Long-Term Retardants

Product Overview

Fortress is developing a comprehensive suite of long-term fire retardant (LTR) solutions inclusive of aerial, ground, and residential formulations, purpose-built for the unique demands of each setting. We’ve spent multiple years building a wide moat of intellectual property around our product portfolio, and are currently working with the United States Forest Service (USFS) to bring our superior fire suppression technology to the field.

FR-100

Dry POWDER
Long-Term Retardant

Fortress Bullet
Interim Qualified, Listed on USFS QPL
Aerial Optimized
Medium Viscosity
Standard Fugitive Coloring
Hygroscopic Recharge
Eco-Friendly
Corrosion Inhibited
FR-100

FR-105 HV

Dry POWDER
Long-Term Retardant

Fortress Bullet
Next Gen Product, Testing with USFS
Aerial Optimized
Medium Viscosity
High-Visibility Flourescence
Hygroscopic Recharge
Eco-Friendly
Corrosion Inhibited
FR-105 HV

FR-200

Liquid Concentrate
Long-Term Retardant

Fortress Bullet
Interim Qualified, Listed on USFS QPL
Aerial Optimized
Low Viscosity
Standard Fugitive Coloring
Hygroscopic Recharge
Eco-Friendly
Corrosion Inhibited
FR-200 HV

FR-205 HV

Liquid Concentrate
Long-Term Retardant

Fortress Bullet
Next-Gen Product, Testing with USFS
Aerial Optimized
Low Viscosity
High-Visibility Fluorescence
Hygroscopic Recharge
Eco-Friendly
Corrosion Inhibited
FR-205 HV

FR-300

Dry POWDER
Long-Term Retardant

Fortress Bullet
Next-Gen Product, Late Stage Development
Optimized for Fixed Tank Helicopter Use
Medium Viscosity
High-Visibility Fluorescence
Hygroscopic Recharge
Eco-Friendly
Corrosion Inhibited
FR-300

FR-600

Liquid Concentrate
Long-Term Retardant

Fortress Bullet
Next-Gen Product, Testing with USFS
Ground Optimized
Low Viscosity
High-Visibility Optional
Hygroscopic Recharge
Eco-Friendly
Corrosion Inhibited
FR-600

USFS = United States Forest Service; QPL = Qualified Products List

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