Question: how to put a fireplace in the wall?
Answer: Find a safe location close to a power outlet. Find a location that is close to a power outlet. ... 
Attach Bracket(s) to The Wall. ... 
Attach Brackets to The Bottom of The Fireplace (Some Models). ... 
Hang The Fireplace on The Bracket. ... 
Secure The Bottom of The Fireplace to The Wall. ... 
Plug Power Cord and Enjoy.