Knox Box

Knox Key Boxes (and FDC locking caps, where applicable) are required on all commercial structures within Montgomery County.

For your convenience, these can now be ordered online.  To order Knox Box products specific to MCESD 3, please follow the link below: and select Choose your local fire department agency (top left), select Texas and Lake Conroe Fire Dept


Gate Locks: All gate locks and switches are to be keyed to the Montgomery County system and must be ordered through the Montgomery County Fire Marshal's Office:

(936) 538-8288 or

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