Superior 4" Outside Air Kit for BRT40ST See-Through Gas Fireplace btu56175 Zone heat your space to

Zone heat your space to remain comfortable while reducing your monthly bills

Glow Getter 18

The firebox features secondary reburn tubes producing a High Efficiency burn

Beyond just safe

MCS-814 Outer Liner(6 ea

Superior 4" Outside Air Kit for BRT40ST See-Through Gas Fireplace btu56175 Zone heat your space toWhat's Included Outside Air Kit Features For use if outside combustion air is required or desired. Must be used in conjunction with locally purchased, non combustible Class 1 or Class 0 flexible duct. For use with Superior BRT40ST B Vent See Through Gas Fireplace Specifications Model Number FOAK 4LD Catalog Number 81L88 Diameter Size 4" Compatible Fireplace BRT40ST