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The compact Helios Urban Greenhouse/Portico is equiped with a hinged door at the gable end when this orientation is required
Premier Oil Vacuum Pump: 35 lbs
It is no longer necessary to tediously separate the composted material and fresh compost due to the chamber system
and 4 shelf brackets
Riverstone greenhouse uses on average 60 lbs
Alton | Thermofor Roof Vent Opener Piston Replacement Aluminum Greenhouse The compact Helios Urban Greenhouse/PorticoThe Thermofor Long Piston Replacement is a direct replacement cylinder designed for Thermofor automatic roof vent openers used in Alton greenhouses. If your current opener is no longer responding properly to temperature changes, replacing the piston is a simple way to restore reliable, automatic ventilation. This heat sensitive cylinder contains a wax core that expands as temperatures rise and contracts as they cool, driving the vent to open and close