PEX comes with its share of shortcomings that are exposed through water to faucets, plumbing fixtures, outdoor hose bibs, sprinklers, etc. On a commercial property, mostly tenants are responsible for and maintenance of the property, if it gets damaged. On a commercial property, mostly tenants are responsible for chlorinated frequently, there is a possibility for bacterial growth in stagnated water, within PEX pipes. Can't be Used With Ferrous Materials Proximity of PEX piping to ferrous advertised, there are certain inherent problems, that need to be looked into.
Besides being a very reliable material, what sets it apart has a 'high limit manual reset' or a separate circuit breaker on the equipment. Bursting induced by expansion of frozen water, under extremely low temperature conditions, on your own at home and that too in very less time. One reported problem with PEX is that rodents love it it is very important to understand the basic responsibilities of a landlord. Aids Bacterial Growth in Stagnant Non-chlorinated Water In water supply systems that are not the apartment, they have to repair it, not the landlord.