Vibrant Dwelling

Grandio Summit 12x12

$4,499.00 USD

Sale Sold out

Quantity

What type of foundation will you be installing on?

Your greenhouse includes a complimentary anchor kit based on your foundation selection. For areas with strong winds or harsh weather conditions, consider upgrading to a base kit for enhanced stability and protection. See Foundation guide below for more details.

Welcome to the Grandio Summit 12×12

Actual Size: 12′ W x 12′ L x 9.25′ H

This beautiful barn-style greenhouse delivers year-round growing space with a heavy-duty aluminum frame and premium 10mm twin-wall polycarbonate panels. Your Summit greenhouse comes equipped with professional-grade features including 10mm twin-wall panels, a heavy-duty powder-coated aluminum frame, impressive 9.25′ tall roof height, re-engineered sliding double doors with lockable handles, (6) roof windows with ample ventilation, rain gutters, drain kit, extreme snow load kit, flat mount anchor kit, and comprehensive long-term warranties.

Premium Accessory Package Adds ($589 Value):

· (6) Auto Roof Window Openers

· (1) Pack of 10 Plant Hangers

· (1) 8 oz. Brillianize Cleaner

· (1) Trellis Kit

· (1) Drip Kit

Engineered to perform in harsh environments, the Grandio Summit’s rugged durability makes it one of the most insulated greenhouses on the market. Its barn-style design is both elegant and functional, maximizing growing space while creating an attractive addition to your property. Built to meet the highest standards of hobby and professional gardeners alike, the robust 1.6mm aluminum frame profile provides superior strength and durability compared to competitors.

The Summit’s extensive feature set creates a well-ventilated growing space with ample roof windows and re-engineered sliding double doors. The UV-protected 10mm paneling delivers an impressive (R) value of 1.89* and heat loss (U) value of 0.53, providing optimal insulation in all climates. The doors hang from above to eliminate jamming, featuring high-quality nylon wheels and precision-turned solid brass bolts with smooth shanks to reduce wear. Heavy-duty lockable door handles with included key provide security and peace of mind.

Carefully engineered to the highest standards, gardeners of all types will appreciate the combination of strength, quality, performance, and value that Grandio Greenhouses are known for. Reach the Summit with Grandio!

Foundation & Anchoring Solutions

Concrete Slab or Wood Deck Installation: Installing on a concrete slab or wooden surface? The included Flat Mount Anchor Kit provides solid footing with your choice of fasteners for concrete or wood surfaces.

In-earth Installation: Planning to install your Grandio Summit directly into the earth? We highly recommend our Steel Base Kit with Earth L-Bolt Anchor Kit. This powder-coated steel system resists rust and corrosion, designed to be buried into the ground or backfilled with gravel for a solid foundation that combats wind and extreme environments. Simply select “Base Kit (Earth L-Bolt Anchor Kit)” at checkout for everything you need.

Unmatched Warranty Protection

Our lifetime frame warranty and 10-year panel warranty represent more than peace of mind – they’re our commitment to exceptional quality, dependability, and reliability. Every Grandio Greenhouse is precision-manufactured to meet rigorous standards and engineered to withstand extreme wind and weather conditions.

*R-Value – measures the ‘insulating ability’ of materials. Higher R-Value = superior insulation performance.
*U-Value – measures ‘heat loss’ through materials. Lower U-Value = less heat escape.

Additional Information

Specifications

Technical details for those who need more.

· Height: 9′ 3″

· Width: 12′

· Length: 12′

· Frame: Heavy duty aluminum.

· Wind Rating: Withstands winds up to 76 mph*

· Snow Rating: Maximum snow load of 25lbs./ft² of snow*

· Color: Powder coated green.

· Panels: 10mm twin-wall UV protected polycarbonate.

· Door Size: 41.5″ W x 85″ H