Case Study: Ember Assessment to Spray and Defense Upgrade -

Author: Jim Sprouse, Co-founder of Ember Pro, BS in Environmental Studies from Allegheny College, Certified Wildfire Defense Specialist
Expert Review: Ryan Kresan, COO and Co-founder, Ember Pro
Reading Time: Approximately 10 minutes

Introduction

In California, wildfire risk is no longer limited to certain regions, maps, or designations. Embers do not stop at boundaries, and homes throughout the state are increasingly exposed to ignition risk during wind-driven fire events.

This case study highlights a realistic and common scenario. A homeowner wanted meaningful wildfire protection, understood the risk, and took action. At the same time, they had a clear constraint. They were planning to sell their home within one year and did not want to make a long-term capital investment in a permanent wildfire defense system.

Instead of pushing a single solution, Ember Pro worked with the homeowner to design a temporary, highly effective spray-based wildfire protection strategy that aligned with their goals, timeline, and property.

Property Overview

Single-family home
Located within a residential community of approximately 1,000 homes
Landscaped lot with shared neighborhood exposure
No major renovations planned
Homeowner intended to sell within one year

Like most homes in California, this property faced ember exposure risk driven by wind, surrounding structures, vegetation, and community density.

Step One: Ember-Focused Assessment

The process began with a comprehensive ember assessment.

Rather than evaluating wildfire risk based only on nearby open space or vegetation, the assessment focused on how embers could interact with the home and its immediate surroundings.

Key findings included:

Combustible materials within the first five feet of the structure
Landscaping features capable of trapping embers
Fence and attachment interfaces that could act as connective fuels
Areas where embers could accumulate against exterior walls
Opportunities to improve Zone 0 conditions

The assessment reinforced a critical point. Even in large residential communities, embers remain the dominant ignition threat.

Homeowner Goals and Constraints

Following the assessment, Ember Pro reviewed several wildfire mitigation options with the homeowner, including permanent wildfire defense systems.

The homeowner’s goals were clearly defined:

Reduce ignition risk immediately
Avoid permanent system installation
Avoid structural modifications
Maintain flexibility while preparing the home for sale
Remain protected during peak fire seasons

A permanent system, while highly effective for long-term ownership, did not align with the homeowner’s one-year timeline.

Evaluating Permanent Wildfire Defense Systems

Permanent wildfire defense systems are best suited for homeowners planning to remain in place for many years. They provide automated protection and integrate into a layered wildfire defense strategy.

In this case, the homeowner made a strategic decision. Investing in permanent infrastructure did not make sense given the planned sale. This was not a rejection of protection, but a choice to pursue a solution that matched the homeowner’s timeline.

This distinction matters. Effective wildfire defense is about fit, not pressure.

The Spray Service Solution

Based on the homeowner’s goals, Ember Pro recommended a spray-based wildfire defense approach using Komodo fire retardant.

The spray service provided:

Immediate ignition resistance
No permanent installation
No structural alteration to the home
Flexibility to continue or discontinue service at any time
Protection during the entire ownership period

This approach allowed the homeowner to remain protected without committing to long-term infrastructure.

Why Komodo Fire Retardant Was Selected

Ember Pro uses Komodo Perimeter Shield K-500C for spray services due to its performance, safety profile, and persistence.

According to Komodo Fire Systems technical documentation, K-500C is:

Non-toxic and non-hazardous
Water-based and biodegradable
Free of restricted chemicals
USDA Forest Service tested and approved for ground application
Listed under Forest Service Specification 5100-304d
Effective when wet and after drying

These characteristics make it well suited for residential use, HOAs, and large community applications.

Durability and Performance

A key factor in the homeowner’s decision was how long protection would last.

Komodo fire retardant offers several performance advantages:

Withstands up to four inches of precipitation before being washed away
Does not degrade under ultraviolet sunlight
Remains effective until physically removed by water
Bonds to vegetation and ground cover to reduce ignition potential

This meant protection stayed in place through intense sun exposure and typical weather patterns without constant reapplication.

Application Strategy: Three Applications Per Year

To maintain consistent protection, Ember Pro recommended three spray applications per year.

This schedule was designed to:

Maintain coverage through peak fire months
Account for vegetation growth cycles
Reapply after significant rainfall if needed
Ensure continuous ignition resistance

The homeowner valued the predictability of this approach and the ability to stay protected throughout the selling period.

Reinforcing Zone 0 and Defensible Space

Spray services are not a replacement for defensible space or home hardening. They are a reinforcement.

In this case, Komodo was applied to:

Vegetation near the structure
Ground cover within and beyond Zone 0
Areas where embers were most likely to accumulate
Transitional zones between the home and shared neighborhood spaces

This layered approach reduced ignition risk while allowing the homeowner to avoid permanent modifications.

Outcome: Protection Without Over-Investment

The homeowner achieved their goals:

Reduced wildfire ignition risk
Maintained flexibility
Avoided permanent system installation
Stayed protected during ownership
Gained peace of mind during fire season

This case demonstrates that wildfire defense does not have to be all or nothing. Temporary, well-planned protection can be the right solution at the right time.

Why This Case Matters

Many California homeowners face similar circumstances:

Planning to sell within a short time frame
Unsure about long-term ownership
Hesitant to invest in permanent systems
Wanting real protection without over-committing

This case shows that wildfire mitigation can be tailored to real-world timelines while still aligning with fire science and best practices.

Frequently Asked Questions

Is a spray service effective without a permanent system?

Yes. Spray services provide meaningful ignition resistance when applied correctly and maintained.

How long does Komodo fire retardant last?

It remains effective until washed away by significant precipitation.

Does sunlight reduce effectiveness?

No. Komodo does not degrade under ultraviolet exposure.

How often should spray services be applied?

Typically two to three times per year, depending on weather and vegetation growth.

Is Komodo safe for residential use?

Yes. It is non-toxic, non-hazardous, and approved for ground application.

Does spray service replace defensible space?

No. It complements defensible space and Zone 0 compliance.

Can spray services be used in large communities?

Yes. They are well suited for HOA and neighborhood-scale applications.

Will spray services affect home resale?

No. They do not alter the structure or create permanent changes.

Is this a good option for short-term homeowners?

Yes. It is ideal for those planning to sell within a year.

Can homeowners upgrade later to a permanent system?

Yes. Spray services can be a bridge to long-term wildfire defense.

References

Komodo Fire Systems — Komodo Perimeter Shield K-500C Product Data Sheet
California Department of Forestry and Fire Protection — Defensible Space and Zone 0 Guidance
National Fire Protection Association — Home Ignition Zone Research

Call to Action

Wildfire protection should fit your goals, timeline, and property — not force a single solution.

Whether you plan to stay long term or sell in the near future, Ember Pro helps homeowners choose the right level of protection for where they are today.