Some Facts about Fire Sprinkler Drops
- Unbraided Sprinkler Flex Connects are made from a corrugated metal hose
- Braided Sprinkler Flex Drops consist of a corrugated inner hose, like their unbraided counterparts, and a braided stainless steel outer hose.
- Unbraided Flexible Fire Sprinkler Connections often do not have FM Approval
- Unbraided Flex Connects are less expensive
- The best way to know if you can use Argco Flex Drops on your project is to submit on them with the submittal package you can request from me.
- Do I have to use elbows on my sprinkler drops? Generally you do not as long as you’re maintaining the minimum turn radius.
- Every Flexible Fire Sprinkler Connection has a maximum amount of 90 degree turns, refer to the product data.
- When installing in suspended ceilings, make sure to check if your jurisdiction requires a structural engineer’s stamp verifying that the suspended ceiling meets ASTM C 635 AND C 636 . (San Francisco is one example)
- Some good engineering tips can be found here.
- Finally, and perhaps most helpful, here is a link to some excerpts from the NFPA relevant flexible sprinkler drops.