ROBERTS GORDON
®
T F-S
E RIE S
S
U BMI TT AL
S
HEE T
© 2004 Roberts-Gordon
APPLI CAT IONS, ENGIN EE RING AND DE TAI LE D GUIDANCE ON SYST EMS DE SI GN, I NSTALL ATION AND PRODUCT PE RFORMANCE I S AVAIL ABL E UPO N REQUE ST. ROBERTS GO RDON
®
PRODUCTS ARE TO BE
INSTAL LE D ONLY I N ACCOR DANCE WIT H L OCAL L AW S, CODES AND RE GULAT IONS, AND ONLY BY A CONTRACTO R QUALI FIE D IN THE INST AL LAT ION AND SE RVICE OF GAS-F IRE D HEAT ING E QUIPMEN T.
NOTE: 1. All dimensions are from the surfaces of all tubes, couplings and elbows.
2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream
from where the burner and burner tube connect.
Venting
(inches)
(centimeters)
Model
A
E
F
A
E
F
TF-120
14
18
18
36
46
46
TF-160
20
24
18
51
61
46
TF-200
20
24
18
51
61
46
TF-250
20
24
18
51
61
46
TF-300
20
30
18
51
77
46
TF-350
20
30
18
51
77
46
TF-380
20
30
18
51
77
46
Infrared Tubes
Vent
Pipes
Unvented
Vented
A
E
F
