4 ms·
> (Commercial fire sprinkler pipes seem to be mostly steel (!). I don’t know why. It always seems like a dubious idea to me.) Because steel can withstand much
by dessimus 3y ago
> (Commercial fire sprinkler pipes seem to be mostly steel (!). I don’t know why. It always seems like a dubious idea to me.)
Because steel can withstand much higher temperatures than CPVC, PVC, or Pex, by at least an order of magnitude, not to mention withstand much higher water pressure too.
- bombcar 3y agoAnd also commercial fire pipes are often dry (they're pressurized with air or carbon dioxide, and when the sprinkler glass breaks, then the water flows in).