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Ribbed wall shelter on a wooden platform

Plasti-Fab Ribbed Wall Shelter

Custom Made to Order Large Ribbed Shelters.

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Ribbed Wall shelters are custom fiberglass. Sizes can be 4′x 4′ up to 12ʻ wide x 20′ long. Shelters are factory assembled and can be shipped directly to the job-site. Large custom fiberglass shelters are fabricated in sections for on-site assembly. Large custom units are available in sizes ranging up to 20’ x 40’. Eave heights can be 7 to 12 feet.Plasti-Fab's reputable quality design and construction allow you to configure a virtually no maintenance, all FRP protection for your specific control, instrumentation or equipment housing. Shelters contain no laminated wood for metal for rust or decay.


  • Fully Insulated 
  • All Plastic: Low maintenance FRP 
  • K-Factor: 0.14 BTU/hr/ft2/°F/in (R-7) 
  • Ribbed Exterior : 2″ ribbed wall with 1″ thick core 
  • Flat, Smooth Interior 
  • Wind resistance: Withstands 125 mph 
  • Snowload: 40 psf. 
  • Pre-Assembled: Sizes up to 12 ft. wide 
  • Magnetic Transparency 
  • Tamper Resistant Door: Equipment Security 
  • Stainless Steel Hinges: 1/2″ hinge pins 
  • Equipment Mount: laminated channel strut 
  • Factory Assembled: Easy installation 
  • Standard colors: Custom colors available 

Available Options

  • Integral floor 
  • Door width options 
  • Raised all-weather sill 
  • Conventional flush sill 
  • Air conditioners 
  • Fire suppression equipment 
  • High performance resin 
  • Windows 
  • Skid mounting 
  • Electrical packages 
  • Sound suppression 
  • Roof hatches 
  • Lifting lugs 

Standard electrical packages may include

  • NEMA rated control panel
  • Lights
  • Outlets
  • Fans
  • Heaters
  • Switches
  • Pre-wired
  • Fiber Glass Systems Specialized and Fiberglass Reinforced Plastics
Vertical image of a single ribbed wall shelter
Large white ribbed wall shelter, with two sets of double doors
Three ribbed wall shelters

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