Big Top Manufacturing
Big Top is a leading manufacturer of cost-effective, engineered fabric structures for over 30 years. Designed by our CAD team, Big Top Structures are manufactured using galvanized steel tubing and durable PVC covers. Spans range from 12' to 174' in
width (virtually no limit in length) and steel frames are designed for wind loads up to 140 mph. Worldwide installation assistance available. GSA# GS-07F-96046
ClearSpan Fabric Structures 
ClearSpan is the industry leader in fabric buildings, with more than 30 years experience. Featuring in-house design, engineering, manufacturing and installation, ClearSpan can custom engineer structures to specific wind and snow load requirements. Structures have minimal foundation requirements, for installation on virtually any surface, and are available in widths from 20’-300’.
Eide Industries, Inc.
Leading manufacturer of tensioned fabric structures and cable supported protective covers offering design, engineering, metal fabrication, PTFE and vinyl heat sealing, and nationwide installation services. We specialize in complex and difficult designed projects regardless of job size, scope of work or administrative demands.
FabriTec Structures
FabriTec Structures has grown to be recognized as the leading tensile fabric structure design/build firm in North America. With unlimited design options and applications, FabriTec's products are both practical and visually spectacular. Architects and Builders can create a structure that perfectly complements an existing design theme or creates a unique focal point for any area.
Mahaffey Fabric Structures
Mahaffey's engineered structures range from 33' to 300' in width. Our structures feature snow shedding and loading options with wind-loads of up to 150 mph. With 135,000 sq ft of facility space and an in-house manufacturing department, Mahaffey can custom build a structure any size, anywhere. At Mahaffey, it's our primary concern that the job is done right and on time.
Shelter Structures
Custom designed fabric covered steel structures. Our 4” galvanized square tube frames allow for 20’ truss spacing – fewer components, more floor space, quicker erection. 20+ year lifespan, with a 10+ year warranty, depending on chosen fabric. Signed and sealed drawings available from a 3rd party engineering firm, licensed in 48 states.
Span Systems, Inc.
The industry leader in custom, complex architectural fabric structures. We provide complete design/build service for any application including airport, amphitheatre, entertainment, and commercial uses - one source from concept to completion for over 30 years.
4specs Discussion Forum - Great place to ask questions about specifications, products and technical data. Free - no registration required to read or post (subject to moderation).
See also:
05 1600 - Architectural Metal Framing Systems
10 7320 - Awnings and Canopies
10 7340 - Fabric Shade Canopies
12 0530 - Exterior Fabrics
13 3110 - Air Supported Structures
13 3120 - Fabric Architecture - for interior applications
Big Top Manufacturing
Big Top is a leading manufacturer of cost-effective, engineered fabric structures for over 30 years. Designed by our CAD team, Big Top Structures are manufactured using galvanized steel tubing and durable PVC covers. Spans range from 12' to 174' in
width (virtually no limit in length) and steel frames are designed for wind loads up to 140 mph. Worldwide installation assistance available. GSA# GS-07F-96046
ClearSpan Fabric Structures
ClearSpan is the industry leader in fabric buildings, with more than 30 years experience. Featuring in-house design, engineering, manufacturing and installation, ClearSpan can custom engineer structures to specific wind and snow load requirements. Structures have minimal foundation requirements, for installation on virtually any surface, and are available in widths from 20’-300’.
Eide Industries, Inc.
Leading manufacturer of tensioned fabric structures and cable supported protective covers offering design, engineering, metal fabrication, PTFE and vinyl heat sealing, and nationwide installation services. We specialize in complex and difficult designed projects regardless of job size, scope of work or administrative demands.
FabriTec Structures
FabriTec Structures has grown to be recognized as the leading tensile fabric structure design/build firm in North America. With unlimited design options and applications, FabriTec's products are both practical and visually spectacular. Architects and Builders can create a structure that perfectly complements an existing design theme or creates a unique focal point for any area.
Mahaffey Fabric Structures
Mahaffey's engineered structures range from 33' to 300' in width. Our structures feature snow shedding and loading options with wind-loads of up to 150 mph. With 135,000 sq ft of facility space and an in-house manufacturing department, Mahaffey can custom build a structure any size, anywhere. At Mahaffey, it's our primary concern that the job is done right and on time.
Shelter Structures
Custom designed fabric covered steel structures. Our 4” galvanized square tube frames allow for 20’ truss spacing – fewer components, more floor space, quicker erection. 20+ year lifespan, with a 10+ year warranty, depending on chosen fabric. Signed and sealed drawings available from a 3rd party engineering firm, licensed in 48 states.
Span Systems, Inc.
The industry leader in custom, complex architectural fabric structures. We provide complete design/build service for any application including airport, amphitheatre, entertainment, and commercial uses - one source from concept to completion for over 30 years.