Here are a few tips that will help you protect your house during a snowstorm so that you can focus on enjoying the holidays with family and friends.   Check Windows, Doors, and Fireplace Did you know that the biggest source of heat loss is through doors and windows? It makes sense since these are the biggest entries and exits to the home. But when the weather drops, you’ve got to make it a point to seal up those cracks and leaks. There are a few ways to you test for leaks and seal them up. To identify leaks, you can walk throughout your home and use a candle to see if air leaks around doors, windows, electrical outlets, etc. If the candle flame is moving, it could indicate a…