Catamount Coldframes




The Catamount Coldframe is the answer to extending your growing season affordably. The structure features a unique cross connector system allowing for maximum bow strength and eliminates the need for drilling and bolting a purlin to the bow.

Standard Specifications:
  • 15’ width- perfect for 15’ wide ground cover and 24’ wide poly
  • 4’, 5’, or 6’ bow spacing
  • Bows are 1.215”, 17 ga. galvanized steel tubing
  • Ground posts are 1.66”, 14 ga. galvanized steel tubing
  • Top purlin is connected to the bow using a cross connector allowing for maximum bow strength as opposed to drilling and bolting a purlin to the bow
Structure Includes:
  • Pre-drilled steel frame
  • 2’ x 4’ end wall framing bracket
  • Wire lock for the roof
  • Hardware & instructions
  • Optional equipment available: poly inflation fan, roll up walls, doors, ventilation, heating and controls designed by Hummert

Northpoint High Tunnels




An increasingly popular trend for growers and a proven technology for crop production. Northpoint frame, with longer ground posts, makes this the ideal solution for early and/or late season production.

Standard Specifications:
  • Frames available in 5’ or 6’ spacing
  • Every frame has 4’ bow spacing and wind bracing
  • 2” x 4” end wall framing bracket
  • Top purlin is connected to the bow using a cross connector allowing for maximum bow strength as opposed to drilling and bolting a purlin to the bow
Structure Includes:
  • Pre-drilled steel frame
  • Pair of roll up side wall kits
  • Wire lock for the roof and end walls
  • Hardware & instructions
  • Optional equipment available: Double poly option, gear boxes, doors, gable shutters, steel end wall framing and polycarbonate end walls
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