Please Knock Aluminum Sign (Reflective)

Rust-Resistant and Scratch-Proof 'Please Knock' Signs

To maintain the privacy and safety of your business, you may wish to lock your entrances until visitors arrive. Our heavy-duty signs give clear instructions for guests to knock for assistance.

These latex print signs feature aluminum that can resist rust.

We laminate our 'knock on door' signs to protect them from surface scrapes.

Highly Visible Heavy-Duty Signs for Long-Term Use

Our latex print signs are easy to see from afar due to their reflective surfaces.

You can use these 'knock on door' signs for 2 years or more to save costs.

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