Smart Garden GroZone Compact Growhouse - 4 TierA compact and flexible alternative to a traditional glass greenhouse. Extra strong, rigid design, easily removed shelves for growing through Durable powder coated steel frame and shelves High density reinforced PE cover Front Zip up panel fully opens and easily clips back allowing total access 2 Vent holes to improve air flow Top quality fixings such as webbing ties and hook loop cover fixings 4 anchor points to secure in place Easily assembled