The Cultivator Premier™ from National Greenhouse Company® is the highest quality home greenhouse kit available. The finest materials come standard on our 9' x 12' greenhouse kit design, including an exceptionally durable white or green aluminum frame that will withstand extreme weather and aging. Tough 8mm polycarbonate panel covering offers outstanding light diffusion and insulation value to help your plants flourish. View Standard Dimensions.
12 Year Warranty
- Designed so that you can easily build it yourself!
- All parts are pre-cut, pre-drilled and ready for assembly.
*8mm polycarbonate and optical accessories are covered by the warranties of the manufacturers of those items. Extra-wide Single-Hinged Door
- Aluminum frame covered by a 12-year warranty against manufacturing defects.
- 3' extra-wide door
- Wide enough to move gardening equipment and plants in and out easily.
- Features the same high-quality 8mm polycarbonate covering to match your greenhouse.
- Keyed lock provides additional security.
Generous Size & Maximum Work Area
- 8mm clear twin wall polycarbonate covering* provides oustanding strength against extreme
- Sidewall height of 5'-7¾" from the ground to the eave and an overall height of 8'-3½" from the ground to the peak.
- Offers ample headroom for you to work and plenty of space for your hanging baskets.
- The 9' width provides you with plenty of workspace, even with benches in place on both sides of the greenhouse.
*If your gardening needs call for greater circulation, for an additional charge Nexus Corporation can equip you with additional greenhouse accessories including exhaust fans and motorized shutters that help you better regulate the temperature inside. CostThe superior 9' x 12' structure is,$2,250.00
- Two 2'x3' manually controlled roof vents allow you to circulate air and let hot air escape when necessary.