Lost Key for James Hardie Controller: Don't Break In, Buy a Key

New Home, Hardie Controller Locked: Key Available Online

Breaking the cabinet risks damaging the PCB or weather seal. A replacement key is cheap and easy.

Buy Here

Basic Irrigation – Hardie/Rain Dial Keys

Identify Your Lock

• Most use a standard wafer lock (flat key).
• Key code often stamped on lock face (e.g., "CH751").

If You Must Open Now

1. Hair dryer on door seam (low heat) to soften latch. 2. Thin plastic shim (credit card) to trip latch. 3. Do not pry.

Order the key. It's $5–10 and saves a $200 controller.