In wall fireplace install options & insulation

Dynasty Zero LED Electric Fireplace Insert Black

Developed as an alternative to wood burning and gas fireplaces, the Real Flame 49 in. Wall Mounted/Recessed Electric Fireplace Insert mimics the look of a real fire, but does not require a chimney or vents and plugs into a standard outlet for convenient set up. This modern fireplace insert can be hung directly on the wall or recessed into the wall for a built-in look and features multiple heat and flame color settings.

Real Flame 65 Wall Mounted/Recessed Electric Fireplace Insert, Black 5560

Cold air blowing in from below insert? : r/Fireplaces

Electric Fireplace Buying Guide

Fireplaces in Porches

In wall fireplace install options & insulation

Faux Stone Fireplace - No Mortar No Mess - Box to the Wall

Walls Behind Fireplaces Building America Solution Center

Walls Behind Fireplaces Building America Solution Center