A.O. Smith THR-160 Installation Instructions And Use & Care Manual page 26

INSTALLATION
2" 45° EXHAUST ELBOW
3" 45° EXHAUST ELBOW
2" 87° INLET ELBOW
3" 87° INLET ELBOW
26 • Residen al Gas Tankless Water Heater Use and Care Guide
POLYPROPYLENE TERMINATION TEE
Vent Pipe Size
2"
3"
POLYPROPYLENE RADIUS ELBOWS
Vent Pipe Size
POLYPROPYLENE CONCENTRIC WALL TERMINATION
Vent Pipe Size
2"
3"
Centrotherm Part Number
ISTT0220
ISTT0320
Centrotherm Part Number
ISELS0245UV
ISELS0345UV
ISELS0287UV
ISELS0387UV
Centrotherm Part Number
ICWT242
ICWT352