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Glossary Definition

Ember Intrusion

Ember Intrusion

Wind-driven firebrand entry through vents, eaves, and gaps that initiates structural ignition far ahead of any visible flame front.

concrete wall steel roof framing construction california dusk

Steel and Sure-Board Roof: A Class A No-Fuel ADU Spec

A steel and Sure-Board roof gives a 3D-printed ADU a Class A, no-wood, no-nail envelope engineered to deny wildfire fuel and survive ember storms.

Builtech Construction Group - robotic arm concrete 3d printer construction site dusk

Concrete vs Mycelium vs Earth Block Fire-Resistant ADUs

Compare 3D-printed concrete, mycelium, and compressed earth blocks for fire-resistant ADUs. See why Walnut, CA's first wood-free 3D-printed ADU chose concrete.

Top Fire-Resistant Home Builder in California

Builtech Construction Group

Office Locations

Northern California Office (Silicon Valley)
742 Charcot Ave
San Jose, CA 95131

Southern California Office (LA County)
20803 Valley Blvd, Ste 101
Walnut, CA 91789

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Email:

info@builtechcg.com

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1-888-884-8062

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© 2026 Builtech Construction Group. All Rights Reserved.

Top Fire-Resistant Home Builder in California

Builtech Construction Group

Office Locations

Northern California Office (Silicon Valley)
742 Charcot Ave
San Jose, CA 95131

Southern California Office (LA County)
20803 Valley Blvd, Ste 101
Walnut, CA 91789

Certifications

Email:

info@builtechcg.com

Phone:

1-888-884-8062

Services

Fire-Resistant Custom Homes

Home Hardening & Retrofits

Fire-Resilient ADUs

Wildfire Rebuilds

Company

About

Projects

Articles

Glossary

FAQs

Get the 2026 California Home Hardening Checklist

Follow Us:

© 2026 Builtech Construction Group. All Rights Reserved.

Top Fire-Resistant Home Builder in California

Builtech Construction Group

Office Locations

Northern California Office (Silicon Valley)
742 Charcot Ave
San Jose, CA 95131

Southern California Office (LA County)
20803 Valley Blvd, Ste 101
Walnut, CA 91789

Certifications

Email:

info@builtechcg.com

Phone:

1-888-884-8062

Services

Fire-Resistant Custom Homes

Home Hardening & Retrofits

Fire-Resilient ADUs

Wildfire Rebuilds

Company

About

Projects

Articles

Glossary

FAQs

Get the 2026 California Home Hardening Checklist

Follow Us:

© 2026 Builtech Construction Group. All Rights Reserved.