Garratt Callahan Water Treatment Expertise Since 1904
Water Treatment Products
Water Treatment Expertise Since 1904
Worried about Legionella in your water system?
Garratt Callahan is your source for risk minimization and control with water treatment.
Providing water treatment products & services since 1904.
From boilers to waste water, from testing to treatment, Garratt Callahan is your trusted partner.
Worried about Legionella in your system? Get Help