Reddit reviews GREAT STUFF Fireblock 12 oz Insulating Foam Sealant

We found 2 Reddit comments about GREAT STUFF Fireblock 12 oz Insulating Foam Sealant. Here are the top ones, ranked by their Reddit score.

Seal the pipe, cable and duct penetrations, minimizing airflowDuring a fire, flames, harmful gasses, and toxic smoke cannot spread as quicklyConserves energy, reduces drafts, allowing you to save on heating & cooling costsRecognized as an Alternate Fireblocking material for residential constructionSeals service penetrations between floors and studs

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2 Reddit comments about GREAT STUFF Fireblock 12 oz Insulating Foam Sealant:

u/jakkarth · 1 pointr/HomeImprovement

Perhaps something like this stuff would do the trick?

u/tvtb · 1 pointr/HomeNetworking

If you're pulling a cable through concrete, fine, just fill the hole with this so you don't decrease your fire safety. If the cable isn't getting jostled a lot, I wouldn't worry about it being damaged.
The difference between CAT 5e and 6 isn't much today (both can handle gigabit ethernet), but will matter in ~3-6 years when consumers start using 10 gigabit ethernet. CAT 6 is almost as cheap as 5e these days, so I'd put it in