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Measuring The Sleeve²

STEP 1:

Locate your door closer

Protect your classroom, school in active shooter emergency. Fast, effective door security four your classroom.

STEP 2:

Measure your closer

**PLEASE NOTE- ANGLE OF CLOSER ARMS MAY VARY DUE TO AGE, BRAND OR INSTALLATION.**

The dark line in the diagram to the right represents the measurement of the opening of the Sleeve^2 so that it can slide snuggly to the end of the closer arms.
Measure your opening from the outside edge of the closers straight arm to the outside of the closers angled arm (see real-life image to the right). Approximately a half-inch away from the bend (see diagram.)

For the most accurate measurement possible, make sure your tape measure is perpendicular to the door when you take this measurement.

**On this measurement we recommend that if you are between two measurements (ex. 3 1/4” or 3 1/2” choose the 3 1/4” ) choose the smaller measurement.

Fast, effective door security for your school and classroom against active shooter.
Fast, effective door security for your classroom. Secure your door in active shooter event.