Greenheck ERT Series Assembly Instructions Manual page 6

STEP 5: Final Roof Curb Assembly
1
2
ERT-74
4
Exhaust
Inlet
Supply
Discharge
2
6
6
1
7
5
Duct Adapter Assembly
#457157 IOM ERT Curb
Rev. 3, November 2006
Copyright © 2006 Greenheck Fan Corp.