Superior 4" Outside Air Kit for BRT40ST See-Through Gas Fireplace battery-powered and cast pedestal base

and cast pedestal base

Product is setup for liquid propane but can be converted to natural gas using included conversion kit

Includes 25 feet of compressed 5-inch flex duct

Model FPPK14-FLEX-LP-ST Dimensions L-14" x W-14" Max BTU 90

Superior 4" Outside Air Kit for BRT40ST See-Through Gas Fireplace battery-powered and cast pedestal baseWhat'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