
Grange-3 Greenhouse 12000 (3m x 12m)
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Grange-3 12000 Model
*Pre-Order Due Mid/Late October 2025
Billed as a top-of-the-line our Grange Series is Australia’s first ultra heavy duty residential/ commercial Greenhouse and is without a doubt the most sought-after Greenhouse on the Australian market today.
PLEASE NOTE: This frame can not be compared to ‘Hobby Greenhouses on the market’ and we provide a FULL Box-Section Frame – every profile not just a few!
Sproutwell Greenhouses is the only Australian company to have a range of Greenhouses & Glasshouses Independently Engineered to back up the advertised wind ratings.
*Images may show accessories such as Louvres/Shading System/Shading Brackets etc - these items are not included and can be purchased separately.
*This model can be raised on dwarf walls. Please contact us to find out more information.
WE CAN PROVIDE A CERTIFICATE OF COMPLIANCE AS REQUIRED UNDER THE BUILDING ACT
* National Construction Code
* Australian Standards AS1170 & AS1664.1
* (VBA Reg 126 / 1507 certificates only, check local state requirements)
External Size: L: 12068mm W: 3060mm H: 2500mm (39.4x10x9.2ft)
Eave Height: 1620mm
Ridge Height: 2500mm
Floor Space: 36sq metres
Colour: Black
- Specifications
- Carton Sizes & Weights
When only the best will do...Attractive modern appearance, extremely strong with the added bonus of a quick assembly.
- Aluminium Frame available in Powder Coated Black
- Exclusive Ultra Heavy Duty FULL Box Section Aluminium Profiles with fully integrated Polycarbonate Glazing Channel - MADE TO LAST!
- Clever design allowing simple and quick assembly using Aluminium Connectors and Smart Slide-in Assembly - REDUCING ASSEMBLY TIME BY OVER 70%
- 10MM UV Protected Twin-Wall Raw Polycarbonate Panels Limited 10 YEAR WARRANTY- NO MESSY SILICON REQUIRED to secure panels!
- Full Diagonal & Horizontal Side Wall Bracing
- Ridge & Eave Bracing
- 1m Wide Double Half-Divided Swing Door
- 12 Opening Roof Vents
- 2 FREE Automatic Vent Openers (Value $130)
- Guttering and downpipes for Easy Drainage & Water Collection
- Low Level/No Level Door Threshold Allowing Easy Access
- Concrete & Timber Anchoring options available
- Genuine Sproutwell® Branded Product
- Stainless Steel A2-70 Grade Bolts & Screws throughout
- Detailed Assembly Instructional Manual & Video Guide
- Can Easily Be Extended at any Stage by 2m or more

PRODUCT | CARTON SIZE - L X W X H | WEIGHT |
Grange 3 12000: 13 Cartons | Aluminium Carton 1: 217cm x 22cm x 35cm- 26.4kgs | Total: 389.3kgs |
Aluminium Carton 2: 217cm x 26cm x 37cm-30.3kgs | ||
(4000 Model + QTY 4x 2m EXT) | Polycarbonate Carton 1: 145cm x 104cm x 12cm-32kgs | |
Polycarbonate Carton 2: 175cm x 104cm x 12cm-34,5kgs | ||
Polycarbonate Carton 3: 175cm x 104cm x 12cm-34.5kgs | ||
QTY 4: EXT: Aluminium Carton: 217cm x 18.5cm x 32cm-34.5kgs | ||
QTY 4: EXT: Polycarbonate Carton: 175cm x 104cm x 12cm-34.5kgs |