Most other models are 4mm thick polycarbonate, where the Harvest has 10mm double wall polycarbonate, which is 2.5 times thicker!
When you compare ventilation features, other brands may have 6 to 8 roof vents at the maximum, where the Harvest 10x33 green house has 10 roof vents.
Dimensions: 10' 1" Wide x 33' 6" Long x 8' High
Comes with 10 roof vents, for excellent ventilation and air circulation.
4 season greenhouse, grow year round!
8' 0" high to peak.
Durable powder coated forest green aluminum frame.
Comes with a lifetime frame warranty and a 7 year polycarbonate warranty against discoloration.
Optional automatic roof openers, to automatically open the roof vents, instead of manually cranking them.
Optional shade net with a 60% shade factor, to provide additional shade during the Summer season.
Optional electric 1500 watt greenhouse heaters available, for extra heating during the Winter season.
Optional misting system, to give plants additional moisture.
Your purchase comes with free shipping for all customers living in the contiguous United States. Sorry, No shipments to Alaska, Hawaii or Canada.