Steel Frame 9m × 18m × 3m BarnSteel Frame

Kit specifications

Steel Frame 9m × 18m × 3m Barn

9m × 18m × 3m

An engineered steel barn for serious operators. Shot-blasted H-beam main frame, foam-sandwich roofing for insulation, and a heavy-duty rolling door. Custom sizes available; lead time typically 30–45 days from deposit.

Starting options

  • Standard build$71,100

All prices excl. GST. Delivery and installation not included.

Specifications

Dimensions
9m (W) × 18m (L) × 3m (H)
Main frame
3.42T H-beam steel, shot-blasted (Sa 2.5), red-lead primed, mild grey topcoat
Roofing
50mm foam sandwich panels — 228m² (Coloursteel, colour of choice)
Wall cladding
0.5mm metal sheets — 195m² (Coloursteel, colour of choice)
Purlins
C150 × 1.8mm galvanised C-purlins, 460m total
Flashings
Full set: trims, ridge caps, gutters (282m total)
Doors
1 × heavy-duty rolling door (4.5m × 2.8m), optional PA door / windows
Fixings
M24 anchor bolts, M20/M16 high-strength, M12 bolts, tied rods, downpipes

Features

  • Robust epoxy-painted welded H-beam frame
  • Full bracing system, galvanised purlins
  • 0.4 mm pre-painted galvanised steel cladding with edge wrapping
  • Fast on-site assembly
  • Custom sizes available

Optional add-ons

  • - Optional installation
  • - Personnel door / window upgrades

Specific exclusions

  • - Site construction and installation of materials
  • - Site preparation (excavation, digging)
  • - Supply of fill / hardfill
  • - Site amenities (water, power, storm or wastewater disposal)
  • - Building or resource consent fees
  • - Delivery and installation

Other information

  • - We can customise the design to meet your needs
  • - Images are for illustrative purposes only
  • - Delivery can be arranged on order
  • - All prices excl. GST