Important information for choosing the best window intercom system for your requirements.

Important: Remove existing intercom and any adaptor plates before measuring.

1. Is there currently a hole in the glass?        Yes or no?
2. If so, what is the diameter of the hole? ______Measure to nearest 1/8" (existing plates must be removed to measure accurately)
3. What is the thickness of glass? _______Measure to nearest 1/8"
4. Do you require bullet-resistance?            Yes or No.   Level II or Level III ?
5. Is there a shutter, shade or mini-blinds on the inside?         Yes or No
6. How many units are you considering?   ________
7. How soon will you be purchasing?    ___________