Alert Summary

FM Approvals has been made aware of suspect counterfeit automatic fire sprinklers found in Vietnam bearing an FM Approvals mark.  FM Approvals has neither tested nor certified this product.

Product Identity

The sprinklers bear the marking “TYCO” on the wrench boss and the Tyco Sprinkler Identification Numbers “TY3151” or “TY3251” on the deflector, however, the identity of the manufacturer is unknown.

Description

½” NPT frangible bulb type automatic sprinklers with both upright and pendent deflectors

Hazard Involved

These automatic sprinklers cannot be relied upon to react to or control a fire.  Failure by any of the following mechanisms is possible: failure of the thermal element, orifice leakage, premature or delayed operation, bulb strutting (incomplete fracture), ejection of the deflector, inadequate or excessive discharge rate, corrosive attack, failure to operate, failure to produce an adequate discharge pattern, etc.

The sprinklers were not produced by Tyco Fire Products.