Osburn 4"Ø X 25' Insulated Flex Pipe For Fresh Air Intake Kit double cage blower The combustion process gives a

The combustion process gives a high thermal output of 75

3" x 2" Weight 142 lbs Color Gray Shape Square Ready-Made Yes BTUs 45

The Deep Series gives you a 12” depth and multiple length options

The Black Bear can also heat wall tents that are up to 14' x 16' in size

Detail information see page 29)

Osburn 4"Ø X 25' Insulated Flex Pipe For Fresh Air Intake Kit double cage blower The combustion process gives a4" X 25' Insulated Flex Pipe For Fresh Air Intake Kit by Osburn 25 feet long insulated flexible pipe 4 inch in diameter insulated flexible pipe Reinforced aluminized trilaminate with fiberglass insulation ULC S110 Canada and UL181 USA, Class 1