
Knowles LumberCraft Construction
Before The Fire — Not After
Home Hardening & Defensible Space for Marin County Homes
Vents, non-combustible fences & gates, Zone 0 defensible space, and inspection corrections — defending your home against wildland fire with code-compliant, documented work.
What We Harden
Vents
Ember-resistant Vulcan vent installation to stop the #1 ignition path into your home.
Fences & Gates
Non-combustible fencing and gates that won't carry fire to your structure.
Zone 0
Hardening the critical 5-foot non-combustible perimeter around your home.
Inspection Corrections
We correct every item on your fire inspection report — done right, documented.

Torn, sagging screen leaves the home open to embers and debris.

Vulcan ember-resistant vents and FIRESTOP-914+ sealant.

Fine galvanized mesh secured with a sealed metal frame.

Every foundation vent along the structure hardened to code.

Old vents removed and the opening prepped for the ember-resistant frame.

Low-profile Vulcan vent seated flush against the stucco, sealed edge to edge.

Both foundation vents hardened with ember-resistant Vulcan frames, sealed to the stucco.

Original vent with coarse wire grid — weathered, debris-filled, and ember-exposed.

Frame removed, old wire cleared, and new Wildfire Defense Mesh retrofitted and sealed.

Non-combustible vertical metal fence tied into the existing wood fence line.

Fire-safe metal gate with non-combustible framing at the structure.

Finished vertical-slat metal panel — clean, modern, and ember-resistant.

Fine-gauge metal mesh secured over the gutter to block embers and debris.

Aluminum-framed gutter guard installed flush with the shingles, edge to edge.
Received a Fire Inspection Report?
Send it to us. We'll review it, give you a clear plan to correct every item, and document the work for your insurer and the county.
Why Homeowners Choose Us
Local Contractor
Based in Marin County — we know the local fire codes, inspectors, and conditions.
Clear Proposals
Itemized scopes and pricing so you know exactly what's being done and why.
Practical Solutions
Cost-effective hardening that meets code without unnecessary work.
Documentation
Photo documentation for your insurer, AB-38 compliance, and peace of mind.
We Help You Get Funded
Many Marin homeowners qualify for grants and reimbursement programs that offset hardening costs. We'll guide you through eligibility and documentation.
Marin Wildfire Prevention Authority (MWPA)
Grant-funded defensible space & hardening
CAL FIRE Forest Health Grants
State-funded resilience programs
AB-38 Compliance Reimbursement
Post-fire insurance compliance funds
Serving All of Marin County
We're Also a Remodeling Contractor
Beyond wildfire hardening, Knowles LumberCraft is a licensed residential remodeling contractor — kitchens, baths, additions, and whole-home renovations with the same craftsmanship.
Ask about remodelingWhat Marin County Homeowners Say
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Ready to Harden Your Home?
Before the fire — not after. Get a free Zone Zero assessment from a local Marin contractor.
Start Your Hardening Assessment
Ready to harden your home against wildfire? Contact us for a free Zone Zero assessment and estimate. Remodeling inquiries welcome too.