On Dec 13, 8:26*am, Phisherman wrote:
Recently, I heard that a methane/propane detector is recommended in
addition to a smoke and CO detectors. * * I have gas (methane)
appliances (oven, stove, two furnaces, fireplace, water heater,
clothes dryer), but currently rely on the additive in gas (and my
nose) to detect leaks. *Since CO is completely odorless and very
poisonous a CO detector makes a lot of sense. * *Most modern gas
appliances have safey shut-off features. *So, do we really need a
methane detector?

Would a Ng detector on the floor work.