Skip to content
Contact Us Price Match Guarantee FAQs Why Buy From Us About Us Customer Reviews Installer Program Build Your System
Grandio Ascent 8x8 Greenhouse Kit

Grandio Ascent 8x8 Greenhouse Kit
Sold out
$2,199.00
$2,199.00 - $2,587.00
$2,199.00
$1,999.00
$1,999.00 - $2,348.00
$1,999.00
✓ Authorized Grandio Dealer
✓ Lowest Price Match Guarantee
✓ FAST & FREE Shipping: ETA Late December
✓ Questions? Talk to a Grandio Expert: 303-876-7654
✓ Price Match Gaurantee

Login for Exclusive Member Pricing.
Not a member? Create a Free Account.

PRODUCT NAME
Anchor Option: Wood
Premium Upgrade: No Upgrade
Grandio

Grandio Ascent 8x8 Greenhouse Kit

The Grandio Ascent 8x8 is a true hobby greenhouse with a 7 ft 9 in peak, giving you 64 square feet of floor space and full standing headroom throughout. It steps up from the Element series with a wider 8 ft footprint, wider doors, and a steel base kit plus snow load kit included in the box.

Best for: year-round vegetable and flower growing, seedling production at scale, and gardeners in snowy climates who want a structure engineered for winter out of the box. An optional back door transformation kit converts the rear wall into a second entrance.

Grandio Ascent 8x8 Greenhouse Kit
Lowest Price Guarantee
Authorized Grandio Dealer
Genuine Grandio Equipment
Free Shipping
0% APR Financing via Affirm
Talk to a Human: (303) 876-7654

Why the Grandio Ascent 8x8 Greenhouse Kit

7 ft 9 in peak height, one of the tallest hobby greenhouses

7 ft 9 in peak height, one of the tallest hobby greenhouses in its class

Heavy duty 1.2mm powder-coated aluminum frame, rust proof

Heavy duty 1.2mm powder-coated aluminum frame, rust proof with a lifetime frame warranty

6mm twin-wall polycarbonate panels for insulation and even

6mm twin-wall polycarbonate panels for insulation and even light diffusion

Wide 3 ft 6 in double sliding doors that fit carts and

Wide 3 ft 6 in double sliding doors that fit carts and wheelbarrows

Two roof vents, built-in rain gutters, and a snow load kit

Two roof vents, built-in rain gutters, and a snow load kit included

Rated for 76 mph winds and 25 lbs per sq ft of snow when

Rated for 76 mph winds and 25 lbs per sq ft of snow when properly anchored

Grandio Ascent 8x8 Greenhouse Kit Specifications

Dimensions 8 ft W x 8 ft L x 7 ft 9 in H
Frame 1.2mm heavy duty aluminum, powder coated green
Panels 6mm twin-wall polycarbonate
Door Bind resistant double sliding door, 3 ft 6 in x 6 ft
Roof Vents 2
Rain Gutters Built-in
Steel Base Kit Included
Snow Load Kit Included
Back Door Kit Optional
Snow Rating 25 lbs/sq ft maximum snow load
Wind Rating Up to 76 mph when anchored properly
Extendable Yes
Warranty Lifetime frame, 15 year panels

Documentation & Downloads

Grandio Ascent 8x8 Greenhouse Kit Spec Sheet (PDF)

Lowest Price Guarantee

Find it cheaper at another authorized Grandio dealer? Call us before you order and we will take care of you.

Authorized Grandio Dealer

This is genuine Grandio equipment, sold and supported by Renewable Outdoors as an authorized dealer.

Help From People Who Sell These Every Day

Call (303) 876-7654. We would rather spend ten minutes sizing your system correctly than process a return later.

Grandio Ascent 8x8 Greenhouse Kit: Frequently Asked Questions

How big and heavy is the Ascent 8x8 Greenhouse Kit?
The Ascent 8x8 Greenhouse Kit has dimensions of 8 ft W x 8 ft L x 7 ft 9 in H. Plan your mounting and placement around those figures.
Is this genuine Grandio equipment?
Yes. Renewable Outdoors is an authorized Grandio dealer, and this product is genuine Grandio equipment.
Does Renewable Outdoors offer financing or price matching?
Yes. We offer 0% APR financing options through Affirm at checkout, and the Ascent 8x8 Greenhouse Kit is backed by our Lowest Price Guarantee — if you find it cheaper at another authorized Grandio dealer, call us at (303) 876-7654 before you order and we will take care of you.
Renewable Outdoors LLC BBB Business Review