How do I order a replacement door/window sensor?

[alittle35]

I just had my side door replaced by a contractor.  Unfortunately, the door sensor went to the dump with the door.  How can I order a replacement, and can I install it myself?  TIA

#SmartHomeSecurity

@TELUS_Support 

[TELUS_Support]

Hi there @alittle35 - we responded to your message