This unique invention has been designed in response to requests for a switch that would allow window venting of 6" or 8" inches before breaking contact and creating an alarm condition. The VS-06 or VS-08 will allow the homeowner to arm his system & at the same time permit fresh air from windows or sliding doors. No need for double magnets or turning off the system to shut window. Available with 36" zip wire or screw terminals. White & brown. UL & ULC Listed. Lifetime Warranty. Made in the USA.