Fireman's protective suit

The firefighter's protective suit is standard without a thermal lining
Firefighters' special protective uniforms and equipment are very important demonstration training tools in the safety classroom. It is their detailed research in fire safety classes that will help students understand the specifics and differences of various protective suits, the features of their use in emergency situations, and ways to properly put on such a uniform.

Designation of the standard protective suit of a firefighter
In which cases you need to use a protective suit:

for protection against flame emissions;
to protect against heat flows;
to protect against the influence of water - this model is waterproof;
to protect against the action of surfactants.
This protective fire suit does not have a thermal lining, but is effective when working in extreme extreme situations - for reliable protection against possible dangerous environmental factors.