The Master Cultivator™

The Master Cultivator can be designed as a freestanding or lean-to models and customized to meet the needs of even the most demanding gardeners. This greenhouse comes in a standard aluminum mill finish and can be painted in virtually any custom color. Additionally, covering options are virtually limitless including single pane glass, insulated glass, and 8mm or 16mm polycarbonate.

Standard Features:

  • Extruded aluminum frame
  • Mill Finish
  • Steel fasteners at all connections
  • 6" on 12" roof pitch
  • All framing members are pre-cut and pre-drilled
  • Rigid frame (free span) or truss frame

  • Single Pane Glass
  • Insulated Glass
  • 8mm or 16mm clear polycarbonate glazing
  • Aluminum storm door(s)
  • 1-5/8" heavy-duty frame
  • Elegant brass handle
  • Keyed deadbolt for security

  • One continuous row of screened, thermostatically controlled roof vents

  • Foundation or footer provided by the customer is required for construction
  • In cold climates, a foundation below frost line is highly recommended
  • Our kneewall height requirement is 28" from grade to covering

  • National home greenhouse models are designed and engineered to meet most local building code requirements
  • Engineered stamped plans are included in the package price

Optional Custom Features

  • Painted Frame
  • 4-1/2" on 12 roof pitch
Model Choices and Sizes
  • Custom Lengths and Widths available
  • Glazed to customer provided kneewall
  • Double doors
  • Commercial quality doors
  • Second row of roof vents
  • Side wall vents

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