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.

FORTRESS FR-100

Dry Powder
Long-Term Retardant

Fortress Fire Retardant Systems favicon with flame

Fully Qualified,
Listed on USFS QPL

Fortress fire retardant fixed aerial optimized

Aerial Optimized

Fortress fire retardant medium viscosity

Medium Viscosity

Fortress fire retardant visibility

Standard Fugitive Coloring

Hygroscopic Recharge

Fortress fire retardant eco-friendly

Eco-Friendly

Fortress fire retardant corrosion protection

Corrosion Inhibited

FORTRESS FR-100

FORTRESS FR-105 HV

Dry Powder
Long-Term Retardant

Fortress Fire Retardant Systems favicon with flame

Next-Gen Product,
Interim Qualified

Fortress fire retardant fixed aerial optimized

Aerial Optimized

Fortress fire retardant medium viscosity

Medium Viscosity

Fortress fire retardant visibility

High-Visibility Fluorescence

Hygroscopic Recharge

Fortress fire retardant eco-friendly

Eco-Friendly

Fortress fire retardant corrosion protection

Corrosion Inhibited

FORTRESS FR-105 HV

FORTRESS FR-200

Liquid Concentrate
Long-Term Retardant

Fortress Fire Retardant Systems favicon with flame

Fully Qualified,
Listed on USFS QPL

Fortress fire retardant fixed aerial optimized

Aerial Optimized

Fortress fire retardant low viscosity

Low Viscosity

Fortress fire retardant visibility

Standard Fugitive Coloring

Hygroscopic Recharge

Fortress fire retardant eco-friendly

Eco-Friendly

Fortress fire retardant corrosion protection

Corrosion Inhibited

FORTRESS FR-200 HV

FORTRESS FR-205 HV

Liquid Concentrate
Long-Term Retardant

Fortress Fire Retardant Systems favicon with flame

Next-Gen Product,
Testing with USFS

Fortress fire retardant fixed aerial optimized

Aerial Optimized

Fortress fire retardant low viscosity

Low Viscosity

Fortress fire retardant visibility

High-Visibility Fluorescence

Hygroscopic Recharge

Fortress fire retardant eco-friendly

Eco-Friendly

Fortress fire retardant corrosion protection

Corrosion Inhibited

FORTRESS FR-205 HV

FORTRESS FR-300

Dry POWDER
Long-Term Retardant

Fortress Fire Retardant Systems favicon with flame

Next-Gen Product,
Late Stage Development

Fortress fire retardant fixed tank helicopter

Optimized for Fixed Tank Helicopter Use

Fortress fire retardant medium viscosity

Medium Viscosity

Fortress fire retardant visibility

High-Visibility Fluorescence

Hygroscopic Recharge

Fortress fire retardant eco-friendly

Eco-Friendly

Fortress fire retardant corrosion protection

Corrosion Inhibited

FORTRESS FR-300

FORTRESS FR-600

Liquid Concentrate
Long-Term Retardant

Fortress Fire Retardant Systems favicon with flame

Fully Qualified,
Commercially Available

Fortress fire retardant fixed ground optimized

Ground Optimized

Fortress fire retardant low viscosity

Low Viscosity

Fortress fire retardant visibility

High-Visibility Optional

Hygroscopic Recharge

Fortress fire retardant eco-friendly

Eco-Friendly

Fortress fire retardant corrosion protection

Corrosion Inhibited

FORTRESS FR-600

FORTRESS FR-700

Liquid Concentrate
Long-Term Retardant

Fortress Fire Retardant Systems favicon with flame

Fully Qualified,
Commercially Available

Structural Retardant

Medium Viscosity

Fortress fire retardant visibility

High-Visibility Optional

Hygroscopic Recharge

Fortress fire retardant eco-friendly

Eco-Friendly

Fortress fire retardant corrosion protection

Corrosion Inhibited

FORTRESS FR-700

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

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