What should I ask in order to determine the right system?
What type of construction am I dealing with?
What is the hourly rating?
What is the barrier made of and how is it made?
gyspsum board?
masonry?
concrete block?
How big is the opening?
How big is the annular space around the penetrants?
What type of penetrants am I dealing with?
conduits?
metallic or non-metallic?
how many?
how big?
pipes?
are they vented or unvented?
will they move or vibrate?
cables?
what type?
how many?
Are there any special considerations in this particular application?
Is there any unusual expansion and contraction?
Will there be a need to modify the penetrants frequently?
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