Heat Smoke Control Measure

Is an air-conditioning system an safety measure?

Once again the question "is an air-conditioning system an essential safety measure?" has popped up and I thought I would take a fresh look at what I have written on air-conditioning systems in the past.

To kick things off, here is the question I received from an industry professional (Julie)...

On Fri, Oct 5, 2012 at 10:40 AM, Julie wrote:

If you install, modify or remove ANY ESMs you need a building permit.

Logically, if you don’t need a BP for an A/C package unit then it could not possibly be an ESM

Also if its not hooked into the fire services then its not an ESM

Can you please confirm ?


Julie | Division Manager