Heat-n-glo are much better products, much higher quality. Empire offers similar much cheaper versions. Both can be very nice. Heat-n-glo is the higher end brand.
Very little of the energy that goes to the electric fireplaces is wasted. However, as a heat source there are better, more efficient sources of heat.
it depends on the fire place. traditional fireplaces loose most of their heat via the chimney. ventless fireplaces loose 99.9 percent of their heat out of the front of the fireplace and into the home
Wood fireplaces tend to get higher reviews. They are a lot more effecient when it comes to actually providing heat.
In additional to radiating heat into the room many gas fireplaces have a heat exchanger- cool air is drawn into the shell around the firebox, and warmed air comes out of the vents at the top.
convection to heat the room conduction to heat the metal work and brick work
A fireplace blower is designed to take the fire and help it get started. As well as spread heat across the room better. These systems will help you heat the room better, thus saving you a lot on your heating bill each month.
They are resistant to the intense heat that fires can produce
Dimplex Fireplaces can cost anywhere between $100 and $3500. This exact cost will depend on the styling and amount of heat you need the fireplace to put out.
One causes heat by fire & the other light?
With open fireplaces and in the kitchen, with the stove. Bedrooms were usually unheated.
because a large amount of the heat just went out the chimney, with the smoke.
You don't. Brick in fireplaces are special, designed for high heat.