SunStar 8" Combustion Air Termination Cap For Infrared Tube Heaters controls you will need a heater

you will need a heater with a minimum capacity of 1

DRC6340TEN Fuel Type NG

and knots will confuse even outdoorsy folks into thinking it'd be real wood

Dimensions: 25"W x 4"D x 5"H

96" Dimensions 25

SunStar 8" Combustion Air Termination Cap For Infrared Tube Heaters controls you will need a heaterThis 8" cap. is used for combustion air or fresh air duct termination. It can be used with all infrared tube heaters. This product has limited warranty of 1 year. This product is made in USA. Features Heavy gauge aluminum construction Eliminates downward draft Fits Type B or Single Wall flue pipe For Fresh Air (Combustion Air) duct termination. Specifications Warranty 1 year limited warranty Weight 1. 5 lbs CA Residents: See Prop 65 WARNING.