Ok so we have been contacted to change out a large number of sprinklers in a 
high-rise hotel. Much of the building is done in steel pipe but we have just 
stumbled upon at least one wing where polybutylene is present.  As far as I 
know, there is no approved method of repairing this pipe once it’s been broken. 
I have stopped all activity in the area.

My first though was to start cutting open the wall around the sprinklers in the 
wing that contains polybutylene. At least that way I can get a wrench on the RC 
and greatly reduce the risk of fracture. But even a slight risk makes me very 
nervous in this situation.

Has anyone come across this and how did you handle it?



John Irwin
Critical System Solutions Sprinkler Construction Manager
813-618-2781<tel:813-618-2781> 
jir...@criticalsystemsolutions.com<mailto:jir...@criticalsystemsolutions.com>


Sent from a mobile device. Please forgive brevity, spelling errors and 
punctuation gaffes.
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