Systems
Fire-rated ducts Smoke extraction Fire protection coating Duct system Enclosure system Protected Technical Space Carbon flat
Products
EXTHAMAT® EXTHAMAT TRAP FIREMAT Fire-rated channel Shell EXTHAFIX EXTHABAG
Resources
Downloads About us Contact
+33 1 41 58 10 34 Get a quote
THE reference in passive fire protection — Manufacturer for 40+ years

Fire-rated duct manufacturer
and passive fire protection

EXTHA designs, manufactures and sells fire-rated staff ducts, ventilation and smoke extraction conduits EI 120, EXTHAMAT® boards and accessories. 40 years of expertise. Delivery across Europe. Quote within 24h.

Discover our systems Download technical datasheets
Fire-rated ducts
Discover
EXTHAMAT® boards
Discover
Fire protection coating
Discover
EXTHAMAT TRAP
Discover
Accessories
Discover
40+
Years of expertise
THE reference in passive fire protection since 1984
0
Gas in our process
Air-dried boards — unique eco-responsible approach
24h
Quote
Guaranteed response, delivery across Europe
EI 120
Max fire resistance
Products certified EN 1366, EN 13501
About us

EXTHA, passive fire protection
manufacturer since 1984

EXTHA designs and manufactures its fire protection products since 1984. Fire-rated staff ducts, EXTHAMAT® boards, channels, shells, fire dampers — all our products are manufactured in France, tested and certified to European standards EN 1366 and EN 13501.

Our unique air-drying process, without gas, is unmatched in the market. It ensures superior quality boards while reducing the carbon footprint of our products.

Learn more about EXTHA

Our fire protection systems

Fire-rated ducts
Fire-rated staff ducts EI 120 for ventilation and smoke extraction. Certified EN 1366. Public buildings, high-rise, residential.
Discover
Smoke extraction
Smoke extraction ducts EI 120 S certified EN 1366-8. For all building types subject to regulation.
Discover
Fire protection coating
Applied coating on steel structures and concrete. REI 120 protection per EN 1366 standards.
Discover
Duct system
Fire-rated conduits EI 120 for ventilation and smoke extraction. Certified EN 1366-1 and EN 1366-8.
Discover
Enclosure system
Enclosure of technical ducts and cable trays. EI 60 to EI 120 depending on configuration.
Discover
Protected Technical Space
Full enclosure of a fire-rated technical volume. Integral EI 120 protection for sensitive rooms.
Discover

Our fire protection products

EXTHAMAT
EXTHAMAT®
Fire-rated boards EI 60 / EI 120
 EXTHAMAT TRAP
EXTHAMAT TRAP
Fire-rated access doors
 FIREMAT
FIREMAT
Fire-rated staff ducts
 Coating
COATING
Steel structure protection
 Fire-rated channel
Fire-rated channel
Cable tray protection
 Shell
Shell
Pipe protection
 EXTHAFIX
EXTHAFIX
Fire-rated adhesive
 EXTHABAG
EXTHABAG
Fire-rated plaster bag

Our client references

Construction site
ERP
Hotel residence Paris 8th
Coating REI 602024
Protection of steel structures with high-performance coating. EXTHA certified installation.
High-rise building
IGH
Office tower La Défense
EXTHAMAT® boards EI 1202024
Complete enclosure of technical ducts. High-performance system for high-rise buildings.
Residential project
Residential
Residential program Versailles
Smoke extraction + dampers2023
Smoke extraction ducts and fire dampers EI 60 certified for residential buildings.

Do you have a fire protection project?

Our teams review your request within 24h. Free analysis, no-obligation advice, precise and reactive quote.

Get a quote