Specifications
HT-2000 Installation and Operation Manual     
51 
Note that secondary air tubes can be replaced without removing the baffle board. 
Important Notes: 
The air tubes are identified for placement as follows: 
Model  Type of tube 
HT-2000 
Front ► 28 holes of 0.203" 
Middle► 28 holes of 0.172’’ 
Rear ► 28 holes of 0.172’’ 










