Buy Sheds Direct
Browse their full range on Yorkshire.com
Related Products

Forest Victorian Walkaround Greenhouse 3' x 4' with Auto Vent
£669.99

Forest Victorian Walkaround Greenhouse 3' x 4'
£634.99

Forest Mini Greenhouse
£334.99

Forest Georgian Tall Wall Lean to Greenhouse 3'9 x 1'6
£474.99

Alm Manufacturing GH001 Glazing Clips Pack of 50
£4.01

Alm Manufacturing GH003 Cropped Glaze Bolts & Nuts Pack of 20
£4.01