Cal Steel Group is the light gauge steel, modular & structural production arm of TESH Group
A TESH Group Company Request a Quote
Home/Knowledge Base

Steel construction knowledge base.

Clear, practical answers on light gauge steel, structural steel, and modular construction in California, written for builders, developers, and owners deciding how to frame their next project.

Guides & answers

Start here.

FAQ

Light gauge steel, structural & modular FAQ

Quick answers on fire resistance, seismic, cost, speed, and how Cal Steel fabricates and erects.

Read the FAQ →
Comparison

Steel vs wood framing cost

How cold-formed steel compares to wood on cost, speed, fire, and durability for California homes.

Read →
Fire & code

Non-combustible steel framing

Why non-combustible steel framing matters for WUI zones and California fire rebuilds.

Read →
Systems

Structural steel vs light gauge steel

Two different steels doing two different jobs, and how they work together on a building.

Read →
Fire & code

Class A fire-rated assemblies over steel

What a Class A rating means and what goes into a fire-hardened wall and roof over a steel frame.

Read →
Fire & code

Ember-resistant detailing for WUI homes

The vents, eaves, edges, and openings where wildfire embers start fires, and how to close them.

Read →
Systems

Hillside fire rebuilds in steel

How structural and light gauge steel work together on steep Palisades and Malibu lots.

Read →
Build with the platform

Ready to price your project in steel? Let's talk.