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We are closed: From Friday 20th of December 2024 until Friday 3rd of January 2025. Your orders will then be shipped the following Monday (or Thursday). We thank you for your understanding.
External emergency release for Chamberlain garage door operators.
To attach the external emergency release, you must drill a hole with a diameter of 19 mm for the cylinder lock, and two holes with a diameter of 6.5 mm for the 1/4 inch-20x2-1/2 incl. – mounting screws. See the template attached. All holes in the garage door must be drilled from the outside in.