Side-by-side specs, features, and pricing to help you choose the ideal greenhouse for your garden and growing goals.
Not sure which Grandio Greenhouse is right for you? Use the comparison table below to see how our expandable models stack up in size, features, and value. Every Grandio is built with premium materials and designed to grow with your passion for gardening.
| Specifications | element | ascent | elite | summit |
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| Price | Starts at $1,099 | Starts at $1,999 | Starts at $2,599 | Starts at $3,899 |
| Height | 7'1" | 7'9" | 8' | 9'3" |
| Width | 6' | 8' | 8' | 12' |
| Length | Extendable up to 12' | Extendable up to 24' | Extendable up to 24' | Extendable up to 28' |
| Frame | 1.2 mm Heavy Duty Aluminum | 1.2 mm Heavy Duty Aluminum | 1.2 mm Heavy Duty Aluminum | 1.2 (reinforced areas 1.5mm) Heavy Duty Aluminum |
| Reinforcement | — | — | — | Cross Roof Truss and Cross Corner Bracing |
| Frame Color | Powder Coated Green | Powder Coated Green | Powder Coated Green | Powder Coated Green |
| Door Type | Bind Resistant Double Sliding Door | Bind Resistant Double Sliding Door | Bind Resistant Double Sliding Door | Bind Resistant Double Sliding Door |
| Latch | Easy Latch with Double Ball Catch | Easy Latch with Double Ball Catch | Easy Latch with Double Ball Catch | Magnetic Latch with Key Lock |
| Door Dimension | 2' 3.25" x 5' 10" | 3' 6" x 6' | 3' 8" x 6' 2" | 3' 5" x 7' 1.5" |
| Polycarbonate Panel Thickness | 10mm | 6mm | 10mm | 10mm |
| Rain Gutters | Built-In | Built-In | Built-In | Built-In |
| Steel Base Kit | Sold Separately | Included | Included | Sold Separately |
| Snow Load Kit | Sold Separately | Included | Included | Included |
| Optional Back Door Kit | No | Yes | Yes | Yes |
| Extendable | Yes | Yes | Yes | Yes |
| Anchor Options | Wood, Concrete, Dirt | Wood, Concrete, Dirt | Wood, Concrete, Dirt | Wood, Concrete, Dirt |
| Snow Rating | Maximum snow load of 25lbs./ft² of snow | Maximum snow load of 25lbs./ft² of snow | Maximum snow load of 25lbs./ft² of snow | Maximum snow load of 25lbs./ft² of snow |
| Wind Rating | Withstands winds up to 76 mph (when anchored properly) | Withstands winds up to 76 mph (when anchored properly) | Withstands winds up to 76 mph (when anchored properly) | Withstands winds up to 76 mph (when anchored properly) |
| Assembly Tools | Included | Included | Included | Included |
