The "Heat Reflector/Shield" 304 Stainless Steel Fireback Firebacks have a long history in Europe, longer than chimney caps. If you looked into a fireplace in Ireland you would find a fireback. They still use their fireplaces for heat and cooking. The “heat reflector/shield” just uses modern materials -- 304 Stainless S
Mxclimate Adjustable Fireback with Support Legs, Heavy Duty Fireplace Wall Protector and Heat and Radiant Reflector, Flexible Reflecting Angle, Fits Firebox Width from 13 to 26, 2 Pack, Black : Home
27 x 27 Stainless Steel Radiant Fireplace Fireback
Protect the structural integrity and increase the efficiency of your fireplace with the HY-C Fireback. Placing a HY-C Fireback on the back wall of your fireplace shields masonry from 1/3 of the heat that would otherwise cause deterioration while radiating more heat and reflecting more light from the fire into the room. The 14-Gauge stainless steel construction is lighter weight than cast iron allowing for easier placement. Slotted base allows for adjustable installation from 65 deg to 90 deg.
HY-C 15 in. x 15 in. Stainless Steel Fireback
Heat Reflector / Shield Fireback - 304 Stainless Steel
Fireplace Reflector
Maplefield Fire Pit Heat Deflector - All-in-One Heat Deflector and Fire Pit Cover - Perfect for Home Firepits, Gazebo, Patio, and More - Weather-Resistant Fireplace Cover : Patio, Lawn
Mxclimate Adjustable Fireback with Support Legs, Heavy Duty Fireplace Wall Protector and Heat and Radiant Reflector, Flexible Reflecting Angle, Fits Firebox Width from 13 to 26, 2 Pack, Black : Home
Heat Reflector / Shield Fireback - 304 Stainless Steel
Mxclimate Adjustable Fireback with Support Legs, Heavy Duty Fireplace Wall Protector and Heat and Radiant Reflector, Flexible Reflecting Angle, Fits Firebox Width from 13 to 26, 2 Pack, Black : Home
Hisencn Heat Deflector for Solo Stove Yukon Fire Pit, with 3 Legs and Carrying Handles, Captures Warmth and Magnifies The Heat Radius, 11'' H x 30'' Dia, 304 Stainless Steel