Of problem. How can we reduce fire hazard . The construction was a lot different. We dont expect what we had then. We want to make sure with the gas heaters that the gas is shut off. If you shut it off you are going to have no hot water or heat. Be careful not to shut it off unless you smell gas. Absolutely because once you do shut it off you should have the Utility Company come in and turn it back on. Here is a mock up of a gas hear the on a house. Where would we find the gas meter . It should be in your garage. Everyone should be familiar with where the gas meter is. One of the tools is a wrench, a crescent wrench. Yes. The crescent wrench is good and this is a perfect example of how to have it so you can loosen it up and use it when you need it. Okay. Lets go inside to talk about fire safety. Many of the issues here relate to fire, for example, we have a little Smoke Detector and i see you brought one here, a Carbon Monoxide Smoke Detector. This is a combination of smoke and Carbon