Proper Penetrations
Multiple inspectors are challenged with systems that pass thru a fire separation or fire wall. This can be the fire inspector looking at a fire sprinkler pipe which passes thru a 1.o hour fire separation or the Plumbing Inspector who is looking at a water filled pipe. The common practices is to plaster red caulk through out the space until the void is filled.
This picture is in a a E use group [click to continue…]
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Flexible Armover Attachments
Sprinkler systems have seen an increase in the use of specifically listed equipment. Flexible arm-overs serve a great purpose in sprinkler system installation but are heavily depended on proper installation per the manufacture listing requirements.
If you look at the first picture above you may say “Well it truly depends!” So lets make a couple of assumptions:
- The system was properly designed to account for the friction loss of the devices
- The flexible armover is listed for use on sprinkler systems
So the question is, does this meet code…. oh and take a look at [click to continue…]
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