Basment window security bars? what should i do?

I have 2 of thoes small windows in my basment for ventalation. What should i get for them for security. I want bars for them. I was going to make some out of that cast iron fence but i wante dsomething that looked better. I found MR.good bar home security bar. What would you recomendBasment window security bars? what should i do?
Consider block glass with one of the block areas being used as a vent hole. This is pretty common and looks good. Any good plumbling or hardware store should have a connection with a supplier.Basment window security bars? what should i do?
make your own.mr good bar was into choclate first so i wouldnt coun't on them doing aa good job your better of making your own.well follow your instinks.Basment window security bars? what should i do?
any round steel stock could be drilled and cemented in...paint it when done...
there is a one company out there called Vrinda Inc.

I think they have the largest collection of different security bars for windows there web address is : http://www.glassessential.com/Window-Security-Bars/Security-Bars-and-Window-Grille.html



Check it out it may solve your purpose of security bars