will this be 100% effective?

thank's.

hydroking.
hydroking Reviewed by hydroking on . This summer! This summer im goin to build a nice big shed for a project, but im a bit worried about police chopper's, what's a good thing to line the shed with so the infered don't see the heat source? I was thinkin strip's of roofing lead. Thank's for any info. Hydroking. Rating: 5