I've recently bought an Israeli M15 gas mask with filters and I was wondering if it is an effective mask for emergencies, if its not, what superior gas masks are there and where might I acquire one? Advice on filters would also be appreciated, as I'm worried about either a nuclear incident or a...

Why settle for just a gas mask? The C420 Powered Air Purified Respirator is several steps up from the traditional concept of the gas mask. It's a hip mounted filtration system that forces air through the filters and ensures continuous supply to your face. I have for sale a C420 PAPR mask...